cbkd.com.vn - robtex.com
cbkd.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.matbao.vn ⭐ | ||||||
| A | 13.250.228.99🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 103.110.128.60🇻🇳 AXYS-VN103.110.128.0/23 | ||||||
| NS | ns-bak.matbao.com ⚠️ Not in parent delegation | ||||||
| A | 35.198.246.158🇸🇬 Google35.198.240.0/20 | ||||||
| PTR | 158.246.198.35.bc.googleusercontent.com | ||||||
| NS | ns2.matbao.vn | ||||||
| A | 35.198.203.127🇸🇬 Google35.198.192.0/20 | ||||||
| PTR | 127.203.198.35.bc.googleusercontent.com | ||||||
| A | 103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| MX | mx.inet.vn ⭐ | ||||||
| A | 103.72.96.6🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in.onemail.vn | ||||||
| A | 103.72.96.8🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in01.onemail.vn | ||||||
| A | 103.72.96.9🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in02.onemail.vn | ||||||
| A | 103.216.116.158🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mailgw.inet.vn | ||||||
| TXT | v=spf1 a mx include:_spf.inet.vn ~all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2023-08-15 #14 | ||||||
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=2022839480 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns-bak.matbao.com2017-03-27 → 2026-08-07 · 2 obs
● 2026-08-07 04:41:54
○MXmail.cbkd.com.vn2017-03-27 → 2017-03-27 · 3 obs
○ 2026-06-27 02:31:10
○ 2026-08-07 04:41:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| cbkd.com.vn | ns2.matbao.vn, ns1.matbao.vn | - |
✅ Authoritative Response
Server:103.110.128.60
NS records: ns2.matbao.vn, ns1.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbkd.com.vn (unsigned zone)
⏱️ Timing
Total: 2726ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns2.matbao.vn, ns1.matbao.vn... |
| MX | 1 | mx.inet.vn (pri: 5) |
| TXT | 1 | v=spf1 a mx include:_spf.inet.vn ~all |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
Hierarchy
mail.cbkd.com.vn and webmail.cbkd.com.vn are both subdomains of cbkd.com.vn.
Name Servers
cbkd.com.vn carries NS records delegating to ns-bak.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
The name servers of cbkd.com.vn overlap at least partially with those of other domains — among them banhpiasoctrang.vn, outeref.edu.vn, tomasys.vn and two more.
It is common to find these name servers alongside the name servers ns1.matbao.com, ns2.matbao.com, ns3.matbao.vn and two others.
Hostnames that resolve to two IP addresses:
ns1.matbao.vn resolves to two addresses: 13.250.228.99 and 103.110.128.60.
ns2.matbao.vn resolves to two addresses: 35.198.203.127 and 103.138.89.11.
Hosts with just one IP address:
The hostname ns-bak.matbao.com resolves to 35.198.246.158.
Mail Servers
Mail for cbkd.com.vn is handled by a single mail server, mx.inet.vn.
cbkd.com.vn uses an identical mail server configuration to several other domains — among them vietmytour.com, datvinh.net, bienhoagear.com and two more.
cbkd.com.vn has at least partial mail server overlap with other domains such as nhathuocngocanh.com, ecolight.com.vn, ingvina.com and two more.
The mail servers mx1.onemail.vn, mx2.onemail.vn and mx3.onemail.vn are commonly used alongside these mail servers.
mx.inet.vn has four IP addresses: 103.72.96.6, 103.72.96.8, 103.72.96.9 and 103.216.116.158.