CF1763372372447-tsm20251116095642

DNSWHOIS.INFO - mailgueldenberg-com01b.mail.protection.outlook.com

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mailgueldenberg-com01b.mail.protection.outlook.com checked at 2025-11-17T09:39:32.322Z 1455ms 60/60/60 100% R:12 allDone:true timedOut:false

mailgueldenberg-com01b.mail.protection.outlook.com

A2a01:111:f403:ca04::6 🇮🇪 Microsoft
PTRmail-db4pr02cu00406.inbound.protection.outlook.com
A2a01:111:f403:ca04::7 🇮🇪 Microsoft
PTRmail-db4pr02cu00307.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A52.101.68.3🇮🇪 Microsoft
PTRmail-db7pr03cu00403.inbound.protection.outlook.com
A52.101.68.12🇮🇪 Microsoft
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A52.101.68.21🇮🇪 Microsoft
PTRmail-db4pr02cu00205.inbound.protection.outlook.com
A52.101.68.36🇮🇪 Microsoft
PTRmail-db5pr02cu00104.inbound.protection.outlook.com

mail.protection.outlook.com

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

MX for

AI analysis

mailgueldenberg-com01b.mail.protection.outlook.com serves as the mail server for mail-gueldenberg.com.

mailgueldenberg-com01b.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::d, 52.101.68.3, 52.101.68.12, 52.101.68.21 and 52.101.68.36.

Other host names including printmatters-co-uk.mail.protection.outlook.com, allospaccio-net.mail.protection.outlook.com, ansa-it.mail.protection.outlook.com, gasthoflettner-at.mail.protection.outlook.com and bbsul-edu-pk.mail.protection.outlook.com share IP numbers with mailgueldenberg-com01b.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.
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