WWW.RTSAK.COM - 91.231.147.in-addr.arpa
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91.231.147.in-addr.arpa checked at 2025-10-04T21:44:40.145Z 605ms 46/46/46 100% R:1591.231.147.in-addr.arpa
| NS | academy.cas.cz | ||||||
| A | 2001:718:404:1002:147:231:58:1 🇨🇿 CESNET | ||||||
| PTR | academy.cas.cz | ||||||
| A | 147.231.58.1🇨🇿 CESNET | ||||||
| PTR | academy.cas.cz | ||||||
| NS | sun1.biomed.cas.cz | ||||||
| A | 147.231.40.1🇨🇿 CESNET | ||||||
| PTR | sun1.biomed.cas.cz | ||||||
231.147.in-addr.arpa
| NS | academy.cas.cz | ||||||
| NS | nsa.ces.net | ||||||
| NS | visla.utia.cas.cz | ||||||
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AI analysis
91.231.147.in-addr.arpa is a parent of 40.91.231.147.in-addr.arpa, 15.91.231.147.in-addr.arpa and 1.91.231.147.in-addr.arpa.
Two name servers academy.cas.cz and sun1.biomed.cas.cz handle delegation for 91.231.147.in-addr.arpa.
91.231.147.in-addr.arpa uses the same name server setup as other domains, such as ibt.cas.cz, academia.cas.cz and ssc.avcr.cz.
91.231.147.in-addr.arpa partially shares name servers with other domains; examples include gli.cas.cz, 104.231.147.in-addr.arpa, lib.cas.cz, 116.231.147.in-addr.arpa and 163.231.147.in-addr.arpa.
These name servers are commonly used alongside visla.utia.cas.cz, nsa.ces.net, dc1.asuch.cas.cz, dc2.asuch.cas.cz, dc3.asuch.cas.cz, dctc.asuch.cas.cz, centos.asu.cas.cz, galaxy.asu.cas.cz, florenc.ucl.cas.cz and relay.lib.cas.cz.
Host names with two IP numbers:
The host name academy.cas.cz points to 2001:718:404:1002:147:231:58:1 and 147.231.58.1.
Host names with one IP number:
The host name sun1.biomed.cas.cz points to 147.231.40.1.