Measurements and Statistics

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shrink-0 mr-4 md:mr-0"> <picture> <source type="image/webp" media="(min-width: 768px)" srcset="/images/eDEH2vzSpTvnS_y_yYtbqNKZt7U=/9030/fill-434x192-c100%7Cformat-webp/tortoise.jpg, /images/ZOCIBHcdIGBJRwA9CLIA5vJPj_M=/9030/fill-868x384-c100%7Cformat-webp/tortoise.jpg 2x"> <source type="image/webp" media="(min-width: 576px)" srcset="/images/KrbglILjsDLPJVldYpZOtlh_YFk=/9030/fill-128x128-c100%7Cformat-webp/tortoise.jpg, /images/CmPOWPBReFCpD2Fe1wmYjdJmY4g=/9030/fill-256x256-c100%7Cformat-webp/tortoise.jpg 2x"> <source type="image/webp" srcset="/images/WanJfciqp0PcTJ2JgRIQ-qSZ1rA=/9030/fill-96x96-c100%7Cformat-webp/tortoise.jpg, /images/-bZZ-NXSGIW0HYBqf0xTl7fDf_E=/9030/fill-192x192-c100%7Cformat-webp/tortoise.jpg 2x"> <source media="(min-width: 768px)" srcset="/images/RsjRgLgw5FOle90CFWIHuZqJFow=/9030/fill-434x192-c100/tortoise.jpg, /images/BP3yVPJx9TCvE_4ohhIE4wnztZk=/9030/fill-868x384-c100/tortoise.jpg 2x"> <source media="(min-width: 576px)" srcset="/images/_ExzZfv7qzB9SodTBVubk8Thqa0=/9030/fill-128x128-c100/tortoise.jpg, /images/r0T5C_GRnHKorjQS6OxaR3PZ7eQ=/9030/fill-256x256-c100/tortoise.jpg 2x"> <source srcset="/images/fbBP8xGTOH6yW4_TfpwbtjCVqUg=/9030/fill-96x96-c100/tortoise.jpg, /images/chrUuOpBi9YDiPirV7oVA7O0xkQ=/9030/fill-192x192-c100/tortoise.jpg 2x"> <img src="/images/chrUuOpBi9YDiPirV7oVA7O0xkQ=/9030/fill-192x192-c100/tortoise.jpg" alt="The DNS Server That Lagged Behind" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col w-full md:mt-4"> <h3 class="card-title w-full order-1 min-h-12 sm:min-h-0"> <a href="/author/stephane_bortzmeyer/the-dns-server-that-lagged-behind/">The DNS Server That Lagged Behind</a> </h3> <div class="flex flex-col order-2 md:order-3 sm:flex-row sm:h-6 sm:items-center sm:mt-2"> <div class="flex items-center"> <img src="https://access.ripe.net/picture/ffcb344c-cb4a-4cbe-b888-6bce7bc5a3ec" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/stephane_bortzmeyer/">Stéphane Bortzmeyer</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/stephane_bortzmeyer/"><img src="https://access.ripe.net/picture/ffcb344c-cb4a-4cbe-b888-6bce7bc5a3ec" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/stephane_bortzmeyer/" class="text-accent">Stéphane Bortzmeyer</a> </h4> <p class="text-xs leading-6 text-neutral-mid"> Based in Paris (France) </p> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> I work at AFNIC (the registry of .fr domain names), in the computer department, on, among other things, DNS, security, technical watch, standardization. <a class="text-accent" href="/author/stephane_bortzmeyer/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1" datetime="2024-11-18 08:29:36" title="2024-11-18 08:29:36"><span class="hidden sm:inline">• </span>18 Nov 2024</time><p class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1"><span class="hidden sm:inline">• </span>3 min read</p> </div> <p class="text-sm order-3 md:order-3 -ml-28 sm:ml-0 sm:w-full mt-2">Around the end of October and beginning of November 2024, twenty six African TLDs had a technical problem - one of their authoritative name servers served stale data. This is a tale of monitoring, anycast, and debugging.