IPLIST.NET - 91.231.147.in-addr.arpa
Search for IP or hostnames:
91.231.147.in-addr.arpa checked at 2025-10-05T17:37:08.655Z 443ms 46/46/46 100% R:1691.231.147.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.
Delegation for 91.231.147.in-addr.arpa rests with two name servers, academy.cas.cz and sun1.biomed.cas.cz.
The name server setup used by 91.231.147.in-addr.arpa is shared with other domains such as ibt.cas.cz and academia.cas.cz and ssc.avcr.cz.
91.231.147.in-addr.arpa at least partially shares name servers with other domains, for instance 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 together with the name servers 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:
academy.cas.cz points to 2001:718:404:1002:147:231:58:1 and 147.231.58.1.
Host names with one IP number:
sun1.biomed.cas.cz points to 147.231.40.1.