CF1761094910350-tsm20251017082432

WWW.RTSAK.COM - buildersfirstsource-com.mail.protection.outlook.com

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buildersfirstsource-com.mail.protection.outlook.com checked at 2025-10-22T01:01:50.325Z 281ms 60/60/60 100% R:16

buildersfirstsource-com.mail.protection.outlook.com

A2a01:111:f403:c801:: 🇺🇸 Microsoft
PTRmail-sa9pr02cu00200.inbound.protection.outlook.com
A2a01:111:f403:c927:: 🇺🇸 Microsoft
PTRmail-bn6pr21cu00500.inbound.protection.outlook.com
A2a01:111:f403:f903:: 🇺🇸 Microsoft
A2a01:111:f403:f909:: 🇺🇸 Microsoft
PTRmail-bn6pr04cu00200.inbound.protection.outlook.com
A52.101.9.2🇺🇸 Microsoft
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A52.101.9.20🇺🇸 Microsoft
PTRmail-bl0pr02cu00604.inbound.protection.outlook.com
A52.101.11.2🇺🇸 Microsoft
PTRmail-sn1pr03cu00102.inbound.protection.outlook.com
A52.101.42.9🇺🇸 Microsoft
PTRmail-co1pr05cu00201.inbound.protection.outlook.com

mail.protection.outlook.com

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

MX for

AI analysis

buildersfirstsource-com.mail.protection.outlook.com functions as a mail server for buildersfirstsource.com.

Eight IP numbers are pointed to by buildersfirstsource-com.mail.protection.outlook.com: 2a01:111:f403:c801::, 2a01:111:f403:c927::, 2a01:111:f403:f903::, 2a01:111:f403:f909::, 52.101.9.2, 52.101.9.20, 52.101.11.2 and 52.101.42.9.

Other host names such as jshorn-net.mail.protection.outlook.com, mrracks-com.mail.protection.outlook.com, mmcopywriting-com.mail.protection.outlook.com, npsk12-com.mail.protection.outlook.com and drsofem-com.mail.protection.outlook.com share IPs with buildersfirstsource-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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RRDMrLM CF johedugfp 2025-10-22