WWW.RTSAK.COM - 21.80.in-addr.arpa
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21.80.in-addr.arpa checked at 2025-10-03T11:12:12.986Z 226ms 42/42/42 100% R:1421.80.in-addr.arpa
| NS | dnsti.interbusiness.it | ||||||
| A | 151.99.125.5🇮🇹 Telecom Italia S.p.a. | ||||||
| PTR | dnsti.interbusiness.it | ||||||
| NS | dnsts.interbusiness.it | ||||||
| A | 80.22.52.131🇮🇹 Telecom Italia S.p.a. | ||||||
| PTR | dnsts.interbusiness.it | ||||||
80.in-addr.arpa
| NS | ns3.afrinic.net | ||||||
| NS | ns4.apnic.net | ||||||
| NS | rirns.arin.net | ||||||
| NS | ns3.lacnic.net | ||||||
| NS | pri.authdns.ripe.net | ||||||
Up
163.21.80.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
21.80.in-addr.arpa is the parent of 163.21.80.in-addr.arpa.
21.80.in-addr.arpa is delegated to two name servers: dnsti.interbusiness.it and dnsts.interbusiness.it.
21.80.in-addr.arpa uses the same name server setup as other domains such as 185.82.in-addr.arpa, 16.27.79.in-addr.arpa, 77.27.217.in-addr.arpa, pd00.ne.interbusiness.it and piave.village.telecomitalia.it.
21.80.in-addr.arpa shares name servers with other domains at least partially, for example 168.206.80.in-addr.arpa, 120.36.79.in-addr.arpa, 145.35.85.in-addr.arpa, 49.243.194.in-addr.arpa and 114.39.79.in-addr.arpa.
These name servers are commonly used together with dnst3.interbusiness.it, dns.opb.interbusiness.it, dns10.interbusiness.it and ns.telecomitalia.it.
Host names with one IP number:
dnsti.interbusiness.it points to: 151.99.125.5.
dnsts.interbusiness.it points to: 80.22.52.131.