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DNS, Routing & BGP
Resolvers, DNSSEC, anycast, BGP hijacks/leaks, and routing security (RPKI).
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Ping Works, but HTTPS Doesn't: How to Find What Actually Broke
1+ hour, 58+ min ago (851+ words) You've probably seen this before: So the network works, right? Or your browser spins forever. This is one of the most common traps in network troubleshooting: treating a successful ping as proof that "the network is fine." ping answers one…...
How the Web Actually Works (Explained by Someone Who Just Found Out)
1+ hour, 15+ min ago (222+ words) So normally everyone knows the routine. You open your browser, click the search bar, type in whatever you’re looking for, hit enter, and there it is, a bunch of results and even more than you asked for. I’ve done this…...
CensorLess: Cost-Efficient Censorship Circumvention Through Serverless Cloud Functions
14+ hour, 5+ min ago (1317+ words) Authors: Dayeon Kang, Jade Sheffey, Mingshi Wu, Pubali Datta, Amir Houmansadr Release Date: Monday, July 20, 2026 In this work, we present CensorLess, a circumvention proxy that leverages the unique benefits of serverless platforms. CensorLess comprises three components: a local proxy that…...
Checking your browser before redirecting.
8+ hour, 54+ min ago (41+ words) Delhi Traffic Advisory Issued As BRICS Summit Brings VVIP Movement Across Capital News Mobile Checking your browser before redirecting. You are seeing this because the administrator of this website has set up a firewall to protect the server against automated…...
Custom Domain Onboarding: Show DNS Records, Copy or Write Them for Customers
22+ hour, 38+ min ago (674+ words) Short answer: show the exact SPF, DKIM, and DMARC records first, then let a customer explicitly authorize a write; this keeps onboarding honest when the DNS zone is customer-owned and prevents your intent from drifting away from what the internet…...
Why “Claimable” Doesn’t Always Mean “Exploitable”: A Subdomain Takeover That Wasn’t
18+ hour, 1+ min ago (150+ words) A dangling CNAME, a claimable Mailgun domain, and a rejection that taught me more than an acceptance would have. Subdomain takeover checklists all say some version of the same thing: find a CNAME pointing to a service, confirm the target…...
What I learned checking 65 client domains with RDAP instead of WHOIS
23+ hour, 25+ min ago (611+ words) I built a domain expiry monitor, and to test it against something other than my own domains I pointed it at the "our work" pages of 30 US web design agencies — the client sites they link to publicly — and checked every…...
The Domain Was the Containment Unit. ICANN Is Reconsidering That.
1+ day, 2+ hour ago (21+ words) For two years, domain accountability in DNS abuse enforcement has effectively meant one report, one... Tagged with dns, security, infrastructure, governance....
What Actually Happens When You Type a URL in Your Browser?
1+ day, 3+ hour ago (280+ words) Have you ever wondered what happens after you type something like: But behind that one click, your browser performs several steps before showing you the webpage. A URL contains different parts: The browser first understands what resource you're trying to…...
Customer Domains and DNS Records: Signed URLs for Secure Asset Delivery
1+ day, 10+ hour ago (396+ words) Short answer: point a customer subdomain at your asset host with a CNAME, then keep authorization in signed URLs. DNS decides where a request goes; it never decides who may make it. Treat onboarding as two separate flows. First, ask…...