128.91.2.156 - robtex.com

Philadelphia, Pennsylvania, 🇺🇸 USA · AS55 ASN-UPENN

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128.91.2.156 checked at 2026-01-19T17:47:54.953Z 13ms 9/9/9 100% R:3 allDone:true timedOut:false cfaller:7b665234/3:819234da:6:20381:-:-:-

PTRs and A-records

PTR	A	`penngroups.upenn.edu`
		A	128.91.2.156

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Philadelphia, Pennsylvania, 🇺🇸 USA

^{🇺🇸 ASN-UPENN}

128.91.2.156 Philadelphia, Pennsylvania, 🇺🇸 USA Courtesy of