cdgl.edu.vn - robtex.com
cdgl.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.121.90.64🇻🇳 BKNS-AS-VN103.121.90.0/23 BKNS-CG-VN 6th floor, 169 Nguyen Ngoc Vu, Trung Hoa, Cau Giay, Hanoi | ||||||
| PTR | static-64-90-121-103.bkdata.vn | ||||||
| NS | ns-b3.tenten.vn ⭐ | ||||||
| A | 2404:f080:1101:321:a150:95:110:1232🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi | ||||||
| PTR | va150-95-110-123-2.a00e.g.han1.static.cnode.io | ||||||
| A | 163.44.207.21🇻🇳 GMO-ZCOM-AS-VN163.44.206.0/23 RUNSYSTEM-VN | ||||||
| PTR | v163-44-207-21.a006.g.han1.static.cnode.io | ||||||
| NS | ns-b1.tenten.vn | ||||||
| A | 2404:f080:1101:321:a150:95:110:1230🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi | ||||||
| PTR | va150-95-110-123-0.a00e.g.han1.static.cnode.io | ||||||
| A | 137.59.104.67🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN | ||||||
| PTR | static-pool.tenten.vn | ||||||
| NS | ns-b2.tenten.vn | ||||||
| A | 2404:f080:1101:321:a150:95:110:1231🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi | ||||||
| PTR | va150-95-110-123-1.a00e.g.han1.static.cnode.io | ||||||
| A | 137.59.104.68🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN | ||||||
| PTR | static-pool.tenten.vn | ||||||
| MX | mail.cdgl.edu.vn ⭐ | ||||||
| A | 103.121.90.64🇻🇳 BKNS-AS-VN103.121.90.0/23 BKNS-CG-VN 6th floor, 169 Nguyen Ngoc Vu, Trung Hoa, Cau Giay, Hanoi | ||||||
| PTR | static-64-90-121-103.bkdata.vn | ||||||
| TXT | v=spf1 include:_spf.bkdata.vn ~all | ||||||
| TXT | google-gws-recovery-domain-verification=66151065 | ||||||
| TXT | zalo-platform-site-verification=NVFbB8NGQN5puUP7kln-QahmnKAcXX8VEJCr | ||||||
| TXT | facebook-domain-verification=4zgp9h1bwgzogmk3l8hz5t7u30clso | ||||||
| SOA | ns-b3.tenten.vnnoreply@tenten.vn serial=1766389769 | ||||||
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=2018564888 | ||||||
Subdomains
smtp.cdgl.edu.vn |
d79ac394-87c9-43e2-ae5b-7ed64fba96b7.cdgl.edu.vn |
mail.cdgl.edu.vn |
webdisk.cdgl.edu.vn |
2d6457be-a79e-4fd5-bd84-305cf84923af.cdgl.edu.vn |
www.cdgl.edu.vn |
cpanel.cdgl.edu.vn |
cpcalendars.cdgl.edu.vn |
c298ce39-2edd-4f75-b8f4-dde557d44fbd.cdgl.edu.vn |
2cae1051-0ccb-4c95-bbc2-121942099a8a.cdgl.edu.vn |
cpcontacts.cdgl.edu.vn |
auto.cdgl.edu.vn |
m.cdgl.edu.vn |
webmail.cdgl.edu.vn |
autodiscover.cdgl.edu.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.cdgl.edu.vn2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 19:23:20
●A103.121.90.642026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 19:23:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| cdgl.edu.vn | ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn | - |
✅ Authoritative Response
Server:163.44.207.21
NS records: ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdgl.edu.vn (unsigned zone)
⏱️ Timing
Total: 2347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.121.90.64 |
| NS | 3 | ns-b2.tenten.vn, ns-b1.tenten.vn... |
| MX | 1 | mail.cdgl.edu.vn (pri: 10) |
| TXT | 4 | zalo-platform-site-verification=NVFbB8NG, facebook-domain-verification=4zgp9h1bwgz... |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
cdgl.edu.vn is the parent of smtp.cdgl.edu.vn, d79ac394-87c9-43e2-ae5b-7ed64fba96b7.cdgl.edu.vn, mail.cdgl.edu.vn, webdisk.cdgl.edu.vn, 2d6457be-a79e-4fd5-bd84-305cf84923af.cdgl.edu.vn and a few other host names.
IP Addresses
cdgl.edu.vn points to an IP address: 103.121.90.64.
other host names include cpcalendars.cdgl.edu.vn, c298ce39-2edd-4f75-b8f4-dde557d44fbd.cdgl.edu.vn, 2cae1051-0ccb-4c95-bbc2-121942099a8a.cdgl.edu.vn, ttsvietnam.vn and cpcontacts.cdgl.edu.vn; they share IP numbers with cdgl.edu.vn.
Name Servers
cdgl.edu.vn is delegated to three name servers ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
cdgl.edu.vn at least partially shares name servers with other domains, for instance vnpthochiminh.com.vn, thandentv.vn, urenco.hanoi.vn, truongtrungcapngoaithuong.edu.vn and pnnmedia.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
cdgl.edu.vn is handled by a single mail server, mail.cdgl.edu.vn.
The host name mail.cdgl.edu.vn points to IP 103.121.90.64.