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Networking & internet infrastructure: videos Hacker News recommends
Networking and the internet: TCP/IP, DNS, HTTP, BGP, CDNs, protocols, WiFi, routing, undersea cables, internet architecture, web servers, nginx, how the internet works. Below: every video in this topic that at least three HN users linked with real commentary, in at least three different months (44 talks, 10 explainers, 8 demos), best-scored first, with the comments on each video page.
- 12 HN recommenders 9 months 2022–2025HN treats it as a favorite example of silly but educational computer science, recommended often when threads touch odd storage hacks.
- 9 HN recommenders 9 months 2019–2026The standard link when VPN marketing comes up, as a clear debunking of the scare tactics behind VPN ads.
- 6 HN recommenders 6 months 2011–2018HN commenters point to it as a clear explanation of why data-centric networking fits how the internet is actually used, and as a core talk on content addressing.
- 7 HN recommenders 6 months 2014–2017HN commenters use it as the go-to funny, accessible explanation of net neutrality and credit it with driving public comments to the FCC.
- 4 HN recommenders 4 months 2014–2025HN treats it as the go-to short explanation of UTF-8, praised for making the topic stick.
- 4 HN recommenders 5 months 2020–2025HN treats it as the definitive practical talk on rollback networking in a shipped AAA fighting game.
- 4 HN recommenders 4 months 2012–2025HN commenters point to it as an inspiring talk behind content-addressed designs like IPFS, Urbit and immutable URLs.
- 4 HN recommenders 4 months 2019–2020Recommended as a clear explanation of Starlink's purpose and the case that it can beat fiber on latency for long routes.
- 3 HN recommenders 3 months 2017–2020Considered a favorite deep dive into how AWS does virtual networking at L3 and why VPC hosts cannot snoop each other.
- 3 HN recommenders 3 months 2015–2022M m · talkHN points to it whenever someone underestimates how hard email parsing, validation or building a mail client really is.
- 3 HN recommenders 3 months 2011–2021Y yapcasia · talkHN points people to it as a funny and sobering warning about why parsing, validating, or implementing email software is far harder than it looks.
- 3 HN recommenders 3 months 2014–2018T TheSecurityTube · talkHN recommends it as an entertaining talk and the original source on the stripping attack that motivated HSTS.
- 4 HN recommenders 3 months 2018–2023M Mark Handley · explainerHN points to Handley's simulations whenever Starlink latency comes up, as the best visualization of orbits and why laser links could beat fiber over long distances.
- 3 HN recommenders 3 months 2012–2024Recommended as the foundational talk on content-centric and named-data networking, and for its internet history stories.
- 3 HN recommenders 3 months 2017–2020P PDX Node · talkHN recommends it whenever cloud egress costs come up, since it gives concrete numbers on real bandwidth costs versus cloud pricing.
- 3 HN recommenders 3 months 2014–2026HN cites it as the go-to overview of what SIM cards can run and do, usually in threads about Java Card, SIM attacks or phone security.
- 3 HN recommenders 3 months 2014–2019V vissago · talkHN points to it when discussing exposed IoT and industrial devices, as an eye-opening look at how much is reachable online.
- 3 HN recommenders 3 months 2013–2014B Berkman Klein Center for Internet & Society · talkRecommended in broadband and net neutrality threads as an overview of the US telecom monopoly problem.
- 3 HN recommenders 3 months 2020–2025N NLNOG · talkHN points to it whenever community or DIY fiber ISPs come up, as a first-hand account of how an individual built one.
- 4 HN recommenders 3 months 2018–2021H HotNets Anonymous · demoIt is the go-to visual for how Starlink's constellation and laser links could cut global latency, linked in many satellite internet threads.
- 3 HN recommenders 3 months 2020–2022M Mark Thomas · documentaryRecommended as a rare look at the unmarked buildings and infrastructure where undersea cables come ashore.
- 5 HN recommenders 2 months 2020M Mark Handley · explainerCited in Starlink latency debates as a clear visual analysis showing sub-100ms latency is plausible even without inter-satellite links.
- 2 HN recommenders 2 months 2023N netdevconf · talkRecommended as the thorough case for replacing TCP in datacenters and for Ousterhout's Homa protocol.
- 2 HN recommenders 2 months 2018–2023Recommended as a fun, practical talk on why bit flips matter for security, and cited in ECC memory discussions.
- 2 HN recommenders 2 months 2020–2023T Troy Hunt · talkCited as a must-watch persuasive case for HTTPS everywhere.
