CF1762921278661-tsm20251109205412

WWW.RTSAK.COM - cb4u-net.mail.protection.outlook.com

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cb4u-net.mail.protection.outlook.com checked at 2025-11-12T04:21:18.649Z 241ms 60/60/60 100% R:20 allDone:true timedOut:false

cb4u-net.mail.protection.outlook.com

A2a01:111:f403:c801::1 🇺🇸 Microsoft
PTRmail-sn1pr0501cu00101.inbound.protection.outlook.com
A2a01:111:f403:c92c::2 🇺🇸 Microsoft
PTRmail-dm2pr04cu00102.inbound.protection.outlook.com
A2a01:111:f403:c92c::4 🇺🇸 Microsoft
PTRmail-dm6pr05cu00404.inbound.protection.outlook.com
A2a01:111:f403:c946:: 🇺🇸 Microsoft
PTRmail-ch5pr02cu00200.inbound.protection.outlook.com
A52.101.9.20🇺🇸 Microsoft
PTRmail-bl0pr02cu00604.inbound.protection.outlook.com
A52.101.9.21🇺🇸 Microsoft
PTRmail-bl2pr04cu00205.inbound.protection.outlook.com
A52.101.41.3🇺🇸 Microsoft
PTRmail-sj2pr05cu00103.inbound.protection.outlook.com
A52.101.42.14🇺🇸 Microsoft
PTRmail-mw2pr04cu00106.inbound.protection.outlook.com

mail.protection.outlook.com

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

MX for

AI analysis

cb4u-net.mail.protection.outlook.com serves as the mail server for cb4u.net.

Eight IP numbers are pointed to by cb4u-net.mail.protection.outlook.com: 2a01:111:f403:c801::1, 2a01:111:f403:c92c::2, 2a01:111:f403:c92c::4, 2a01:111:f403:c946::, 52.101.9.20, 52.101.9.21, 52.101.41.3 and 52.101.42.14.

Other host names, for instance redpagos-net.mail.protection.outlook.com, endlesspawsibilitiesk9-com.mail.protection.outlook.com, revvity-com.mail.protection.outlook.com, keydata-us.mail.protection.outlook.com and swgrc-org.mail.protection.outlook.com share IP numbers with cb4u-net.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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