CF1763503624293-tsm20251116095642

WWW.RTSAK.COM - 55.40.4.in-addr.arpa

Search for IP or hostnames:

55.40.4.in-addr.arpa checked at 2025-11-18T22:07:04.182Z 869ms 42/42/42 100% R:7 allDone:true timedOut:false

55.40.4.in-addr.arpa

NSdnsauth1.sys.gtei.net
A4.2.49.2🇺🇸 LEVEL3
PTRdnsauth1.level3.net
NSdnsauth2.sys.gtei.net
A4.2.49.3🇺🇸 LEVEL3
PTRdnsauth2.level3.net
NSdnsauth3.sys.gtei.net
A4.2.49.4🇺🇸 LEVEL3
PTRdnsauth3.level3.net

40.4.in-addr.arpa

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

Starts with same word

Starts similarily

AI analysis

55.40.4.in-addr.arpa delegates to three name servers: dnsauth1.sys.gtei.net, dnsauth2.sys.gtei.net and dnsauth3.sys.gtei.net.

55.40.4.in-addr.arpa shares some name servers with other domains, for example 140.41.4.in-addr.arpa, 59.133.212.in-addr.arpa, 51.35.206.in-addr.arpa, 2.22.4.in-addr.arpa and 119.78.198.in-addr.arpa.

These name servers are commonly used together with dns1.onlinemac.com and dns2.onlinemac.com.

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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