- 2 HN recommenders 2 months 2014–2019B bbsers · documentaryRecommended as a great documentary on FidoNet's rise, with interviews with figures like Tom Jennings.
- 2 HN recommenders 2 months 2017–2018Commenters call it an invaluable, approachable way to learn how optical networking actually works.
- 2 HN recommenders 2 months 2021–2022C Common Sense Skeptic · commentaryA few commenters recommend it as a skeptical take on Starlink economics, though others see it as dishonest.
- 2 HN recommenders 2 months 2022–2025HN points to it as the recorded talk behind the Netflix 800Gb/s slides and as a deep look at kernel-level optimizations for high throughput.
- 2 HN recommenders 2 months 2016–2024HN points to it as the foundational argument for sans-I/O protocol library design.
- 2 HN recommenders 2 months 2015–2017J Juan Benet · demoHN lists it among the best early resources for learning what IPFS is and does.
- 2 HN recommenders 2 months 2015–2024C Cliff O · talkIt is the primary source for the original Starlink concept, so commenters cite it for Musk's stated goals on latency, hops, pricing and timelines.
- 3 HN recommenders 2 months 2015–2016Cited as real operator data that IPv6 is faster than IPv4 and that large networks are already going IPv6-only.
- 2 HN recommenders 2 months 2021–2022HN recommends it as an even-handed physicist's take for 5G skeptics, noting it is probably safe but under-studied.
- 2 HN recommenders 2 months 2014–2020HN points to it as an authoritative overview of AWS infrastructure, including what AZs and regions really mean.
- 2 HN recommenders 2 months 2016–2024HN cites it in ECC memory debates and bit-flip discussions as concrete evidence that memory errors have real security consequences.
- 2 HN recommenders 2 months 2023–2024M Matrixdotorg · talkHN threads link it as the primary source for Matrix's performance claims and sliding sync improvements.
- 2 HN recommenders 2 months 2019–2024A Andreas Spiess · tutorialRecommended as a clear introduction to LoRa and the link budget idea that sets it apart.
- 2 HN recommenders 2 months 2023HN recommends it as a comprehensive walkthrough of the build-your-own-BitTorrent challenge and as an introduction to CodeCrafters.
- 2 HN recommenders 2 months 2022–2024Recommended for its detailed and clear look at Starlink hardware and beamforming.
- Speedy Cutover Service, SXS switching cutover to ESS filmed live at Glendale CA central office, 19842 HN recommenders 2 months 2018–2025HN links it as a vivid example of high-stakes telco cutovers, done with careful coordination, big cable cutters and under a minute of downtime.
- 1 HN recommenders 1 months 2015–2017O Open Networking Summit · talkHN cites it as a rare public look at Google's internal network design and how it scales to many VMs.
- 1 HN recommenders 1 months 2016–2025HN points to it as an entertaining, jaw-dropping demonstration of exposed systems, including a French dam's controls.
- 1 HN recommenders 1 months 2020–2023HN uses it as a favorite old explainer for mechanical telephone switching.
- 1 HN recommenders 1 months 2017–2021HN cites it as the foundational demonstration that SS7 is insecure, relevant to arguments about SMS-based two-factor authentication.
- 1 HN recommenders 1 months 2021–2023F Feross · talkThe author and others link it as the definitive explanation of redbean and the APE toolchain, including its performance claims.
- 1 HN recommenders 1 months 2014–2022K killab66661 · talkHN points to it as a worrying but technically solid explanation of how cell interception works, even if the talk is old.
- 1 HN recommenders 1 months 2015–2018Mostly cited as a source for details of Cloudflare's architecture, such as LuaJIT-based request inspection and request volumes.
- 1 HN recommenders 1 months 2018–2019W We Are All Satoshi · commentaryHN commenters cite it, with a pointer to the section from about 10:00, when arguing that Lightning has no solved routing algorithm; most mentions are critical of Lightning.
- 1 HN recommenders 1 months 2016–2022C Chrissy Miklacic · news clipUsed as a stock example of mainstream bafflement at new technology, often invoked in crypto debates.
- 1 HN recommenders 1 months 2013–2015O Open Networking Summit · talkCited as a primary source for Google building its own switches and running OpenFlow in production.
- 1 HN recommenders 1 months 2013–2016R Robert Stucke (bobhex) · talkCited in threads on ECC memory, CPU reliability, and bitsquatting as evidence that bit flips cause real DNS misdirection.
