mail.21esn.com - robtex.com

mail.21esn.com

DNSSEC⚠️ Not signed
A101.231.71.73🇨🇳 SHANGHAITELECOM101.231.0.0/16 Chinanet Shanghai
MXmail.21esn.com ⭐
A101.231.71.73🇨🇳 SHANGHAITELECOM101.231.0.0/16 Chinanet Shanghai

21esn.com

DNSSEC⚠️ Not signed
A27.115.93.50🇨🇳 CNCGROUP-SH27.115.0.0/17 China Unicom Shanghai Province Network
NSns1.dns-diy.com ⭐
NSns2.dns-diy.com
NSns3.dns-diy.com
NSns4.dns-diy.com
MXmail.21esn.com ⭐
SOAns1.dns-diy.comdnsconct@myhostadmin.net 2025-06-12 #1

MX for

mail.21esn.com
21esn.com

Same first word

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DNS History

2 records (2 active, 0 former)

20162017201820192020202120222023202420252026MXmail.21esn.comA101.231.71.73
●MXmail.21esn.com2015-08-08 → 2026-08-13 · 2 obs
● 2015-08-08 20:00:46
● 2026-08-13 15:17:00
●A101.231.71.732015-08-08 → 2026-08-13 · 2 obs
● 2015-08-08 20:00:46
● 2026-08-13 15:17:00

🔍 DNS Trace

Analysis

Mail Server Role

mail.21esn.com acts as an MX server for mail.21esn.com and 21esn.com.

IP Addresses

mail.21esn.com directs to one IP number, which is 101.231.71.73.

Mail Servers

The MX record for mail.21esn.com points to a single mail server: mail.21esn.com.

mail.21esn.com and domains like 21esn.com share an identical mail server configuration.

mail.21esn.com resolves to 101.231.71.73 and no other IP number.