~/tools / mx-lookup

MX Lookup

Check MX records and detect mail provider. Lists records by priority with their resolved IPs.

>
[ OK ] MX configured (16 record(s)).
── output ─────
PriorityMail serverIPs
5 ws-relay11.johnlewis.co.uk 193.35.250.52
5 ws-relay7.johnlewis.co.uk 193.35.250.37
5 js-relay15.johnlewis.co.uk 193.35.254.57
5 ws-relay15.johnlewis.co.uk 193.35.250.43
5 ws-relay1.johnlewis.co.uk 193.35.250.44
5 js-relay1.johnlewis.co.uk 193.35.254.44
5 js-relay9.johnlewis.co.uk 193.35.254.47
5 ws-relay9.johnlewis.co.uk 193.35.250.47
5 js-relay3.johnlewis.co.uk 193.35.254.40
5 js-relay11.johnlewis.co.uk 193.35.254.52
5 ws-relay3.johnlewis.co.uk 193.35.250.40
5 js-relay17.johnlewis.co.uk 193.35.254.60
5 ws-relay17.johnlewis.co.uk 193.35.250.59
5 ws-relay5.johnlewis.co.uk 193.35.250.33
5 js-relay7.johnlewis.co.uk 193.35.254.37
5 js-relay5.johnlewis.co.uk 193.35.254.33
// Save johnlewis.com → we'll run this daily and alert on changes. /signup →