CF1763454659026-tsm20251116095642

WWW.RTSAK.COM - 221.7.81.in-addr.arpa

Search for IP or hostnames:

221.7.81.in-addr.arpa checked at 2025-11-18T08:30:58.946Z 1416ms 53/53/53 100% R:19 allDone:true timedOut:false

221.7.81.in-addr.arpa

NSdns.t-systems.at
A2001:9d0:0:1::120 🇦🇹 T-Systems Austria GesmbH
PTRdns.t-systems.at
A212.31.86.120🇦🇹 T-Systems Austria GesmbH
PTRdns.t-systems.at
NSdns.tsadns.eu
A2001:9d0:0:2::120 🇦🇹 T-Systems Austria GesmbH
PTRdns.tsadns.eu
A212.31.88.120🇦🇹 T-Systems Austria GesmbH
PTRdns.tsadns.eu
NSns2.tsidns.t-systems.com
A164.33.82.4🇩🇪 T-Systems International
PTRns2.tsidns.t-systems.com

7.81.in-addr.arpa

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Starts with same word

Starts similarily

AI analysis

221.7.81.in-addr.arpa has children 36.221.7.81.in-addr.arpa, 75.221.7.81.in-addr.arpa and 142.221.7.81.in-addr.arpa.

221.7.81.in-addr.arpa delegates to three name servers: dns.t-systems.at, dns.tsadns.eu and ns2.tsidns.t-systems.com.

221.7.81.in-addr.arpa shares some name servers with other domains, for example bilokalnik.hr, 223.7.81.in-addr.arpa, pmgsinter.us, mpz.at and go-selfcare.com.

These name servers are often used together with ns1.anydns.cloud, ns01.dioezesennetz.de and ns02.dioezesennetz.de.

Host names with two IP numbers:

dns.t-systems.at points to 2001:9d0:0:1::120 and 212.31.86.120.

dns.tsadns.eu points to 2001:9d0:0:2::120 and 212.31.88.120.

Host names with one IP number:

ns2.tsidns.t-systems.com points to 164.33.82.4.

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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