WWW.ROBTEX.COM - boulder.colorado.edu

Search for IP or hostnames:

boulder.colorado.edu checked at 2025-10-17T21:38:58.992Z 354ms 157/157/157 100% R:10

`boulder.colorado.edu`

MX	`colorado-edu.mail.protection.outlook.com`
		A	2a01:111:f403:c902::1^{🇺🇸 Microsoft}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::1^{🇺🇸 Microsoft}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:f903::^{🇺🇸 Microsoft}
		A	2a01:111:f403:f90a::^{🇺🇸 Microsoft}
			PTR	`mail-bn6pr02cu00300.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
		A	52.101.194.17^{🇺🇸 Microsoft}
			PTR	`mail-ch5pr02cu00401.inbound.protection.outlook.com`
A	2620:18f:20:1032::5^{🇺🇸 University of Colorado at Boulder}
		PTR	`boulder.colorado.edu`
A	128.138.240.1^{🇺🇸 University of Colorado at Boulder}
		PTR	`boulder.colorado.edu`

`colorado.edu`

	NS	`a1-153.akam.net`
	NS	`a11-66.akam.net`
	NS	`a2-67.akam.net`
	NS	`a20-65.akam.net`
	NS	`a22-67.akam.net`
	NS	`a3-66.akam.net`
	MX	`colorado-edu.mail.protection.outlook.com`
	A	2a04:4e42::645^{🇺🇸 Fastly}
	A	2a04:4e42:200::645^{🇺🇸 Fastly}
	A	2a04:4e42:400::645^{🇺🇸 Fastly}
	A	2a04:4e42:600::645^{🇺🇸 Fastly}
	A	151.101.2.133^{🇺🇸 Fastly}
	A	151.101.66.133^{🇺🇸 Fastly}
	A	151.101.130.133^{🇺🇸 Fastly}
	A	151.101.194.133^{🇺🇸 Fastly}

rank #673 globally
rank #39 in the tld
This domain name represents the University of Colorado. It is typically used for educational purposes by this institution, and it is where you can find information related to the university such as academic programs, research, campus life, admissions, and much more. The ".edu" indicates that it is an educational institution, specifically a higher education institution.

PTR for

1.240.138.128.in-addr.arpa

5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.3.0.1.0.2.0.0.f.8.1.0.0.2.6.2.ip6.arpa

NS for

Starts with same word

Starts similarily

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AI analysis

boulder.colorado.edu serves as a name server for 246.12.192.in-addr.arpa, 31.11.198.in-addr.arpa, 18.11.198.in-addr.arpa, 27.11.198.in-addr.arpa, cs.colorado.edu and several other domains.

oldduke.colorado.edu and otis.colorado.edu are commonly used as name servers together with boulder.colorado.edu.

boulder.colorado.edu resolves to two IP numbers: 2620:18f:20:1032::5 and 128.138.240.1.

boulder.colorado.edu is handled by a single mail server, colorado-edu.mail.protection.outlook.com.

boulder.colorado.edu shares the mail server setup with other domains, for example cu.colorado.edu, jobim.colorado.edu, galileo.colorado.edu, euclid02.colorado.edu and cs.colorado.edu.

Host colorado-edu.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::1, 2a01:111:f403:c922::1, 2a01:111:f403:f903::, 2a01:111:f403:f90a::, 52.101.41.21, 52.101.41.26, 52.101.41.56 and 52.101.194.17.

dbq