CF1759989602814-tsm20251008212832

NSLIST.NET - 121.4.in-addr.arpa

Search for IP or hostnames:

121.4.in-addr.arpa checked at 2025-10-09T06:00:02.801Z 111ms 42/42/42 100% R:11

121.4.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

Starts with same word

Starts similarily

AI analysis

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

121.4.in-addr.arpa at least partially shares name servers with other domains, including pwcglobal.cd, 253.34.4.in-addr.arpa, gtencp.com, 202.21.4.in-addr.arpa and 1.128.205.in-addr.arpa.

These name servers are commonly used with nanook.mctel.com, ns.tds.net, a.dns.tds.net, b.dns.tds.net, c.dns.tds.net, d.dns.tds.net, e.dns.tds.net and f.dns.tds.net.

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.

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

AHbNtXG CF johedugfp 2025-10-09