h20.vn - robtex.com
h20.vn
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030757799 | ||||||
Subdomains
cpanel.h20.vn |
webmail.h20.vn |
mail.h20.vn |
cpcontacts.h20.vn |
webdisk.h20.vn |
Same first word
h20.net |
h20.ru |
h20.de |
h20.org |
h20.ai |
h20.town |
h20.dk |
h20.nl |
h20.eu |
h20.us |
h20.com |
h20.cz |
h20.vn |
h20.co.nz |
h20.cc |
h20.se |
h20.bet |
h20.biz |
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.h20.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 05:53:54
●A103.18.6.352026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 05:53:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| h20.vn | ns-b2.tenten.vn, ns-b1.tenten.vn, ns-b3.tenten.vn | - |
✅ Authoritative Response
Server:137.59.104.68
NS records: ns-b2.tenten.vn, ns-b1.tenten.vn, ns-b3.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for h20.vn (unsigned zone)
⏱️ Timing
Total: 2259ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.18.6.35 |
| NS | 3 | ns-b2.tenten.vn, ns-b3.tenten.vn... |
| MX | 1 | mail.h20.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:103.18.6.35~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
h20.vn is parent of cpanel.h20.vn, webmail.h20.vn, mail.h20.vn, cpcontacts.h20.vn and webdisk.h20.vn.
IP Addresses
h20.vn resolves to one IP number: 103.18.6.35.
Other host names, for instance webdisk.hoathanhdat.vn, missgalaxy.vn, cpanel.h20.vn, webmail.h20.vn and webdisk.bacthaitea.vn share IP numbers with h20.vn.
Name Servers
h20.vn is delegated to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
h20.vn at least partially shares name servers with other domains, including khoapua.vn, ringme.vn, trustbase.vn, muthaiduong.com.vn and tranthanhitc.info.vn.
These name servers are commonly used with ns-a1.tenten.vn, ns-a2.tenten.vn and ns-a3.tenten.vn.
Host names with two IP numbers:
ns-b1.tenten.vn: 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67
ns-b2.tenten.vn: 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68
ns-b3.tenten.vn: 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21
Mail Servers
A single mail server handles h20.vn, mail.h20.vn.
Host name mail.h20.vn resolves to a single IP: 103.18.6.35.