dn.edu.vn - robtex.com
dn.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 117.122.125.107🇻🇳 VNNIC117.122.124.0/22 -AS-VN | ||||||
| PTR | biz.vnnic.vn | ||||||
| PTR | speakers.vnnic.vn | ||||||
| NS | ns-hold.vnnic.vn ⚠️ Not in zone NS records | ||||||
| A | 117.122.125.107🇻🇳 VNNIC117.122.124.0/22 -AS-VN | ||||||
| PTR | biz.vnnic.vn | ||||||
| PTR | speakers.vnnic.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=2018564750 | ||||||
Subdomains
mail.dn.edu.vn |
www.dn.edu.vn |
thcsnguyenthidinhcamle.dn.edu.vn |
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
○NSdan.ns.cloudflare.com2015-07-22 → 2017-02-14 · 4 obs
● 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
○NSelle.ns.cloudflare.com2015-07-22 → 2017-02-14 · 4 obs
● 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
●NSns-hold.vnnic.vn2026-05-01 → 2026-05-10 · 3 obs
○ 2017-02-14 05:46:22
● 2026-05-01 05:36:44
● 2026-05-10 00:12:44
● 2026-05-01 05:36:44
● 2026-05-10 00:12:44
○MXdc-86e22ff6.dn.edu.vn2015-07-22 → 2017-02-14 · 4 obs
● 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
○A104.28.6.862015-07-22 → 2017-02-14 · 4 obs
● 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
○A104.28.7.862015-07-22 → 2017-02-14 · 4 obs
● 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
●A117.122.125.1072026-05-01 → 2026-05-10 · 3 obs
○ 2017-02-14 05:46:22
● 2026-05-01 05:36:44
● 2026-05-10 00:12:44
● 2026-05-01 05:36:44
● 2026-05-10 00:12:44
○A2400:cb00:2048:1::681c:6562017-02-14 → 2017-02-14 · 4 obs
○ 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
○A2400:cb00:2048:1::681c:7562017-02-14 → 2017-02-14 · 4 obs
○ 2015-07-22 01:29:16
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
● 2017-02-14 05:46:22
○ 2026-05-01 05:36:44
○ 2026-05-10 00:12:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| dn.edu.vn | ns-hold.vnnic.vn | - |
✅ Authoritative Response
Server:117.122.125.107
NS records: ns-hold.vnnic.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dn.edu.vn (unsigned zone)
⏱️ Timing
Total: 1845ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 117.122.125.107 |
Analysis
Hierarchy
dn.edu.vn is a parent of mail.dn.edu.vn, www.dn.edu.vn and thcsnguyenthidinhcamle.dn.edu.vn.
IP Addresses
dn.edu.vn points to IP number: 117.122.125.107.
Other host names such as cpcontacts.vinfastgialam3s.com.vn, dustore.vn, mail.vncloud.io.vn, hoathaykhanh.edu.vn and www.xetaithegioi.vn share IPs with dn.edu.vn.
Name Servers
dn.edu.vn is delegated to a single name server, ns-hold.vnnic.vn.
dn.edu.vn shares the same name server setup as kiemtrathanhphan.health.vn, smppro.vn, anyen.com.vn, mtechsolutions.vn and hq3.com.vn.
ns-hold.vnnic.vn points to a single IP: 117.122.125.107.