21esn.com - robtex.com
21esn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 27.115.93.50🇨🇳 CNCGROUP-SH27.115.0.0/17 China Unicom Shanghai Province Network | ||||||
| NS | ns1.dns-diy.com ⭐ | ||||||
| NS | ns2.dns-diy.com | ||||||
| NS | ns3.dns-diy.com | ||||||
| A | 240e:d9:c200::2🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network | ||||||
| A | 61.172.183.77🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 118.123.249.114🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center | ||||||
| NS | ns4.dns-diy.com | ||||||
| A | 240e:d9:c200:1::2🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network | ||||||
| A | 118.123.253.132🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center | ||||||
| A | 211.149.230.100🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client | ||||||
| MX | mail.21esn.com ⭐ | ||||||
| A | 101.231.71.73🇨🇳 SHANGHAITELECOM101.231.0.0/16 Chinanet Shanghai | ||||||
| SOA | ns1.dns-diy.comdnsconct@myhostadmin.net 2025-06-12 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786547814 | ||||||
Subdomains
mail.21esn.com |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
○NS(root)2015-05-18 → 2019-12-30 · 4 obs
● 2019-12-30 10:02:34
○ 2026-06-29 13:36:24
○ 2026-08-12 15:24:54
●NSns1.dns-diy.com2026-06-29 → 2026-08-12 · 3 obs
● 2026-06-29 13:36:24
● 2026-08-12 15:24:54
●NSns2.dns-diy.com2026-06-29 → 2026-08-12 · 3 obs
● 2026-06-29 13:36:24
● 2026-08-12 15:24:54
●NSns3.dns-diy.com2026-06-29 → 2026-08-12 · 3 obs
● 2026-06-29 13:36:24
● 2026-08-12 15:24:54
●NSns4.dns-diy.com2026-06-29 → 2026-08-12 · 3 obs
● 2026-06-29 13:36:24
● 2026-08-12 15:24:54
●MXmail.21esn.com2015-05-18 → 2026-08-12 · 2 obs
● 2026-08-12 15:24:54
●A27.115.93.502015-05-18 → 2026-08-12 · 2 obs
● 2026-08-12 15:24:54
🔍 DNS Trace
Analysis
Hierarchy
mail.21esn.com is delegated beneath 21esn.com.
IP Addresses
21esn.com resolves to one IP address: 27.115.93.50.
Name Servers
The authoritative name servers for 21esn.com are ns1.dns-diy.com, ns2.dns-diy.com, ns3.dns-diy.com and ns4.dns-diy.com.
There is at least partial name server overlap between 21esn.com and other domains — forestpolice.net, dingbang.com, jbcz.com and two more among them.
These name servers tend to appear in combination with the name servers ns1.35.net, ns2.35.net, ns3.35.net and ns4.35.net.
ns3.dns-diy.com points to 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2. ns4.dns-diy.com points to 118.123.253.132, 211.149.230.100 and 240e:d9:c200:1::2. Both hosts resolve to three IP numbers.
Mail Servers
Mail for 21esn.com is handled by a single mail server, mail.21esn.com.
The mail server configuration of 21esn.com is identical to that of other domains — mail.21esn.com being one example.
mail.21esn.com carries a single IP number, which is 101.231.71.73.