IPLIST.NET - 81.137.in-addr.arpa
Search for IP or hostnames:
81.137.in-addr.arpa checked at 2025-10-17T16:12:21.115Z 717ms 56/56/56 100% R:1381.137.in-addr.arpa
| NS | uwsuper-ns1.uwsuper.edu | ||||||
| A | 137.81.1.23🇺🇸 University of Wisconsin System | ||||||
| PTR | uwsuper-ns1.uwsuper.edu | ||||||
| NS | uwsuper-ns2.uwsuper.edu | ||||||
| A | 137.81.1.24🇺🇸 University of Wisconsin System | ||||||
| PTR | uwsuper-ns2.uwsuper.edu | ||||||
| NS | adns-1.uwsys.net | ||||||
| A | 2600:1d00::a53:1 🇺🇸 University of Wisconsin System | ||||||
| PTR | adns-1.uwsys.net | ||||||
| A | 143.235.32.249🇺🇸 University of Wisconsin System | ||||||
| PTR | adns-1.uwsys.net | ||||||
| NS | adns-2.uwsys.net | ||||||
| A | 2600:1d00::a53:2 🇺🇸 University of Wisconsin System | ||||||
| PTR | adns-2.uwsys.net | ||||||
| A | 143.235.32.250🇺🇸 University of Wisconsin System | ||||||
| PTR | adns-2.uwsys.net | ||||||
137.in-addr.arpa
| NS | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| NS | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
Starts with same word
Starts similarily
AI analysis
81.137.in-addr.arpa is delegated to four name servers: uwsuper-ns1.uwsuper.edu, uwsuper-ns2.uwsuper.edu, adns-1.uwsys.net and adns-2.uwsys.net.
81.137.in-addr.arpa shares name servers with other domains at least partially, for example uwstout.org, boreas.net, 235.143.in-addr.arpa, 13.144.in-addr.arpa and uwsuper.edu.
these name servers are often used with the following: pathfinder.uwstout.edu, dns1.uwlax.edu, ns.uwex.edu, ns1.it.uwosh.edu, ns2.it.uwosh.edu, ns3.it.uwosh.edu, ns-1.uwgb.edu, ns-2.uwgb.edu, ns3.dr.uwplatt.edu and hal.oit.uwplatt.edu.
Hosts with two IP addresses:
adns-1.uwsys.net points to 2600:1d00::a53:1 and 143.235.32.249.
adns-2.uwsys.net points to 2600:1d00::a53:2 and 143.235.32.250.
Hosts with one IP address:
uwsuper-ns1.uwsuper.edu points to 137.81.1.23.
uwsuper-ns2.uwsuper.edu points to 137.81.1.24.