Contact

Talk to a human about DNS.

Bug reports, billing questions, feature requests — write to a real engineer and you'll hear back within one business day.

General support

Questions about lookups, the public API, or your account.

hello@dnsfish.com

Security & abuse

Vulnerability reports, abuse of the public API, or DNSSEC chain issues.

security@dnsfish.com

Press & partnerships

Resolver partnerships, research collaborations, or media inquiries.

press@dnsfish.com

Response times

We answer within one business day, Monday through Friday, 09:00–18:00 UTC. Security reports are triaged within four hours.

Mailing address

DNSfish, Inc.
548 Market Street #51234
San Francisco, CA 94104
United States