CF1759649415833-tsm20251004101907

IPLIST.NET - 2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa

Search for IP or hostnames:

2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa checked at 2025-10-05T07:30:15.818Z 421ms 47/47/47 100% R:15

2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa

NSdns1.cuhk.edu.hk
A2405:3000:3:118::10d 🇭🇰 The Chinese University of Hong Kong AS 3661
PTRdns1.cuhk.edu.hk
A137.189.10.13🇭🇰 The Chinese University of Hong Kong AS 3661
PTRdns1.cuhk.edu.hk
NSdns2.cuhk.edu.hk
A2405:3000:3:6::16 🇭🇰 The Chinese University of Hong Kong AS 3661
PTRdns2.cuhk.edu.hk
A137.189.6.22🇭🇰 The Chinese University of Hong Kong AS 3661
PTRdns2.cuhk.edu.hk

1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa

Starts with same word

Starts similarily

AI analysis

2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa is delegated to two name servers: dns1.cuhk.edu.hk and dns2.cuhk.edu.hk.

2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa uses the same name server setup as other domains, including cco.cuhk.edu.hk, 18.189.137.in-addr.arpa, 22.189.137.in-addr.arpa, 8.189.137.in-addr.arpa and bur.cuhk.edu.hk.

At least part of the name servers for 2.1.1.0.3.0.0.0.0.0.0.3.5.0.4.2.ip6.arpa are shared with other domains, for instance cuhk.hk, cuhk.edu.hk, hkix.net, dro.cuhk.edu.hk and sphpc.cuhk.edu.hk.

These name servers are commonly used alongside the name servers anyns.cuhk.edu.hk.

Host names with two IP numbers:

dns1.cuhk.edu.hk points to 2405:3000:3:118::10d and 137.189.10.13.

dns2.cuhk.edu.hk points to 2405:3000:3:6::16 and 137.189.6.22.

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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