cdtm.com.vn - robtex.com
cdtm.com.vn
com.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=2022717485 | ||||||
Subdomains
tracuu.cdtm.com.vn |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-master.inet.vn2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 19:38:08
●MXsmtp.google.com2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 19:38:08
●A123.25.30.382026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 19:38:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | e.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, h.dns-servers.vn... | - |
| cdtm.com.vn | ns1.inet.vn, ns3.inet.vn, ns2.inet.vn | - |
✅ Authoritative Response
Server:202.92.4.25
NS records: ns1.inet.vn, ns3.inet.vn, ns2.inet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdtm.com.vn (unsigned zone)
⏱️ Timing
Total: 2381ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.25.30.38 |
| NS | 3 | ns3.inet.vn, ns1.inet.vn... |
| MX | 1 | SMTP.GOOGLE.COM (pri: 1) |
| TXT | 3 | v=spf1 a mx ip4:103.75.184.10 ~all, google-site-verification=3q4PWzW4BFhHtuj... |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
Analysis
Hierarchy
cdtm.com.vn is a parent of tracuu.cdtm.com.vn.
IP Addresses
cdtm.com.vn points to a single IP address: 123.25.30.38.
Other host names, for instance tracuu.cdtm.com.vn, share IP numbers with cdtm.com.vn.
Name Servers
cdtm.com.vn is delegated to four name servers: ns-master.inet.vn, ns1.inet.vn, ns2.inet.vn and ns3.inet.vn.
At least part of the name servers for cdtm.com.vn are shared with other domains, for instance legendcitydanang.vn, oem.vn, kinetico.com.vn, vinhomeshocmoncity.com and ledviet.com.vn.
Two IP numbers per host:
ns1.inet.vn points to 2001:df7:ce00:1::7 and 202.92.4.25.
ns2.inet.vn points to 2401:5f80:2001:4::30 and 210.211.99.38.
ns3.inet.vn points to 2401:5f80:4001:4::14 and 203.113.174.42.
One IP number per host:
ns-master.inet.vn points to 202.92.4.8.
Mail Servers
The mail server for cdtm.com.vn is smtp.google.com.
cdtm.com.vn uses the same mail server setup as other domains, for instance healinglounge.net, a911.ua, shinken.info, louisvillecrossing.com and oblique.security.
cdtm.com.vn shares at least some mail servers with other domains, for example texto.media, pawtamin.vn, kupro.nl, apexnet.org and hotstaff.co.jp.
these mail servers are often used together with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx.l.google.com.
smtp.google.com resolves to nine IP numbers: 2607:f8b0:4023:c03::1a, 2607:f8b0:4023:c03::1b, 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 74.125.137.26, 74.125.137.27, 142.250.101.26, 142.250.101.27 and 142.250.141.26.