Mailbox Provider: fda.gov [ back to main ] Here's MX record breakdown data for fda.gov. Did you know? Domain fda.gov hosts mail for 1 of the top ten million domains. Here are the top 5000 domains hosted by fda.gov: Rank Domain MX Record MX Domain 1 fda.gov smtp6.fda.gov fda.gov This ranking is relative inside of top 10 million results. Find more information about the "top domains" data from host.io. DNS Snapshot date: June 2025 Page generated at: Fri Aug 1 13:26:47 CDT 2025