cmdeducation.edu.vn - robtex.com
cmdeducation.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=2018564748 | ||||||
Subdomains
crm.cmdeducation.edu.vn |
Same first word
cmdeducation.edu.vn |
DNS History
5 records (5 active, 0 former)
●MXsmtp.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:38:48
●MXt3gl5zcfkaeahoyuyoohbcem4iusj3pvpdz7jsdckf6gxmm3dlxa.mx-verification.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:38:48
●A103.98.152.1452026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:38:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| cmdeducation.edu.vn | ns2.matbao.vn, ns1.matbao.vn | - |
✅ Authoritative Response
Server:103.110.128.60
NS records: ns2.matbao.vn, ns1.matbao.vn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2699ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.98.152.145 |
| NS | 2 | ns2.matbao.vn, ns1.matbao.vn |
| MX | 2 | t3gl5zcfkaeahoyuyoohbcem4iusj3pvpdz7jsdc, smtp.google.com (pri: 1) |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
Analysis
Hierarchy
The parent of crm.cmdeducation.edu.vn is cmdeducation.edu.vn.
IP Addresses
cmdeducation.edu.vn points to a single IP number: 103.98.152.145.
Name Servers
cmdeducation.edu.vn is delegated to two name servers: ns1.matbao.vn and ns2.matbao.vn.
cmdeducation.edu.vn uses the same name server setup as other domains, for instance gachxanh.vn, cskm.edu.vn, minlin.vn, vannghedatto.vn and ngoclamchau.vn.
cmdeducation.edu.vn shares name servers with other domains at least partially, for instance proeva.com.vn, quatangnhattruong.vn, dongxuyenport.com.vn, 16.4.78.112.in-addr.arpa and creativehunts.com.
These name servers are often used with ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn and ns4.matbao.vn.
Host names with two IP numbers:
The host ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60.
The host ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11.
Mail Servers
cmdeducation.edu.vn is handled by two mail servers: smtp.google.com and t3gl5zcfkaeahoyuyoohbcem4iusj3pvpdz7jsdckf6gxmm3dlxa.mx-verification.google.com.
cmdeducation.edu.vn shares some mail servers with other domains, including holidayparksguide.com, areajoho.jp, honda-ivi.com, chadhymas.com and melmarieskincare.com.
these mail servers are commonly used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Nine IP numbers for the host name smtp.google.com: 2607:f8b0:4023:c03::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1a, 2607:f8b0:4023:c0d::1b, 74.125.137.26, 74.125.137.27, 142.250.141.26, 142.251.2.26 and 142.251.2.27.