MX Record Lookup
Uses Cloudflare DNS-over-HTTPS (1.1.1.1). No data leaves your browser except the domain query.
About this tool
MX Record Lookup is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Developer Tools — Advanced. Browse more Developer Tools — Advanced tools.