CF1759797764425-tsm20251005211530

IPLIST.NET - 197.72.187.in-addr.arpa

Search for IP or hostnames:

197.72.187.in-addr.arpa checked at 2025-10-07T00:42:44.399Z 1209ms 44/44/44 100% R:18

197.72.187.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

72.187.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

197.72.187.in-addr.arpa is the parent of 172.197.72.187.in-addr.arpa, 146.197.72.187.in-addr.arpa, 169.197.72.187.in-addr.arpa, 139.197.72.187.in-addr.arpa, 12.197.72.187.in-addr.arpa and a few other host names.

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

197.72.187.in-addr.arpa shares the same name server setup as other domains, for instance 13.191.177.in-addr.arpa, 207.101.177.in-addr.arpa, 126.55.201.in-addr.arpa, 248.152.200.in-addr.arpa and 204.126.189.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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