WWW.RTSAK.COM - calvin2.ucsd.edu

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calvin2.ucsd.edu checked at 2025-10-17T04:43:54.245Z 319ms 67/67/67 100% R:18

`calvin2.ucsd.edu`

MX	`acs-mailscan-1.ucsd.edu`
		A	128.54.65.141^{🇺🇸 UCSD}
			PTR	`acs-mailscan-1.ucsd.edu`
			PTR	`acs-mailscan-2.ucsd.edu`
			PTR	`acs-mailscan-3.ucsd.edu`
			PTR	`acsmail-ds01.ucsd.edu`
MX	`acs-mailscan-2.ucsd.edu`
		A	128.54.65.141^{🇺🇸 UCSD}
			PTR	`acs-mailscan-1.ucsd.edu`
			PTR	`acs-mailscan-2.ucsd.edu`
			PTR	`acs-mailscan-3.ucsd.edu`
			PTR	`acsmail-ds01.ucsd.edu`
MX	`acs-mailscan-3.ucsd.edu`
		A	128.54.65.141^{🇺🇸 UCSD}
			PTR	`acs-mailscan-1.ucsd.edu`
			PTR	`acs-mailscan-2.ucsd.edu`
			PTR	`acs-mailscan-3.ucsd.edu`
			PTR	`acsmail-ds01.ucsd.edu`
MX	`inbound.ucsd.edu`
		A	148.163.141.31^{🇺🇸 Proofpoint}
			PTR	`mx0b-0016e101.pphosted.com`
		A	148.163.145.30^{🇺🇸 Proofpoint}
			PTR	`mx0a-0016e101.pphosted.com`
A	132.239.50.135^{🇺🇸 UCSD}
		PTR	`calvin2.ucsd.edu`

`ucsd.edu`

	MX	`inbound.ucsd.edu`
	NS	`ns-auth1.ucsd.edu`
	NS	`ns-auth2.ucsd.edu`
	NS	`ns-auth3.ucsd.edu`
	A	75.2.44.127^{🇺🇸 Amazon}
	A	99.83.137.54^{🇺🇸 Amazon}

rank #570 globally
rank #31 in the tld
This domain name "ucsd.edu" represents the University of California, San Diego. It is used by the institution for its website, through which it provides information about its programs, faculty, research, admissions, and other university-related information. The ".edu" part of the domain indicates that it belongs to an educational institution.

PTR for

135.50.239.132.in-addr.arpa

Starts similarily

valcin2.com

AI analysis

calvin2.ucsd.edu points to a single IP number: 132.239.50.135.

calvin2.ucsd.edu is handled by four mail servers: acs-mailscan-1.ucsd.edu, acs-mailscan-2.ucsd.edu, acs-mailscan-3.ucsd.edu and inbound.ucsd.edu.

calvin2.ucsd.edu shares mail servers with other domains at least in part, for instance seedme.org, bigfish.ucsd.edu, iattc.ucsd.edu, kakapo.ucsd.edu and cdip.ucsd.edu.

these mail servers are commonly used with the mail servers ieng9.ucsd.edu, acsmail.ucsd.edu, acs-webmail.ucsd.edu, splash.ucsd.edu, ieng6.ucsd.edu, sdcc21.ucsd.edu, emperor.ucsd.edu, sdcc12.ucsd.edu, sdcc15.ucsd.edu and sdcc13.ucsd.edu.

Host names with two IP numbers:

inbound.ucsd.edu points to 148.163.141.31 and 148.163.145.30.

Host names with one IP number:

acs-mailscan-1.ucsd.edu points to 128.54.65.141.

acs-mailscan-2.ucsd.edu points to 128.54.65.141.

acs-mailscan-3.ucsd.edu points to 128.54.65.141.

Host names that point to 128.54.65.141: acs-mailscan-1.ucsd.edu, acs-mailscan-2.ucsd.edu and acs-mailscan-3.ucsd.edu.

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