CF1759773771426-tsm20251005211530

IPLIST.NET - 221.43.4.in-addr.arpa

Search for IP or hostnames:

221.43.4.in-addr.arpa checked at 2025-10-06T18:02:51.414Z 111ms 42/42/42 100% R:12

221.43.4.in-addr.arpa

NSdnsauth1.sys.gtei.net
A4.2.49.2🇺🇸 Lumen AS3356
PTRdnsauth1.level3.net
NSdnsauth2.sys.gtei.net
A4.2.49.3🇺🇸 Lumen AS3356
PTRdnsauth2.level3.net
NSdnsauth3.sys.gtei.net
A4.2.49.4🇺🇸 Lumen AS3356
PTRdnsauth3.level3.net

43.4.in-addr.arpa

NSdnsauth1.sys.gtei.net
NSdnsauth2.sys.gtei.net
NSdnsauth3.sys.gtei.net

Starts with same word

Starts similarily

AI analysis

221.43.4.in-addr.arpa is delegated to three name servers: dnsauth1.sys.gtei.net, dnsauth2.sys.gtei.net and dnsauth3.sys.gtei.net.

221.43.4.in-addr.arpa at least partially shares name servers with other domains, for example 93.61.4.in-addr.arpa, 62.52.192.in-addr.arpa, salab.gtei.net, 111.4.in-addr.arpa and 115.241.209.in-addr.arpa.

These name servers are often used together with hyperion.haystack.edu and planck.haystack.edu.

Host names with a single IP address:

dnsauth1.sys.gtei.net resolves to 4.2.49.2.

dnsauth2.sys.gtei.net resolves to 4.2.49.3.

dnsauth3.sys.gtei.net resolves to 4.2.49.4.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

BwFxfWR CF johedugfp 2025-10-06