Skip to content
QKQuickKit日本語
Packet AnalysisLOCALRuns in your browser

DNS Packet Decoder

Decode DNS wire-format headers, questions, and resource records, including compressed names.

This tool handles input and primary processing in your browser and is designed not to send the input to QuickKit’s server.

Decoded fields

Remaining payload

How it works

Paste a DNS message starting at the transaction ID. Counts are bounded, every label and compression pointer is checked, and pointer loops are rejected. Common A, AAAA, and domain-name RDATA are formatted; unfamiliar RDATA remains exact hex instead of being guessed.