CF1760636101387-tsm20251016114356

WWW.RTSAK.COM - 221.48.201.in-addr.arpa

Search for IP or hostnames:

221.48.201.in-addr.arpa checked at 2025-10-16T17:35:01.356Z 341ms 44/44/44 100% R:12

221.48.201.in-addr.arpa

NSnspar.ctbc.com.br
A2001:1291:0:46::b 🇧🇷 Algar Telecom
PTRnspar.ctbc.com.br
A201.48.254.49🇧🇷 Algar Telecom
PTRnspar.ctbc.com.br
NSnssar.ctbc.com.br
A2001:1291:0:47::b 🇧🇷 Algar Telecom
PTRnssar.ctbc.com.br
A201.48.254.57🇧🇷 Algar Telecom
PTRnssar.ctbc.com.br

48.201.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

221.48.201.in-addr.arpa is the parent of 200.221.48.201.in-addr.arpa, 141.221.48.201.in-addr.arpa, 23.221.48.201.in-addr.arpa, 142.221.48.201.in-addr.arpa, 40.221.48.201.in-addr.arpa and a few other host names.

221.48.201.in-addr.arpa is delegated to two name servers nspar.ctbc.com.br and nssar.ctbc.com.br.

221.48.201.in-addr.arpa shares the same name server setup as other domains, for instance 2.48.201.in-addr.arpa, 62.41.189.in-addr.arpa, 228.72.187.in-addr.arpa, 216.233.200.in-addr.arpa and 60.45.189.in-addr.arpa.

Host names with two IP numbers:

The host name nspar.ctbc.com.br points to 2001:1291:0:46::b and 201.48.254.49; the host name nssar.ctbc.com.br points to 2001:1291:0:47::b and 201.48.254.57.

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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ZHclaTK CF johedugfp 2025-10-16