CF1760834823412-tsm20251017082432

DNSWHOIS.INFO - 21.117.88.in-addr.arpa

Search for IP or hostnames:

21.117.88.in-addr.arpa checked at 2025-10-19T00:47:03.395Z 269ms 50/50/50 100% R:11

21.117.88.in-addr.arpa

NSdns4.a1.net
A2001:850:3030:31:80:120:17:50 🇦🇹 A1 Telekom Austria AG
PTRdns4.a1.net
A80.120.17.50🇦🇹 A1 Telekom Austria AG
PTRdns4.a1.net
NSdns5.a1.net
A2001:850:3010:101:213:33:99:90 🇦🇹 A1 Telekom Austria AG
PTRdns5.a1.net
A213.33.99.90🇦🇹 A1 Telekom Austria AG
PTRdns5.a1.net

117.88.in-addr.arpa

NSdns4.a1.net
NSdns5.a1.net

Up

Starts with same word

Starts similarily

AI analysis

21.117.88.in-addr.arpa is a parent of 123.21.117.88.in-addr.arpa, 98.21.117.88.in-addr.arpa, 27.21.117.88.in-addr.arpa, 90.21.117.88.in-addr.arpa, 173.21.117.88.in-addr.arpa and a few other host names.

Two name servers dns4.a1.net and dns5.a1.net handle the delegation for 21.117.88.in-addr.arpa.

21.117.88.in-addr.arpa shares the same name server setup as other domains, for example 188.178.in-addr.arpa, 71.82.93.in-addr.arpa, 164.118.194.in-addr.arpa, 229.191.178.in-addr.arpa and 4.225.213.in-addr.arpa.

21.117.88.in-addr.arpa at least partially shares name servers with other domains, for example lkhz.at, pdw.at, kurier-club.at, i-new.at and trustmark.at.

These name servers are often used with ns2.coltnet.at, dns1.mp1.at, dns2.mp1.at, ns3.vlkh.net and ns4.vlkh.net.

Host names with two IP numbers:

dns4.a1.net points to 2001:850:3030:31:80:120:17:50 and 80.120.17.50.

dns5.a1.net points to 2001:850:3010:101:213:33:99:90 and 213.33.99.90.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

ctpoOUg CF johedugfp 2025-10-19