</p> <div class="flex flex-col order-4 w-full md:w-full -ml-28 sm:ml-0 mt-2 sm:mt-4 md:mt-2 "> <p class="sr-only">Article tags:</p> <ul class="flex flex-wrap overflow-hidden h-7 gap-y-1 m-0.5"> <li> <a href="/search/tag/dns/" class="tag m-0.5 ">dns</a> </li> <li> <a href="/search/tag/atlas/" class="tag m-0.5 ">atlas</a> </li> <li class="hidden sm:inline"> <a href="/search/tag/measurements/" class="tag m-0.5 ">measurements</a> </li> <li> <span title="measurements " class="inline tag m-0.5 sm:hidden ">+1</span> </li> </ul> </div> <div class="order-last flex justify-end mt-2 sm:mt-4 w-full md:w-full"> <div class="flex flex-row items-center space-x-3 md:space-x-5"> <div class="flex items-center -mr-1"> <span title="This article has received 51 likes." data-count="51" class="text-xs text-neutral-mid mr-2 select-none">51</span> <svg class="stroke-current text-neutral-mid " width="22px" height="21px" viewBox="0 0 22 21" version="1.1" 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2.63285 15.197 3.22222V21Z" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/></svg></a> </div> </div> </div> </div> </div> <div class="col-span-12 md:col-span-6 xl:col-span-3"> <div id="article-4540" class="flex md:flex-col w-full"> <a href="/author/job_snijders/war-story-rpki-is-working-as-intended/" class="block w-24 h-24 sm:w-32 sm:h-32 md:w-auto md:h-48 shrink-0 mr-4 md:mr-0"> <picture> <source type="image/webp" media="(min-width: 768px)" srcset="/images/lu6LbpIEuIsY8FByBNxHlRbL0H8=/9021/fill-434x192-c100%7Cformat-webp/Internet_map_1024.jpg, /images/ss00d2-8pl-lWrf-2ytc5cvprok=/9021/fill-868x384-c100%7Cformat-webp/Internet_map_1024.jpg 2x"> <source type="image/webp" media="(min-width: 576px)" srcset="/images/7DEL0_E8cMYUQLx2KOuMrqkN-zk=/9021/fill-128x128-c100%7Cformat-webp/Internet_map_1024.jpg, /images/Aj7_1nIE98cOv_S5wS2lYgYcpO8=/9021/fill-256x256-c100%7Cformat-webp/Internet_map_1024.jpg 2x"> <source type="image/webp" srcset="/images/jzQdChzaivroKyLswDTgg86ux4U=/9021/fill-96x96-c100%7Cformat-webp/Internet_map_1024.jpg, /images/WJ_qKc0mbfzVfBUpZ1ej0dqDNW0=/9021/fill-192x192-c100%7Cformat-webp/Internet_map_1024.jpg 2x"> <source media="(min-width: 768px)" srcset="/images/BWCC2_aHTRPaZRwElIb_BkbEZDs=/9021/fill-434x192-c100/Internet_map_1024.jpg, /images/BB89FFBInlA_Z8ZkA5Vp9xcHexw=/9021/fill-868x384-c100/Internet_map_1024.jpg 2x"> <source media="(min-width: 576px)" srcset="/images/1C9BvGgjiUaXjW5tU98IT5xGqF8=/9021/fill-128x128-c100/Internet_map_1024.jpg, /images/pbmb2Ni58QUEmiMJMoCbquAEItY=/9021/fill-256x256-c100/Internet_map_1024.jpg 2x"> <source srcset="/images/_xnfdxedga5s-NAcMgSdIt27gG8=/9021/fill-96x96-c100/Internet_map_1024.jpg, /images/rTS1xTnppJnC9Zvk7WUqotXfGAs=/9021/fill-192x192-c100/Internet_map_1024.jpg 2x"> <img src="/images/rTS1xTnppJnC9Zvk7WUqotXfGAs=/9021/fill-192x192-c100/Internet_map_1024.jpg" alt="War Story: RPKI is Working as Intended" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col w-full md:mt-4"> <h3 class="card-title w-full order-1 min-h-12 sm:min-h-0"> <a href="/author/job_snijders/war-story-rpki-is-working-as-intended/">War Story: RPKI is Working as Intended</a> </h3> <div class="flex flex-col order-2 md:order-3 sm:flex-row sm:h-6 sm:items-center sm:mt-2"> <div class="flex items-center"> <img src="https://access.ripe.net/picture/23b3da16-b7bb-477a-996b-9a55f64c09a9" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/job_snijders/">Job Snijders</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/job_snijders/"><img src="https://access.ripe.net/picture/23b3da16-b7bb-477a-996b-9a55f64c09a9" alt="" loading="lazy" class="rounded-full h-12 w-12 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Job has been actively involved in the Internet community in both operational, engineering, and architectural capacity, as a frequent presenter at network operator events such as NANOG, ITNOG, DKNOG, RIPE, NLNOG & … <a class="text-accent" href="/author/job_snijders/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1" datetime="2024-11-07 12:27:01" title="2024-11-07 12:27:01"><span class="hidden sm:inline">• </span>7 Nov 2024</time><p class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1"><span class="hidden sm:inline">• </span>8 min read</p> </div> <p class="text-sm order-3 md:order-3 -ml-28 sm:ml-0 sm:w-full mt-2">Three weeks ago, Fastly was the target of a BGP hijack similar to a far more widely-reported incident that happened back in 2008. But this time, barely anyone noticed. 