MXLIST.NET - 156.252.91.128.in-addr.arpa
Search for IP or hostnames:
156.252.91.128.in-addr.arpa checked at 2025-11-25T10:02:46.032Z 370ms 16/16/16 100% R:12 allDone:true timedOut:false 156.252.91.128.in-addr.arpa
| PTR | jail.ldc.upenn.edu | ||||||
| A | 128.91.252.156🇺🇸 ASN-UPENN | ||||||
| PTR | jail.ldc.upenn.edu | ||||||