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dig Output and DNS Zone Explainer
dig transcripts and zone records explained line by line; no resolver.
Paste a dig transcript (header/status/flags, question, answer lines) or zone records (SOA/NS/A/AAAA/CNAME/MX/TXT/PTR/CAA/SRV): each RR is explained, and unsupported types are listed as unexplained instead of guessed.
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Paste, drop, or type to begin. Everything stays on this device.