WWW.RTSAK.COM - smtp-relay.upenn.edu
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smtp-relay.upenn.edu checked at 2025-10-09T00:14:58.600Z 116ms 37/37/37 100% R:11smtp-relay.upenn.edu
| A | 130.91.209.102🇺🇸 UPENN | ||||||
| PTR | iscmrtutprl07.isc.upenn.edu | ||||||
| A | 130.91.209.138🇺🇸 UPENN | ||||||
| PTR | iscmrtutprl08.isc.upenn.edu | ||||||
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 #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.
Starts with same word
Starts similarily
AI analysis
smtp-relay.upenn.edu resolves to two IP numbers: 130.91.209.102 and 130.91.209.138.
Other host names, for instance, iscmrtutprl08.isc.upenn.edu and iscmrtutprl07.isc.upenn.edu share IP numbers with smtp-relay.upenn.edu.
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