CF1762292390159-tsm20251104152717

DNSWHOIS.INFO - challenge4you-com.mail.protection.outlook.com

Search for IP or hostnames:

challenge4you-com.mail.protection.outlook.com checked at 2025-11-04T21:39:50.130Z 269ms 57/57/57 100% R:14

challenge4you-com.mail.protection.outlook.com

A2a01:111:f403:ca04::c 🇮🇪 Microsoft
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca09::3 🇳🇱 Microsoft
PTRmail-am6pr04cu00303.inbound.protection.outlook.com
A2a01:111:f403:ca09::5 🇳🇱 Microsoft
PTRmail-am1pr04cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::d 🇳🇱 Microsoft
PTRmail-as9pr05cu01305.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.2🇳🇱 Microsoft
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.19🇳🇱 Microsoft
PTRmail-as8pr04cu00803.inbound.protection.outlook.com
A52.101.73.26🇳🇱 Microsoft
PTRmail-as9pr05cu01302.inbound.protection.outlook.com

mail.protection.outlook.com

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

AI analysis

challenge4you-com.mail.protection.outlook.com maps to eight IPs: 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::d, 52.101.68.32, 52.101.73.2, 52.101.73.19 and 52.101.73.26.

Other host names, for instance jumpertrax-com.mail.protection.outlook.com, xta-uk-com.mail.protection.outlook.com, unical-edu-ng.mail.protection.outlook.com, tunap-no.mail.eo.outlook.com and oxco-de.mail.protection.outlook.com share IP numbers with challenge4you-com.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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