DNSWHOIS.INFO - rs21-net.mail.protection.outlook.com
Search for IP or hostnames:
rs21-net.mail.protection.outlook.com checked at 2025-11-19T03:29:17.079Z 178ms 11/11/11 100% R:5 allDone:true timedOut:false rs21-net.mail.protection.outlook.com
mail.protection.outlook.com
| NS | ns1-proddns.glbdns.o365filtering.com | ||||||
| NS | ns2-proddns.glbdns.o365filtering.com | ||||||
MX for
Starts similarily
dbq