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As of 2023, I'm … <a class="text-accent" href="/author/kistel/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1" datetime="2024-10-02 10:09:42" title="2024-10-02 10:09:42"><span class="hidden sm:inline">• </span>2 Oct 2024</time><p class="text-xs text-neutral-mid ml-0 sm:ml-1 sm:mt-1"><span class="hidden sm:inline">• </span>15 min read</p> </div> <p class="text-sm order-3 md:order-3 -ml-28 sm:ml-0 sm:w-full mt-2">Our recent cloud migration is one of the most significant changes to RIPE Atlas in recent years, aimed at modernising our infrastructure and reducing costs. 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While each has its strengths, maintaining two separate interfaces has introduced inefficiencies for both our users and our development team. 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/images/rZfENw4aPUuMdPVSmO8YLLXVlSk=/8941/fill-128x128-c100/gill.jpg 128w, /images/vdPKFIwzmU0TMTqkr0zQox7CtbE=/8941/fill-192x192-c100/gill.jpg 192w, /images/Pty_vLdQjSJSyEv1b-Ctr_c30FU=/8941/fill-256x256-c100/gill.jpg 256w, /images/6CRwNc67nU6YMNK-KRtPRJSIgmY=/8941/fill-384x384-c100/gill.jpg 384w"> <img src="/images/vdPKFIwzmU0TMTqkr0zQox7CtbE=/8941/fill-192x192-c100/gill.jpg" alt="The Next Generation of BGP Data Collection Platforms" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/thomas-holterbach/the-next-generation-of-bgp-data-collection-platforms/">The Next Generation of BGP Data Collection Platforms</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="/images/SDnw9Cp5kTzyEwR4OXOOTxQYXv0=/8914/fill-48x48-c100/thomas_picture.jpeg" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/thomas-holterbach/">Thomas Holterbach</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/thomas-holterbach/"><img src="/images/Qrvcfrwghz1wEEm2BFpdugKczCY=/8914/fill-96x96-c100/thomas_picture.jpeg" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/thomas-holterbach/" class="text-accent">Thomas Holterbach</a> </h4> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Thomas Holterbach is a Postdoctoral researcher at the University of Strasbourg. He currently researches how to better measure Internet routing, with a particular focus on detecting BGP hijacks and anomalies. Thomas earned his Master’s degree from the University of Strasbourg in 2014 and completed his Ph.D. at ETH Zurich in … <a class="text-accent" href="/author/thomas-holterbach/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-10-01 13:27:14" title="2024-10-01 13:27:14"><span class="hidden sm:inline ">• </span>1 Oct 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>12 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">Existing BGP data collection platforms face challenges that threaten their long-term sustainability: their data comes with enormous redundancy and significant visibility gaps. We explore a new BGP data collection paradigm, already implemented in a prototype called GILL, that could stir change for o…</p> </div> <div class="flex flex-col xl:flex-row xl:justify-between mt-2 sm:mt-4 order-4 -ml-28 sm:ml-0 "> <p class="sr-only">Article tags:</p> <ul class="flex flex-wrap overflow-hidden h-7 gap-y-1 m-0.5"> <li> <a href="/search/tag/ris/" class="tag m-0.5 ">ris</a> </li> <li> <a href="/search/tag/bgp/" class="tag m-0.5 ">bgp</a> </li> <li> <a href="/search/tag/tools/" class="tag m-0.5 ">tools</a> </li> <li class="hidden sm:inline"> <a href="/search/tag/research/" class="tag m-0.5 ">research</a> </li> <li> <span title="research " class="inline tag m-0.5 sm:hidden ">+1</span> </li> </ul> <div class="self-end xl:self-center mt-2 sm:mt-0 "> <div class="flex flex-row items-center space-x-3 md:space-x-5"> <div class="flex items-center -mr-1"> <span title="This article has received 46 likes." data-count="46" class="text-xs text-neutral-mid mr-2 select-none">46</span> 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srcset="/images/43m1aNARwfDjB1_pfZKtbON8Ea4=/8888/fill-96x96-c100/ifs-lead03.webp 96w, /images/7ZNqwyDBWje8CSZljPLidb6Ihps=/8888/fill-128x128-c100/ifs-lead03.webp 128w, /images/x_DXzNCnayue8-o1As2J6fsFSkk=/8888/fill-192x192-c100/ifs-lead03.webp 192w, /images/7ltiim63x6YyuyBWvkqWqMZ64x0=/8888/fill-256x256-c100/ifs-lead03.webp 256w, /images/nWfFeknqv994OBqjCI8Uq6_J_Dk=/8888/fill-384x384-c100/ifs-lead03.webp 384w"> <img src="/images/x_DXzNCnayue8-o1As2J6fsFSkk=/8888/fill-192x192-c100/ifs-lead03.webp" alt="IXP-from-Scratch: The Peering LAN" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/liske/ixp-from-scratch-the-peering-lan/">IXP-from-Scratch: The Peering LAN</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="/images/4IbNzokQlRyEb-gu2owuFP_qsmA=/8832/fill-48x48-c100/fiasko.jpg" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/liske/">Thomas Liske</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/liske/"><img src="/images/Awhx_9FRuvL7qm4niKmMDmLToKc=/8832/fill-96x96-c100/fiasko.jpg" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/liske/" class="text-accent">Thomas Liske</a> </h4> <p class="text-xs leading-6 text-neutral-mid"> Based in Dresden, Germany </p> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Thomas operates data center and isp infrastructure as a profession at AS15372. He is co-founder of DD-IX and an open-source enthusiast. <a class="text-accent" href="/author/liske/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-09-30 09:33:06" title="2024-09-30 09:33:06"><span class="hidden sm:inline ">• </span>30 Sep 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>13 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">In the third of our “IXP from Scratch” series, we discuss our setup of the peering switches and route servers at DD-IX, an Internet Exchange located in Dresden, Germany. We explain how we connect our two PoPs and which security and safety mechanisms (L2 and L3) we configured to ensure reliable oper…</p> </div> <div class="flex flex-col xl:flex-row xl:justify-between mt-2 sm:mt-4 order-4 -ml-28 sm:ml-0 "> <p class="sr-only">Article tags:</p> <ul class="flex flex-wrap overflow-hidden h-7 gap-y-1 m-0.5"> <li> <a href="/search/tag/ipv6/" class="tag m-0.5 ">ipv6</a> </li> <li> <a href="/search/tag/guides/" class="tag m-0.5 ">guides</a> </li> <li> <a href="/search/tag/peering/" class="tag m-0.5 ">peering</a> </li> <li> <span title="internet infrastructure " class="inline tag m-0.5 sm:hidden ">+1</span> </li> <li> <span title="internet infrastructure " class="hidden tag m-0.5 sm:inline " >+1</span> </li> </ul> <div class="self-end xl:self-center mt-2 sm:mt-0 "> <div class="flex flex-row items-center space-x-3 md:space-x-5"> <div class="flex items-center -mr-1"> <span title="This article has received 84 likes." data-count="84" class="text-xs text-neutral-mid 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/images/traEr4FpEHk4fNJ92idIE9tPUHI=/8883/fill-384x384-c100%7Cformat-webp/iStock-1486618744.jpg 384w"> <source srcset="/images/ArulYWcVxkpVnMYXXQfRJO7skuE=/8883/fill-96x96-c100/iStock-1486618744.jpg 96w, /images/H__D7eUwMwqFv-16OhfcHAyYPik=/8883/fill-128x128-c100/iStock-1486618744.jpg 128w, /images/B8hSGhn1CgvEREMwdOSTbz2ProY=/8883/fill-192x192-c100/iStock-1486618744.jpg 192w, /images/ND0XKMJmPeOs6v7dYgm_3uEiT9s=/8883/fill-256x256-c100/iStock-1486618744.jpg 