cssk.vn - robtex.com
cssk.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.221.50🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | ns1.matbao.com ⭐ ⚠️ Not in parent delegation | ||||||
| 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 | ns1.matbao.vn ⚠️ Not in zone NS records | ||||||
| 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 | ns2.matbao.com ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
| NS | ns2.matbao.vn ⚠️ Not in zone NS records | ||||||
| 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 | mail.cssk.vn ⭐ | ||||||
| TXT | v=spf1 mx include:103.221.221.50 -all | ||||||
| SOA | ns1.matbao.comadmin@matbao.com 2025-04-19 #8 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030753578 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:15:48
●NSns2.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:15:48
●MXmail.cssk.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:15:48
●A103.221.221.502026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:15:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| cssk.vn | ns2.matbao.vn, ns1.matbao.vn | 2 records |
✅ Authoritative Response
Server:13.250.228.99
NS records: ns2.matbao.vn, ns1.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cssk.vn (unsigned zone)
⏱️ Timing
Total: 3219ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.221.50 |
| NS | 2 | ns1.matbao.com, ns2.matbao.com |
| MX | 1 | mail.cssk.vn (pri: 10) |
| TXT | 1 | v=spf1 mx include:103.221.221.50 -all |
| SOA | 1 | ns1.matbao.com admin.matbao.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)
Analysis
Hierarchy
cssk.vn is parent of www.cssk.vn and mail.cssk.vn.
IP Addresses
cssk.vn points to a single IP: 103.221.221.50.
Other host names, for instance fairyschool.vn, ukmart.vn, guru.vn, vn.benhvienhoabinh.vn and mail.topgen.com.vn share IP numbers with cssk.vn.
Name Servers
cssk.vn is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
cssk.vn at least partially shares its name servers with other domains, for instance store-official.xyz, baochau.net, s9e.com.vn, openstem.vn and nghiasaigonshop.vn.
These name servers are often used together with the name servers ns-bak.matbao.com.
Hostnames with two IPs:
The host name ns1.matbao.com points to: 13.250.228.99 and 103.110.128.60
The host name ns2.matbao.com points to: 35.198.203.127 and 103.138.89.11
The host name ns1.matbao.vn points to: 13.250.228.99 and 103.110.128.60
The host name ns2.matbao.vn points to: 35.198.203.127 and 103.138.89.11
Hostnames that point to 13.250.228.99 : ns1.matbao.com and ns1.matbao.vn
Hostnames that point to 103.110.128.60 : ns1.matbao.com and ns1.matbao.vn
Hostnames that point to 35.198.203.127 : ns2.matbao.com and ns2.matbao.vn
Hostnames that point to 103.138.89.11 : ns2.matbao.com and ns2.matbao.vn