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 www.netmeister.org
DNS tcpdump by example
| | rmoff.net
ngrok DNS headaches
2.4 parsecs away

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| | [AI summary] The author debugs a connectivity issue where their local Kafka cluster setup via ngrok failed due to NextDNS blocking the ngrok domain and their ISP's 'Virus Safe' feature rerouting traffic to malicious proxies.
| | alexanderell.is
What happens if you point two CNAMEs at each other? Not much, really ยท Caffeinspiration
2.4 parsecs away

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| | [AI summary] The article explores the behavior of creating a cyclical DNS configuration where two CNAME records point to each other, analyzing how different domain providers handle the resulting SERVFAIL or timeout errors and discussing historical context on DNS loop vulnerabilities.
| | blog.dnsimple.com
Debugging DNS - DNSimple Blog
1.8 parsecs away

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| | In this post we share some tips and tools you can use to troubleshoot DNS issues on your own like a pro.
| | www.cesarsotovalero.net
A Prime on Public Key Infrastructure
25.4 parsecs away

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| This article delves into symmetric and asymmetric encryption, as the building blocks of Public Key Infrastructure (PKI). It describes how PKI allows safeguarding the authenticity and security of digital communications across the internet.