CF1763288661589-tsm20251116095642

MXLIST.NET - 181.21.123.in-addr.arpa

Search for IP or hostnames:

181.21.123.in-addr.arpa checked at 2025-11-16T10:24:21.537Z 732ms 41/41/41 100% R:11 allDone:true timedOut:false

181.21.123.in-addr.arpa

NShcm-server1.vnn.vn
A2001:ee0:3281:8000::8 🇻🇳 VNPT
PTRvnpt.vn
A203.162.4.1🇻🇳 VNPT
PTRhcm-server1.vnn.vn
NSvdc-hn01.vnn.vn
A2001:ee0:3281::8 🇻🇳 VNPT
PTRvnpt.vn
A203.162.0.11🇻🇳 VNPT
PTRvdc-hn01.vnn.vn

21.123.in-addr.arpa

NShcm-server1.vnn.vn
NSvdc-hn01.vnn.vn

Starts with same word

Starts similarily

AI analysis

181.21.123.in-addr.arpa's delegation uses two name servers: hcm-server1.vnn.vn and vdc-hn01.vnn.vn.

181.21.123.in-addr.arpa uses the same name server setup as other domains, such as 107.161.113.in-addr.arpa, 145.20.123.in-addr.arpa, condao.com.vn, 164.113.in-addr.arpa and siamp.com.vn.

Host names with two IPs:

hcm-server1.vnn.vn points to 2001:ee0:3281:8000::8 and 203.162.4.1

vdc-hn01.vnn.vn points to 2001:ee0:3281::8 and 203.162.0.11

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