David Leadbeater personal blog

Images over DNS

dgl.cx 3 min read

Some places say 255 bytes. They are wrong . Within a TXT record there are multiple character-strings (RFC 1035 section 3.3.14 ) and those are limited in length (because a single byte is used for their length), however there can be many of them.

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Networking & InternetSecurity & Privacy2025

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