MX Lookup

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

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

MX records for github.com

PreferenceExchangeIPs
0 github-com.mail.protection.outlook.com 52.101.42.14, 52.101.41.183, 52.101.8.51, 52.101.41.3, 2a01:111:f403:c902::3, 2a01:111:f403:c946::3, 2a01:111:f403:f908::, 2a01:111:f403:c936::