CF1763565440374-tsm20251116095642

WWW.RTSAK.COM - 209.123.in-addr.arpa

Search for IP or hostnames:

209.123.in-addr.arpa checked at 2025-11-19T15:17:20.340Z 480ms 49/49/49 100% R:14 allDone:true timedOut:false

209.123.in-addr.arpa

NSdns0.telstra.net
A2001:8000:0:3100:9999::13 🇦🇺 TELSTRA-ASN
A203.50.248.5🇦🇺 TELSTRA-ASN
A203.50.248.13🇦🇺 TELSTRA-ASN
NSdns1.telstra.net
A2001:8000:0:3100:9999::14 🇦🇺 TELSTRA-ASN
A203.50.248.6🇦🇺 TELSTRA-ASN
A203.50.248.14🇦🇺 TELSTRA-ASN

123.in-addr.arpa

NSns1.apnic.net
NSns2.apnic.net
NSrirns.arin.net
NSns3.lacnic.net
NSapnic.authdns.ripe.net

Starts with same word

Starts similarily

AI analysis

Two name servers dns0.telstra.net and dns1.telstra.net handle delegation for 209.123.in-addr.arpa.

209.123.in-addr.arpa uses the same name server setup as other domains, for example 19.50.203.in-addr.arpa, 186.45.203.in-addr.arpa, 89.142.110.in-addr.arpa, 198.130.139.in-addr.arpa and 182.231.60.in-addr.arpa.

Host names with three IP numbers:

dns0.telstra.net points to 2001:8000:0:3100:9999::13, 203.50.248.5 and 203.50.248.13.

dns1.telstra.net points to 2001:8000:0:3100:9999::14, 203.50.248.6 and 203.50.248.14.

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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