ROBTEX.COM - is03.fas.harvard.edu

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is03.fas.harvard.edu checked at 2025-12-10T08:21:46.086Z 2625ms 35/35/35 100% R:8 allDone:true timedOut:false

`is03.fas.harvard.edu`

	MX	`smtp.fas.harvard.edu`
			A	128.103.26.13^{🇺🇸 HARVARDNET}
				PTR	`smtp.fas.harvard.edu`
	A	140.247.34.23^{🇺🇸 HARVARDNET}
			PTR	`is03.fas.harvard.edu`

`fas.harvard.edu`

	MX	`mx0a-00171101.pphosted.com`
	MX	`mx0b-00171101.pphosted.com`
	NS	`a1-171.akam.net`
	NS	`a10-66.akam.net`
	NS	`a11-67.akam.net`
	NS	`a16-64.akam.net`
	NS	`a6-66.akam.net`
	NS	`a7-65.akam.net`

PTR for

23.34.247.140.in-addr.arpa

Starts with same word

is03.cn

Starts similarily

si30.com

30is.com

si30.net

si03.com

is30.cn

is03.cn

AI analysis

is03.fas.harvard.edu points to an IP address: 140.247.34.23.

is03.fas.harvard.edu is handled by a single mail server, smtp.fas.harvard.edu.

is03.fas.harvard.edu uses the same mail server setup as other domains, for instance student.harvard.edu, news.fas.harvard.edu, is02.fas.harvard.edu, www3.fas.harvard.edu and lpr.fas.harvard.edu.

The host name smtp.fas.harvard.edu points to IP 128.103.26.13.