Category: dns Aug 19 2024 Migrating Mess With DNS to use PowerDNS Jul 28 2023 Why is DNS still hard to learn? May 12 2023 Introducing "Implement DNS in a Weekend" May 8 2023 New talk: Learning DNS in 10 years Nov 6 2022 Making a DNS query in Ruby from scratch May 10 2022 Pages that didn't make it into "How DNS Works" Apr 26 2022 New zine: How DNS Works! Feb 14 2022 The multiple meanings of "nameserver" and "DNS resolver" Feb 1 2022 A toy DNS resolver Jan 15 2022 Some ways DNS can break Jan 11 2022 How to find a domain's authoritative nameservers Jan 5 2022 Why might you run your own DNS server? Dec 15 2021 New tool: Mess with DNS! Dec 6 2021 DNS "propagation" is actually caches expiring Dec 4 2021 How to use dig Nov 4 2021 How do you tell if a problem is caused by DNS? Mar 31 2021 A tool to spy on your DNS queries: dnspeep Feb 24 2021 A little tool to make DNS queries Jun 17 2020 What happens when you update your DNS?