webmail.21cn.net - robtex.com

webmail.21cn.net

DNSSEC⚠️ Not signed
MXmta.21cn.net ⭐

21cn.net

DNSSEC⚠️ Not signed
A14.116.220.229🇨🇳 CHINANET-Guangdong-GuangZhou-IDC14.116.220.0/23 CloudVsp.Inc-HYC-double - GZIDC Network unicast
NSvip3.alidns.com ⭐
NSvip4.alidns.com
MXmta.21cn.com ⭐
TXTv=spf1 include:mail-spf.21cn.com include:hwmail-spf.21cn.com -all
TXT6774a361306a2c8dd5671980c59b18e9104a9105fbf189290a0a70986b9c0037
SOAvip3.alidns.comhostmaster@hichina.com 2025-12-11 #7
📈 Tranco rank: #976,730

Subdomains

hermes.webmail.21cn.net
hermesw2.webmail.21cn.net

Same first word

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026MXmta.21cn.netA202.104.32.244CNAMEwebmail.cdn.21cn.net
●MXmta.21cn.net2026-03-02 → 2026-04-11 · 2 obs
● 2026-03-02 10:11:20
● 2026-04-11 23:03:40
○A202.104.32.2442015-07-17 → 2016-06-18 · 4 obs
● 2015-07-17 16:49:10
● 2016-06-18 06:59:20
○ 2026-03-02 10:11:20
○ 2026-04-11 23:03:40
○CNAMEwebmail.cdn.21cn.net2015-07-17 → 2016-06-18 · 4 obs
● 2015-07-17 16:49:10
● 2016-06-18 06:59:20
○ 2026-03-02 10:11:20
○ 2026-04-11 23:03:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neth.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...-
21cn.netvip3.alidns.com, vip4.alidns.com-

✅ Authoritative Response

Server:170.33.80.11

NS records: vip3.alidns.com, vip4.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21cn.net (unsigned zone)

⏱️ Timing

Total: 1253ms | Queries: -

📄 Records

TypeCountSample Data
MX1mta.21cn.net (pri: 10)

Analysis

Hierarchy

webmail.21cn.net is a parent of hermes.webmail.21cn.net and hermesw2.webmail.21cn.net.

Mail Servers

A single mail server handles webmail.21cn.net, mta.21cn.net.

webmail.21cn.net shares the same mail server setup as other domains, for instance ns3.21cn.net, ns1.21cn.net, cdn.21cn.net, ns4.21cn.net and fmail1.21cn.net.