CF1758184297589-tsm20250918065831

IPLIST.NET - 21.13.203.in-addr.arpa

Search for IP or hostnames:

21.13.203.in-addr.arpa checked at 2025-09-18T08:31:37.577Z 641ms 80/80/80 100% R:25

21.13.203.in-addr.arpa

NSadns01.bigpond.com
A2001:8000:0:3100:9999::15 🇦🇺 Telstra Corporation Ltd
A203.50.248.5🇦🇺 Telstra Corporation Ltd
A203.50.248.15🇦🇺 Telstra Corporation Ltd
NSadns02.bigpond.com
A2001:8000:0:3100:9999::16 🇦🇺 Telstra Corporation Ltd
A203.50.248.6🇦🇺 Telstra Corporation Ltd
A203.50.248.16🇦🇺 Telstra Corporation Ltd
NSadns03.bigpond.com
A2001:8000:0:3100:9999::17 🇦🇺 Telstra Corporation Ltd
A203.50.248.5🇦🇺 Telstra Corporation Ltd
A203.50.248.17🇦🇺 Telstra Corporation Ltd
NSadns04.bigpond.com
A2001:8000:0:3100:9999::18 🇦🇺 Telstra Corporation Ltd
A203.50.248.6🇦🇺 Telstra Corporation Ltd
A203.50.248.18🇦🇺 Telstra Corporation Ltd

13.203.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.13.203.in-addr.arpa is the parent of 47.21.13.203.in-addr.arpa.

21.13.203.in-addr.arpa is delegated to four name servers: adns01.bigpond.com, adns02.bigpond.com, adns03.bigpond.com and adns04.bigpond.com.

21.13.203.in-addr.arpa at least partially shares name servers with other domains, for instance telstraroadtodiscovery.net, lns8.cht.bigpond.net.au, cwqh2.ken.bigpond.net.au, 188.140.144.in-addr.arpa and 121.1.in-addr.arpa.

Host names with three IP numbers

adns01.bigpond.com points to 2001:8000:0:3100:9999::15, 203.50.248.5 and 203.50.248.15

adns02.bigpond.com points to 2001:8000:0:3100:9999::16, 203.50.248.6 and 203.50.248.16

adns03.bigpond.com points to 2001:8000:0:3100:9999::17, 203.50.248.5 and 203.50.248.17

adns04.bigpond.com points to 2001:8000:0:3100:9999::18, 203.50.248.6 and 203.50.248.18

Names pointing to 203.50.248.5: adns01.bigpond.com, adns03.bigpond.com

Names pointing to 203.50.248.6: adns02.bigpond.com, adns04.bigpond.com

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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