CF1763362240959-tsm20251116095642

WWW.RTSAK.COM - 221.11.37.in-addr.arpa

Search for IP or hostnames:

221.11.37.in-addr.arpa checked at 2025-11-17T06:50:40.841Z 872ms 50/50/50 100% R:9 allDone:true timedOut:false

221.11.37.in-addr.arpa

NSdns2.jazztel.es
A2a02:2e00:2022:d::1 🇪🇸 UNI2-AS
PTRdns2.jazztel.es
A87.216.7.2🇪🇸 UNI2-AS
PTRdns2.jazztel.es
NSdns.jazztel.es
A2a02:2e00:2012:d::1 🇪🇸 UNI2-AS
PTRdns.jazztel.es
A212.106.192.250🇪🇸 UNI2-AS
PTRdns.jazztel.es

11.37.in-addr.arpa

NSdns2.jazztel.es
NSdns.jazztel.es

Up

Starts with same word

Starts similarily

AI analysis

221.11.37.in-addr.arpa is a parent of 139.221.11.37.in-addr.arpa, 159.221.11.37.in-addr.arpa, 92.221.11.37.in-addr.arpa, 49.221.11.37.in-addr.arpa and 165.221.11.37.in-addr.arpa, plus a few other host names.

221.11.37.in-addr.arpa is delegated to two name servers: dns2.jazztel.es and dns.jazztel.es.

221.11.37.in-addr.arpa uses the same name server setup as other domains, for instance 187.18.95.in-addr.arpa, 232.14.62.in-addr.arpa, 185.14.37.in-addr.arpa, 168.191.92.in-addr.arpa and 3.191.92.in-addr.arpa.

221.11.37.in-addr.arpa at least partially shares name servers with other domains, such as 187.216.87.in-addr.arpa and 161.216.87.in-addr.arpa and 172.216.87.in-addr.arpa.

these name servers are often used together with the name servers ns.ripe.net.

Host names with two IP numbers:

The host dns2.jazztel.es points to 2a02:2e00:2022:d::1 and 87.216.7.2.

The host dns.jazztel.es points to 2a02:2e00:2012:d::1 and 212.106.192.250.

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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