CF1759441108308-tsm20251002182459

WWW.RTSAK.COM - 20.4.in-addr.arpa

Search for IP or hostnames:

20.4.in-addr.arpa checked at 2025-10-02T21:38:28.284Z 334ms 45/45/45 100% R:13

20.4.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

4.in-addr.arpa

NSr.arin.net
NSu.arin.net
NSx.arin.net
NSy.arin.net
NSz.arin.net
NSarin.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

20.4.in-addr.arpa is the parent of 178.20.4.in-addr.arpa.

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

20.4.in-addr.arpa at least partially shares name servers with other domains, including 110.41.4.in-addr.arpa, 27.4.in-addr.arpa, 72.37.4.in-addr.arpa, 152.65.4.in-addr.arpa and 195.64.4.in-addr.arpa.

these name servers are commonly used together with dnsauth1.level3.net, dnsauth2.level3.net and cyber2.gtenoc.com.

Hostnames 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.

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

DMtLanc CF johedugfp 2025-10-02