- 1 HN recommenders 1 months 2017–2024C CNLohr · demoCited as a cool, concrete visualization of Wi-Fi interference patterns.
- 1 HN recommenders 1 months 2019–2023Cited as a quick, visual explanation of IEX's deliberate latency and of artificial delay as a fairness tool.
- 1 HN recommenders 1 months 2016–2026HN uses it as the standard example of sneakernet media distribution via hard drives.
- 1 HN recommenders 1 months 2021–2026T The Signal Path · explainerRecommended as the deep, expert RF analysis behind Starlink's hardware.
- 1 HN recommenders 1 months 2017–2025R Rocky Mountain IPv6 Taskforce · talkIt is the standard citation in IPv6 threads that large mobile carriers already run phones with only IPv6 addresses.
- 1 HN recommenders 1 months 2024–2026O OpenFest Bulgaria · talkHN cites it as the Netflix case for staying close to -CURRENT and upstreaming changes.
- 1 HN recommenders 1 months 2025–2026J Jeija · demoRecommended as the companion explanation to the Espargos project, showing how phase and time differences localize devices.
- 1 HN recommenders 1 months 2014–2024B Bitcore · demoLinked as a nostalgic and clear way to see what the modem handshake is doing, and as an example of sounds people can recognize.
- 1 HN recommenders 1 months 2016–2017Mostly cited as the source of the Krebs critique of Cloudflare and Prince's onstage response, which commenters debate.
- cited 3× 0 months 2014–2016HN commenters, including a Googler, cite it as the public explanation of how Google serves traffic, including DNS-based load balancing.
- cited 6× 0 months 2021–2025R Rocky Mountain IPv6 Taskforce · talkHN cites it in IPv6 threads as an example of a large adopter, especially for address-space collisions after mergers and conflicts in 10/8.
- cited 5× 0 months 2014–2019B BSDTV · talkCited as the primary source for why Netflix uses FreeBSD and UFS rather than ZFS on its CDN boxes, and for its GPL reasoning.
- cited 3× 0 months 2014–2018It is cited for the cost of network round trips and mobile latency limits.
- cited 6× 0 months 2016–2021N NGINX · talkCited in FreeBSD vs Linux debates as the source for why Netflix chose FreeBSD, with commenters reading the GPL as the main factor.
- cited 3× 0 months 2014–2019V vissago · talkHN cites it as evidence that scanning the whole IPv4 address space is trivial and takes only minutes to hours.
- cited 3× 0 months 2016–2018I Internet Archive · talkCited as primary footage of web pioneers discussing the future of the internet, such as Berners-Lee's concerns.
- cited 3× 0 months 2014–2023U umeaenergi · demoCited as a funny illustration of how lag wrecks hand-eye coordination.
- cited 4× 0 months 2021–2024HN cites it as a prime example of FreeBSD tuned for extreme network performance at massive scale.
- cited 3× 0 months 2017–2025B bialasiczek · explainerShared in dial-up nostalgia threads as a way to both hear and understand the handshake.
- cited 3× 0 months 2013–2014I ICANN · news clipHN cites it to show how seriously root key ceremonies are secured and to let people watch one.
- cited 10× 0 months 2022–2026Cited as the primary source for T-Mobile US running IPv6-only mobile clients in IPv6 adoption debates.
- cited 4× 0 months 2016–2023U uwsensor · demoLinked as the original demonstration whenever battery-free or energy-harvesting wireless communication comes up.
- cited 3× 0 months 2019–2024C Cloth Map · documentaryCited as context for Cuba's Street Net and as an example of grassroots networks built under constraints.
- cited 4× 0 months 2019–2025Linked whenever email validation comes up as a fun illustration of how deceptively difficult it is.
Questions
What is the most recommended networking & internet infrastructure video on Hacker News?
Harder Drive: Hard drives we didn't want or need by suckerpinch: HN treats it as a favorite example of silly but educational computer science, recommended often when threads touch odd storage hacks.
How is this networking & internet infrastructure list ranked?
By HackerTube's score: the number of distinct months in which an HN comment recommended the video, plus half a point for every month with a strong recommendation. One viral thread counts less than steady recommendations over years.
Where do the videos come from?
From every Hacker News comment between 2007 and 2026 that linked a YouTube video, labeled by an AI model as a recommendation, a citation, a joke or a criticism. The list is published by HackerTube under ODC-By 1.0; this edition adds indexable pages and the comment context.
Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.