CF1763014324190-tsm20251109205412

IPLIST.NET - gcssystems-com0i.mail.protection.outlook.com

Search for IP or hostnames:

gcssystems-com0i.mail.protection.outlook.com checked at 2025-11-13T06:12:04.177Z 228ms 60/60/60 100% R:19 allDone:true timedOut:false

gcssystems-com0i.mail.protection.outlook.com

A2a01:111:f403:c902::3 🇺🇸 Microsoft
PTRmail-sj0pr03cu01703.inbound.protection.outlook.com
A2a01:111:f403:f901::2 🇺🇸 Microsoft
PTRmail-bl2pr02cu00402.inbound.protection.outlook.com
A2a01:111:f403:f902::1 🇺🇸 Microsoft
PTRmail-bl2pr02cu00101.inbound.protection.outlook.com
A2a01:111:f403:f908::2 🇺🇸 Microsoft
PTRmail-bn8pr05cu00102.inbound.protection.outlook.com
A52.101.8.44🇺🇸 Microsoft
PTRmail-dm5pr04cu00104.inbound.protection.outlook.com
A52.101.9.0🇺🇸 Microsoft
PTRmail-bl2pr02cu00100.inbound.protection.outlook.com
A52.101.40.0🇺🇸 Microsoft
PTRmail-cy5pr03cu00300.inbound.protection.outlook.com
A52.101.42.13🇺🇸 Microsoft
PTRmail-mw2pr02cu00405.inbound.protection.outlook.com

mail.protection.outlook.com

NSns1-proddns.glbdns.o365filtering.com
NSns2-proddns.glbdns.o365filtering.com

MX for

AI analysis

gcssystems-com0i.mail.protection.outlook.com serves as the mail server for gcs-systems.com.

Eight IP numbers are pointed to by gcssystems-com0i.mail.protection.outlook.com: 2a01:111:f403:c902::3, 2a01:111:f403:f901::2, 2a01:111:f403:f902::1, 2a01:111:f403:f908::2, 52.101.8.44, 52.101.9.0, 52.101.40.0 and 52.101.42.13.

Other host names, for instance burgerking-cl.mail.protection.outlook.com, favretlaw-com.mail.protection.outlook.com, iwpharmacy-com.mail.protection.outlook.com, sweetbayki-com.mail.protection.outlook.com and bolenlaw-com01c.mail.protection.outlook.com share IP numbers with gcssystems-com0i.mail.protection.outlook.com.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq