IPLIST.NET - 81.4.in-addr.arpa
Search for IP or hostnames:
81.4.in-addr.arpa checked at 2025-10-09T21:53:44.377Z 134ms 42/42/42 100% R:981.4.in-addr.arpa
| NS | dnsauth1.sys.gtei.net | ||||||
| A | 4.2.49.2🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth1.level3.net | ||||||
| NS | dnsauth2.sys.gtei.net | ||||||
| A | 4.2.49.3🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth2.level3.net | ||||||
| NS | dnsauth3.sys.gtei.net | ||||||
| A | 4.2.49.4🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth3.level3.net | ||||||
4.in-addr.arpa
| NS | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| NS | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
Starts with same word
Starts similarily
AI analysis
81.4.in-addr.arpa is delegated to three name servers: dnsauth1.sys.gtei.net, dnsauth2.sys.gtei.net and dnsauth3.sys.gtei.net.
At least part of the name servers for 81.4.in-addr.arpa are shared with other domains, for instance 145.202.216.in-addr.arpa, 202.43.4.in-addr.arpa, 97.34.4.in-addr.arpa, 69.112.198.in-addr.arpa and 53.11.4.in-addr.arpa.
These name servers are commonly used alongside hyperion.haystack.edu and planck.haystack.edu.
Host names with a single IP:
dnsauth1.sys.gtei.net points to: 4.2.49.2
dnsauth2.sys.gtei.net points to: 4.2.49.3
dnsauth3.sys.gtei.net points to: 4.2.49.4
dbq