MX Lookup

List a domain's mail exchangers with priorities and resolved IPs.

Try: google.com github.com stripe.com
Recent:

MX records for google.com

PreferenceExchangeIPs
10 smtp.google.com 172.253.115.27, 172.253.122.27, 172.253.63.26, 172.253.63.27, 172.253.122.26, 2607:f8b0:4004:c0b::1a, 2607:f8b0:4004:c19::1b, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c08::1a