256w, /images/dbdOP-p9oL8DShF2PUiP1IvtuPE=/8883/fill-384x384-c100/iStock-1486618744.jpg 384w"> <img src="/images/B8hSGhn1CgvEREMwdOSTbz2ProY=/8883/fill-192x192-c100/iStock-1486618744.jpg" alt="Olympeaks: The Impact of the Paris 2024 Olympics on Italy's Internet Traffic" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/flavio_luciani_1/olympeaks-the-impact-of-the-paris-2024-olympics-on-italys-internet-traffic/">Olympeaks: The Impact of the Paris 2024 Olympics on Italy's Internet Traffic</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="/images/bfzMb4G9xMk3uGtWKBZbkJt1JQM=/6713/fill-48x48-c100/uDC2Nctu_400x400.jpg" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/flavio_luciani_1/">Flavio Luciani</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/flavio_luciani_1/"><img src="/images/jf8Z-Sd16UBGrYKJqvtXJWabKAY=/6713/fill-96x96-c100/uDC2Nctu_400x400.jpg" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/flavio_luciani_1/" class="text-accent">Flavio Luciani</a> </h4> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Flavio Luciani was born in Rome in 1981 and graduated in Computer Engineering from the University of Roma Tre in 2005. Since 2008 he has been in the team of Namex, the Internet eXchange Point in Rome, first as a member of the technical staff and since 2020 as Chief … <a class="text-accent" href="/author/flavio_luciani_1/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-09-10 11:04:21" title="2024-09-10 11:04:21"><span class="hidden sm:inline ">• </span>10 Sep 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>4 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">The Olympeaks observatory, a monitoring initiative from NAMEX, captured the Internet traffic profile for Italian coverage of the Olympics. 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/images/wvbxeY5638Mbb2ZnXeR9CBX8Jig=/8869/fill-256x256-c100%7Cformat-webp/Screenshot_2024-09-08_at_16.29.34.png 256w, /images/xL8pO-aYdgixs3p70kvCNkw5F_k=/8869/fill-384x384-c100%7Cformat-webp/Screenshot_2024-09-08_at_16.29.34.png 384w"> <source srcset="/images/VP_o9e8BE7oZ0BeHJM-gbHvqW14=/8869/fill-96x96-c100/Screenshot_2024-09-08_at_16.29.34.png 96w, /images/rqHeo7eYIvueqPS-Pg3V24XhlQQ=/8869/fill-128x128-c100/Screenshot_2024-09-08_at_16.29.34.png 128w, /images/nuRB8jcrYZsxMPpqIBiiztUJLik=/8869/fill-192x192-c100/Screenshot_2024-09-08_at_16.29.34.png 192w, /images/Igl_t-S3WL7jJXyYsWHrMVR0vXY=/8869/fill-256x256-c100/Screenshot_2024-09-08_at_16.29.34.png 256w, /images/OfIBT9Vuh1HG6hQh-AdEblFHcSU=/8869/fill-384x384-c100/Screenshot_2024-09-08_at_16.29.34.png 384w"> <img src="/images/nuRB8jcrYZsxMPpqIBiiztUJLik=/8869/fill-192x192-c100/Screenshot_2024-09-08_at_16.29.34.png" alt="A Dive Into TLD Performance" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/altf4arnold/a-dive-into-tld-performance/">A Dive Into TLD Performance</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="https://access.ripe.net/picture/8b68762e-b4b2-4c7a-9d8a-d3b3246480c0" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/altf4arnold/">Arnold Dechamps</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/altf4arnold/"><img src="https://access.ripe.net/picture/8b68762e-b4b2-4c7a-9d8a-d3b3246480c0" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/altf4arnold/" class="text-accent">Arnold Dechamps</a> </h4> <p class="text-xs leading-6 text-neutral-mid"> Based in Brussels </p> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Network Engineer of possible. I do things with stuff. Generally curious about tech and things that tend to turn into very deep rabit holes, I like to understand how things work and I try to break them. That way I can understand problems and correct them before someone exploits them. … <a class="text-accent" href="/author/altf4arnold/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-09-09 10:14:16" title="2024-09-09 10:14:16"><span class="hidden sm:inline ">• </span>9 Sep 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>8 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">DNS is a complex set of protocols with a long history. Some TLD's go as far back as 1985 - but not all of them are built equal. And not all of them have the same performance depending on where the end user is situated in the world. 