CF1759530524344-tsm20251003185623

NSLIST.NET - 21.21.165.in-addr.arpa

Search for IP or hostnames:

21.21.165.in-addr.arpa checked at 2025-10-03T22:28:44.319Z 748ms 50/50/50 100% R:13

21.21.165.in-addr.arpa

NSdnssec1.singnet.com.sg
A2001:c20:18:a::36 🇸🇬 SingNet
A165.21.83.11🇸🇬 SingNet
PTRdnssec1.singnet.com.sg
NSdnssec2.singnet.com.sg
A165.21.100.11🇸🇬 SingNet
PTRdnssec3.singnet.com.sg
NSdnssec3.singnet.com.sg
A2001:c20:10:a::37 🇸🇬 SingNet
A165.21.100.11🇸🇬 SingNet
PTRdnssec3.singnet.com.sg

21.165.in-addr.arpa

NSdnssec1.singnet.com.sg
NSdnssec2.singnet.com.sg
NSdnssec3.singnet.com.sg

Up

Starts with same word

Starts similarily

AI analysis

21.21.165.in-addr.arpa is a parent of 153.21.21.165.in-addr.arpa, 188.21.21.165.in-addr.arpa, 180.21.21.165.in-addr.arpa and 178.21.21.165.in-addr.arpa.

21.21.165.in-addr.arpa is delegated to three name servers dnssec1.singnet.com.sg, dnssec2.singnet.com.sg and dnssec3.singnet.com.sg.

21.21.165.in-addr.arpa at least partially shares name servers with other domains, for instance seabiz.com.sg, asiaclear.com.sg, ramanico.sg, rhbinvest.com.sg and coolmac.com.sg.

Host names with two IP numbers:

dnssec1.singnet.com.sg points to 2001:c20:18:a::36 and 165.21.83.11.

dnssec3.singnet.com.sg points to 2001:c20:10:a::37 and 165.21.100.11.

Host names with one IP number:

dnssec2.singnet.com.sg points to 165.21.100.11.

Host names that point to 165.21.100.11: dnssec3.singnet.com.sg and dnssec2.singnet.com.sg.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

YUAYZbQ CF johedugfp 2025-10-03