CF1758887014917-tsm20250926081218

WWW.RTSAK.COM - 15.4.in-addr.arpa

Search for IP or hostnames:

15.4.in-addr.arpa checked at 2025-09-26T11:43:34.881Z 131ms 42/42/42 100% R:11

15.4.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

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

15.4.in-addr.arpa at least partially shares name servers with other domains, including 245.8.4.in-addr.arpa, 83.4.in-addr.arpa, ci.gardner.ma.us, harborrc.org and nmcrs.org.

These name servers are often used with dnsauth1.level3.net and dnsauth2.level3.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.
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dIcgzvV CF johedugfp 2025-09-26