CF1763435644526-tsm20251116095642

WWW.RTSAK.COM - 11.21.177.in-addr.arpa

Search for IP or hostnames:

11.21.177.in-addr.arpa checked at 2025-11-18T03:14:04.499Z 930ms 51/51/51 100% R:15 allDone:true timedOut:false

11.21.177.in-addr.arpa

NSdns1.itsweb.com.br
A2804:204:500::21 🇧🇷 ITS Telecomunicações
PTRdns1.itsweb.com.br
A189.89.131.21🇧🇷 ITS Telecomunicações
PTRdns1.itsweb.com.br
NSdns2.itsweb.com.br
A2804:204:500::22 🇧🇷 ITS Telecomunicações
PTRdns2.istweb.com.br
A189.89.131.22🇧🇷 ITS Telecomunicações
PTRdns2.itsweb.com.br
NSdns3.itsweb.com.br
A2804:204:500:2::2 🇧🇷 ITS Telecomunicações
PTRdns3.itsweb.com.br
A189.89.151.250🇧🇷 ITS Telecomunicações
PTRdns3.itsweb.com.br

21.177.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

The delegation for 11.21.177.in-addr.arpa is handled by three name servers: dns1.itsweb.com.br, dns2.itsweb.com.br and dns3.itsweb.com.br.

11.21.177.in-addr.arpa shares name servers with other domains at least partially, for example 225.8.177.in-addr.arpa, 125.136.177.in-addr.arpa, 26.21.177.in-addr.arpa, 232.8.177.in-addr.arpa and 15.21.177.in-addr.arpa.

Host names with two IPs:

dns1.itsweb.com.br points to 2804:204:500::21 and 189.89.131.21

dns2.itsweb.com.br points to 2804:204:500::22 and 189.89.131.22

dns3.itsweb.com.br points to 2804:204:500:2::2 and 189.89.151.250

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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