vejun.edu.vn - robtex.com
vejun.edu.vn
edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2018564749 | ||||||
Subdomains
Same first word
vejun.edu.vn |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns-b1.tenten.vn2026-04-30 → 2026-05-09 · 3 obs
● 2026-04-30 20:09:38
● 2026-05-09 22:42:36
●NSns-b2.tenten.vn2026-04-30 → 2026-05-09 · 3 obs
● 2026-04-30 20:09:38
● 2026-05-09 22:42:36
●NSns-b3.tenten.vn2026-04-30 → 2026-05-09 · 3 obs
● 2026-04-30 20:09:38
● 2026-05-09 22:42:36
○NSns1.vdconline.vn2017-09-24 → 2017-09-24 · 3 obs
○ 2026-04-30 20:09:38
○ 2026-05-09 22:42:36
○NSns2.vdconline.vn2017-09-24 → 2017-09-24 · 3 obs
○ 2026-04-30 20:09:38
○ 2026-05-09 22:42:36
●MXmail.vejun.edu.vn2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 22:42:36
○A203.113.137.1502017-09-24 → 2017-09-24 · 3 obs
○ 2026-04-30 20:09:38
○ 2026-05-09 22:42:36
●A35.75.72.1522026-04-30 → 2026-05-09 · 3 obs
● 2026-04-30 20:09:38
● 2026-05-09 22:42:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| vejun.edu.vn | ns-b1.tenten.vn, ns-b3.tenten.vn, ns-b2.tenten.vn | - |
✅ Authoritative Response
Server:163.44.207.21
NS records: ns-b1.tenten.vn, ns-b3.tenten.vn, ns-b2.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vejun.edu.vn (unsigned zone)
⏱️ Timing
Total: 2176ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.75.72.152 |
| NS | 3 | ns-b1.tenten.vn, ns-b2.tenten.vn... |
| MX | 1 | mail.vejun.edu.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:35.75.72.152~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
vejun.edu.vn is the parent of mail.vejun.edu.vn and www.vejun.edu.vn.
IP Addresses
vejun.edu.vn points to an IP address: 35.75.72.152.
Other host names, for instance mail.vejun.edu.vn, share IP numbers with vejun.edu.vn.
Name Servers
vejun.edu.vn is delegated to three name servers ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
vejun.edu.vn at least partially shares name servers with other domains, for instance blogdulich.edu.vn, winhomes.vn, avacenter.pro.vn, chuthapdohungyen.org.vn and giacongbinhxit.vn.
Host names with two IP numbers:
ns-b1.tenten.vn points to 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67; ns-b2.tenten.vn points to 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68; ns-b3.tenten.vn points to 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21.
Mail Servers
vejun.edu.vn is handled by a single mail server, mail.vejun.edu.vn.
The host name mail.vejun.edu.vn points to IP 35.75.72.152.