CF1760728312388-tsm20251017082432

NSLIST.NET - email.boulder.nist.gov

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email.boulder.nist.gov checked at 2025-10-17T19:11:52.375Z 190ms 67/67/67 100% R:14

email.boulder.nist.gov

CNAMEemail.nist.gov
MXemail-nist-gov.mail.protection.outlook.com
A2a01:111:f403:f900::1 ๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-blapr09cu00101.inbound.protection.outlook.com
A2a01:111:f403:f904:: ๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-dm6pr09cu00200.inbound.protection.outlook.com
A2a01:111:f403:f904::1 ๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-ds0pr09cu00101.inbound.protection.outlook.com
A2a01:111:f403:f90e::1 ๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-sa9pr09cu00101.inbound.protection.outlook.com
A52.101.8.50๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-dm6pr09cu00202.inbound.protection.outlook.com
A52.101.8.52๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-ds0pr09cu00104.inbound.protection.outlook.com
A52.101.9.19๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-blapr09cu00103.inbound.protection.outlook.com
A52.101.11.12๐Ÿ‡บ๐Ÿ‡ธ Microsoft
PTRmail-sa9pr09cu00104.inbound.protection.outlook.com
A129.6.16.94๐Ÿ‡บ๐Ÿ‡ธ NIST
PTRpostmark.nist.gov
PTRsmtp1.nist.gov
PTRsmtp2.nist.gov
PTRsmtpint.nist.gov

boulder.nist.gov

MXboulder-nist-gov.mail.protection.outlook.com

Starts with same word

Starts similarily

AI analysis

email.boulder.nist.gov resolves to a single IP: 129.6.16.94.

Other host names including postmark.nist.gov, email.nist.gov and smtpint.nist.gov share IP numbers with email.boulder.nist.gov.

email.boulder.nist.gov is handled by a single mail server, email-nist-gov.mail.protection.outlook.com.

email.boulder.nist.gov uses the same mail server setup as other domains, for example email.nist.gov.

Host email-nist-gov.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:f900::1, 2a01:111:f403:f904::, 2a01:111:f403:f904::1, 2a01:111:f403:f90e::1, 52.101.8.50, 52.101.8.52, 52.101.9.19 and 52.101.11.12.

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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ZJOOrOQ CF johedugfp 2025-10-17