CF1763479218111-tsm20251116095642

WWW.RTSAK.COM - 55.201.81.in-addr.arpa

Search for IP or hostnames:

55.201.81.in-addr.arpa checked at 2025-11-18T15:20:18.079Z 244ms 42/42/42 100% R:12 allDone:true timedOut:false

55.201.81.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

The parent of 154.55.201.81.in-addr.arpa, 155.55.201.81.in-addr.arpa, 48.55.201.81.in-addr.arpa, 215.55.201.81.in-addr.arpa, 101.55.201.81.in-addr.arpa and a few other host names is 55.201.81.in-addr.arpa.

55.201.81.in-addr.arpa has two name servers: ns1.klfree.cz and ns2.klfree.cz.

55.201.81.in-addr.arpa shares the same name server setup as other domains, for example 52.201.81.in-addr.arpa, 51.201.81.in-addr.arpa, 53.201.81.in-addr.arpa, 54.201.81.in-addr.arpa and 50.201.81.in-addr.arpa.

55.201.81.in-addr.arpa at least partially shares name servers with other domains; for example klfree.eu and klfree.cz; klfree.net and klfree.com.

These name servers are commonly used with the name servers 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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