WWW.RTSAK.COM - gsc.upenn.edu

Search for IP or hostnames:

gsc.upenn.edu checked at 2025-10-23T03:04:28.758Z 514ms 125/125/125 100% R:13

`gsc.upenn.edu`

MX	`aspmx2.googlemail.com`
		A	2a00:1450:400b:c02::1b ^{🇮🇪 Google}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`
		A	2a00:1450:400c:c00::1a ^{🇧🇪 Google}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google}
			PTR	`ws-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`
		A	2a00:1450:4025:402::1b ^{🇳🇱 Google}
			PTR	`rb-in-f27.1e100.net`
		A	142.250.102.27^{🇺🇸 Google}
			PTR	`rb-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`
		A	2a00:1450:4013:c1e::1b ^{🇳🇱 Google}
			PTR	`yugrqzs-in-f27.1e100.net`
		A	192.178.213.27^{🇺🇸 Google}
			PTR	`yugrqzs-in-f27.1e100.net`
MX	`aspmx.l.google.com`
		A	2a00:1450:400c:c1d::1b ^{🇧🇪 Google}
			PTR	`wh-in-f27.1e100.net`
		A	142.251.5.26^{🇺🇸 Google}
			PTR	`wg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`
		A	2a00:1450:4013:c1e::1b ^{🇳🇱 Google}
			PTR	`yugrqzs-in-f27.1e100.net`
		A	192.178.213.27^{🇺🇸 Google}
			PTR	`yugrqzs-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`
		A	2a00:1450:4025:c01::1b ^{🇵🇱 Google}
			PTR	`rd-in-f27.1e100.net`
		A	142.250.147.27^{🇺🇸 Google}
			PTR	`rd-in-f27.1e100.net`
A	2620:12a:8000::4 ^{🇺🇸 Fastly}
A	2620:12a:8001::4 ^{🇺🇸 Fastly}
A	23.185.0.4^{🇺🇸 Fastly}

`upenn.edu`

	NS	`dns1.udel.edu`
	NS	`dns2.udel.edu`
	NS	`adns4.upenn.edu`
	NS	`adns5.upenn.edu`
	NS	`adns6.upenn.edu`
	MX	`mxa-00390e01.gslb.pphosted.com`
	MX	`mxb-00390e01.gslb.pphosted.com`
	NS	`adns1.nnn.upenn.edu`
	NS	`adns2.nnn.upenn.edu`
	NS	`adns3.nnn.upenn.edu`
	A	2620:12a:8000::4 ^{🇺🇸 Fastly}
	A	2620:12a:8001::4 ^{🇺🇸 Fastly}
	A	23.185.0.4^{🇺🇸 Fastly}

rank #312 globally
rank #13 in the tld
This domain name "upenn.edu" represents the University of Pennsylvania, a prestigious Ivy League university located in Philadelphia, Pennsylvania, United States. The "upenn" portion stands for University of Pennsylvania, indicating that this is the official website for the university where you can find information about their programs, faculty, admissions, research, campus life, and other related matters.

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AI analysis

gsc.upenn.edu resolves to three IP numbers: 2620:12a:8000::4, 2620:12a:8001::4 and 23.185.0.4.

other host names include firstsignal.com, maincal.com.ar, smartemotions.net, www.hospitality.ucf.edu and annenbergclassroom.org; they share IP numbers with gsc.upenn.edu.

gsc.upenn.edu is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

gsc.upenn.edu shares at least partially some mail servers with other domains, for instance clickfellas.com, insurancemarinenews.com, ppbs.edu.kh, it-moron.com.ar and loftz.net.

these mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IPs

aspmx2.googlemail.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.

aspmx3.googlemail.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.

aspmx4.googlemail.com points to 2a00:1450:4025:402::1b and 142.250.102.27.

aspmx5.googlemail.com points to 2a00:1450:4013:c1e::1b and 192.178.213.27.

aspmx.l.google.com points to 2a00:1450:400c:c1d::1b and 142.251.5.26.

alt1.aspmx.l.google.com points to 2a00:1450:4013:c1e::1b and 192.178.213.27.

alt2.aspmx.l.google.com points to 2a00:1450:4025:c01::1b and 142.250.147.27.

Names pointing to 2a00:1450:4013:c1e::1b: aspmx5.googlemail.com and alt1.aspmx.l.google.com.

Names pointing to 192.178.213.27: aspmx5.googlemail.com and alt1.aspmx.l.google.com.

Note: aspmx5.googlemail.com and alt1.aspmx.l.google.com point to both 2a00:1450:4013:c1e::1b and 192.178.213.27.

dbq