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/images/c-lBCl5ZR3-vorXn2L2G3nt944E=/8868/fill-256x256-c100%7Cformat-webp/iStock-1304058513.jpg 256w, /images/0_ssvJtIhh1D0qNqSvbtmle-3rg=/8868/fill-384x384-c100%7Cformat-webp/iStock-1304058513.jpg 384w"> <source srcset="/images/T1eWkE4D8_uO9664sGuQDqtiWwI=/8868/fill-96x96-c100/iStock-1304058513.jpg 96w, /images/tsIHIzRNLR-_zdApEHBcXj-5Bic=/8868/fill-128x128-c100/iStock-1304058513.jpg 128w, /images/l2thBWf-P4Aw_4CGlTQE3SBpjX8=/8868/fill-192x192-c100/iStock-1304058513.jpg 192w, /images/EArQyEMbFqQO6UEfs7XALzczBSg=/8868/fill-256x256-c100/iStock-1304058513.jpg 256w, /images/qh-rfnnMJOURGRm45bm-TotmEdw=/8868/fill-384x384-c100/iStock-1304058513.jpg 384w"> <img src="/images/l2thBWf-P4Aw_4CGlTQE3SBpjX8=/8868/fill-192x192-c100/iStock-1304058513.jpg" alt="How We Distribute RIPE Atlas Probes" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/ulka_athale_1/how-we-distribute-ripe-atlas-probes/">How We Distribute RIPE Atlas Probes</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="/images/6A53nb62gZw6qNSCX7z9TnUTlQs=/5546/fill-48x48-c100/IMG_6536_copy.jpg" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/ulka_athale_1/">Ulka Athale</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/ulka_athale_1/"><img src="/images/U9S30BDxwP75p5gquzEgcLpASoY=/5546/fill-96x96-c100/IMG_6536_copy.jpg" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/ulka_athale_1/" class="text-accent">Ulka Athale</a> </h4> <p class="text-xs leading-6 text-neutral-mid"> Based in Amsterdam </p> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Senior Marketing and Communications Officer at the RIPE NCC. I started working at the RIPE NCC in 2018, having previously worked in digital marketing, communications, magazine publishing and teaching. <a class="text-accent" href="/author/ulka_athale_1/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-09-05 12:10:31" title="2024-09-05 12:10:31"><span class="hidden sm:inline ">• </span>5 Sep 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>7 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">With a limited supply of hardware probes and thousands of networks yet to be covered, how do we prioritise the applications to host probes? In this article, we explain our hardware probe distribution strategy to improve RIPE Atlas’s global coverage.</p> </div> <div class="flex flex-col xl:flex-row xl:justify-between mt-2 sm:mt-4 order-4 -ml-28 sm:ml-0 "> <p class="sr-only">Article tags:</p> <ul class="flex flex-wrap overflow-hidden h-7 gap-y-1 m-0.5"> <li> <a href="/search/tag/tools/" class="tag m-0.5 ">tools</a> </li> <li> <a href="/search/tag/atlas/" class="tag m-0.5 ">atlas</a> </li> <li class="hidden sm:inline"> <a href="/search/tag/measurements/" class="tag m-0.5 ">measurements</a> </li> <li> <span title="measurements " class="inline tag m-0.5 sm:hidden ">+1</span> </li> </ul> <div class="self-end xl:self-center mt-2 sm:mt-0 "> <div class="flex flex-row items-center space-x-3 md:space-x-5"> <div class="flex items-center -mr-1"> <span title="This article has received 31 likes." data-count="31" class="text-xs text-neutral-mid mr-2 select-none">31</span> <svg class="stroke-current text-neutral-mid " width="22px" 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srcset="/images/ejhHpWB5Rl9YAwf3eXKVLK-lQtw=/8857/fill-96x96-c100/ifs-lead02.webp 96w, /images/yBEh8BDxaR2GYRb-jrzLhQCIwvk=/8857/fill-128x128-c100/ifs-lead02.webp 128w, /images/p8a43vebAj4G-xujxBIukE3CW70=/8857/fill-192x192-c100/ifs-lead02.webp 192w, /images/ltcFlDvkibUSVtuORknZ6yY8wrI=/8857/fill-256x256-c100/ifs-lead02.webp 256w, /images/Ewd4kN7M0iS7QWUa73cWWF_bPxU=/8857/fill-384x384-c100/ifs-lead02.webp 384w"> <img src="/images/p8a43vebAj4G-xujxBIukE3CW70=/8857/fill-192x192-c100/ifs-lead02.webp" alt="IXP-from-Scratch: Network and Security Design" loading="lazy" class="object-cover object-center w-full h-full"> </picture> </a> <div class="flex flex-col md:justify-between w-full"> <div> <h3 class="card-title order-1 min-h-12 sm:min-h-0"> <a href="/author/liske/ixp-from-scratch-network-and-security-design/">IXP-from-Scratch: Network and Security Design</a> </h3> <div class="flex flex-col sm:flex-row sm:items-center order-2 sm:order-3 sm:mt-2 "> <div class="flex items-center"> <img src="/images/4IbNzokQlRyEb-gu2owuFP_qsmA=/8832/fill-48x48-c100/fiasko.jpg" alt="" loading="lazy" class="w-5 h-5 md:w-6 md:h-6 rounded-full mr-2"> <div class="js-popper-on-hover"> <a class="js-popper-reference link text-sm" href="/author/liske/">Thomas Liske</a> <div class="popover w-84 rounded" role="tooltip"> <div class="popover-arrow" data-popper-arrow></div> <div class="flex flex-col bg-white rounded"> <div class="flex items-center px-4 py-4"> <a href="/author/liske/"><img src="/images/Awhx_9FRuvL7qm4niKmMDmLToKc=/8832/fill-96x96-c100/fiasko.jpg" alt="" loading="lazy" class="rounded-full h-12 w-12 mr-5"></a> <div> <h4 class="text-xl leading-6"> <a href="/author/liske/" class="text-accent">Thomas Liske</a> </h4> <p class="text-xs leading-6 text-neutral-mid"> Based in Dresden, Germany </p> </div> </div> <p class="text-neutral-mid text-xs leading-5 px-4 py-3"> Thomas operates data center and isp infrastructure as a profession at AS15372. He is co-founder of DD-IX and an open-source enthusiast. <a class="text-accent" href="/author/liske/">More</a> </p> </div> </div> </div> </div> <time class="text-xs text-neutral-mid mx-0 sm:mt-1 sm:mx-1 " datetime="2024-08-26 12:46:02" title="2024-08-26 12:46:02"><span class="hidden sm:inline ">• </span>26 Aug 2024</time><p class="text-xs text-neutral-mid ml-0 sm:mt-1"><span class="hidden sm:inline ">• </span>11 min read</p> </div> <p class="text-sm order-3 -ml-28 sm:ml-0 sm:order-2 mt-2 ">In the second of our “IXP from Scratch” series, we introduce network and security design decisions as well as implementations we made at DD-IX, an Internet Exchange in Dresden, Germany. In principle, an IX consists of a single broadcast domain, but in practice it has to operate several services sec…</p> </div> <div class="flex flex-col xl:flex-row xl:justify-between mt-2 sm:mt-4 order-4 -ml-28 sm:ml-0 "> <p class="sr-only">Article tags:</p> <ul class="flex flex-wrap overflow-hidden h-7 gap-y-1 m-0.5"> <li> <a href="/search/tag/tools/" class="tag m-0.5 ">tools</a> </li> <li> <a href="/search/tag/guides/" class="tag m-0.5 ">guides</a> </li> <li> <a href="/search/tag/security/" class="tag m-0.5 ">security</a> </li> <li class="hidden sm:inline"> <a href="/search/tag/community/" class="tag m-0.5 ">community</a> </li> <li> <span title="community internet infrastructure " class="inline tag m-0.5 sm:hidden ">+2</span> </li> <li> <span title="internet infrastructure " class="hidden tag m-0.5 sm:inline " >+1</span> </li> </ul> <div class="self-end xl:self-center mt-2 sm:mt-0 "> <div class="flex flex-row items-center space-x-3 md:space-x-5"> <div class="flex items-center -mr-1"> 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