Last updated: February 2026
We collect standard server logs, including IP addresses and the domain names you look up. This data is used for rate limiting, abuse prevention, and understanding which email providers are most commonly encountered. Logs are retained for 30 days on a rolling basis and then automatically deleted.
We do not use cookies. We do not collect your name or email address. We do not create user accounts. We do not share data with third parties for marketing purposes.
A randomly generated ID is stored in your browser's local storage solely to enforce per-browser rate limits. It is not linked to any personal identity.
This service runs on Vercel and uses Upstash for rate limiting storage. DNS lookups are performed via Cloudflare's DNS-over-HTTPS service.
This policy may be updated from time to time. The date at the top of this page reflects when it was last revised.