CF1761319822989-tsm20251017082432

IPLIST.NET - 21.113.91.in-addr.arpa

Search for IP or hostnames:

21.113.91.in-addr.arpa checked at 2025-10-24T15:30:22.979Z 180ms 50/50/50 100% R:13

21.113.91.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

113.91.in-addr.arpa

NSdns4.a1.net
NSdns5.a1.net

Up

Starts with same word

Starts similarily

AI analysis

21.113.91.in-addr.arpa is parent of 72.21.113.91.in-addr.arpa and 1.21.113.91.in-addr.arpa.

21.113.91.in-addr.arpa's delegation uses two name servers, dns4.a1.net and dns5.a1.net.

21.113.91.in-addr.arpa shares the same name server setup as other domains, for example 0.206.46.in-addr.arpa, 197.83.193.in-addr.arpa, 188.111.93.in-addr.arpa, 13.96.194.in-addr.arpa and 74.46.in-addr.arpa.

21.113.91.in-addr.arpa at least partially shares name servers with other domains, for example handy-signatur.at, eabo.at and lkhz.at.

These name servers are commonly used with ns11.govix.at and ns5.univie.ac.at.

Host names with two IPs:

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.
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yywolnn CF johedugfp 2025-10-24