CF1763201819720-tsm20251109205412

WWW.RTSAK.COM - 53.201.81.in-addr.arpa

Search for IP or hostnames:

53.201.81.in-addr.arpa checked at 2025-11-15T10:16:59.708Z 438ms 42/42/42 100% R:18 allDone:true timedOut:false

53.201.81.in-addr.arpa

NSns1.klfree.cz
A81.201.48.46🇨🇿 NFX, z.s.p.o. (FreeTel, s.r.o.)
NSns2.klfree.cz
A81.201.48.45🇨🇿 NFX, z.s.p.o. (FreeTel, s.r.o.)

201.81.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

53.201.81.in-addr.arpa is a parent of 95.53.201.81.in-addr.arpa, 123.53.201.81.in-addr.arpa, 254.53.201.81.in-addr.arpa, 39.53.201.81.in-addr.arpa, 38.53.201.81.in-addr.arpa and a few other host names.

53.201.81.in-addr.arpa's delegation uses two name servers, ns1.klfree.cz and ns2.klfree.cz.

53.201.81.in-addr.arpa shares the same name server setup as other domains, for example 55.201.81.in-addr.arpa, 96.79.212.in-addr.arpa, 100.79.212.in-addr.arpa, 49.201.81.in-addr.arpa and 52.201.81.in-addr.arpa.

53.201.81.in-addr.arpa shares some name servers with other domains, such as klfree.com, klfree.eu, klfree.cz and klfree.net.

These name servers are often used together with charon.hkfree.org.

Host names with a single IP:

ns1.klfree.cz points to 81.201.48.46.

ns2.klfree.cz points to 81.201.48.45.

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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