Development preview. dotbunker is still being built. Some of the data shown here, including registrar prices, is sample data and should not be relied on.

dns

dotbunker

ASN Lookup

Look up an AS number: the operator, the registry, when it was allocated, and the IPv4 and IPv6 prefixes it currently announces.
sync_alt

Runs in your browser and on our edge servers

DNS questions go from your browser to public resolvers; HTTP checks go through a dotbunker edge server. Nothing is stored.

Data sources

Team Cymru · RDAP · RIPEstat