CF1760716196543-tsm20251017082432

WWW.RTSAK.COM - 77.21.165.in-addr.arpa

Search for IP or hostnames:

77.21.165.in-addr.arpa checked at 2025-10-17T15:49:56.514Z 285ms 50/50/50 100% R:14

77.21.165.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

77.21.165.in-addr.arpa is the parent of 144.77.21.165.in-addr.arpa.

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

77.21.165.in-addr.arpa at least partially shares name servers with other domains, including 135.12.116.in-addr.arpa, 89.166.202.in-addr.arpa, pacificmanning.com, 247.73.119.in-addr.arpa and musicstore.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.
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