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Articles

Deep-dives, troubleshooting guides, and how-tos.

~/articles/dnssec-explained-setup-and..
DNSSEC Explained: How It Works, How to Set It Up, and How to Test It
DNS

DNSSEC Explained: How It Works, How to Set It Up, and How to Test It

DNS answers can be forged. DNSSEC adds signatures so resolvers can prove they are genuine. A beginner friendly but technically accurate guide to the chain of trust, current algorithm choices, and signing and testing a zone with BIND and Windows DNS Server.

R
ROY·20 September 2026
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~/articles/dns-basic-troubleshooting
$ nslookup itriedareboot.com
Server: 192.168.1.1
Non-authoritative answer:
Name: itriedareboot.com
Address: 172.67.152.192
DNS

DNS Basic Troubleshooting

A field-tested, step-by-step method for diagnosing DNS failures - response codes, dig one-liners, and three real incidents that weren't what they first looked like.

R
ROY·9 July 2026
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