drfocus.vn - robtex.com
drfocus.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.245.8.133🇻🇳 FPT-AS-AP210.245.8.0/21 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| 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 | 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 | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2025-11-03 #2 | ||||||
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=2030753771 | ||||||
Subdomains
www.drfocus.vn |
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A210.245.8.1332026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:13:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| drfocus.vn | ns2.matbao.vn, ns1.matbao.vn | 2 records |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns2.matbao.vn, ns1.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for drfocus.vn (unsigned zone)
⏱️ Timing
Total: 1366ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.245.8.133 |
| NS | 2 | ns1.matbao.vn, ns2.matbao.vn |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)
Analysis
Hierarchy
The parent of www.drfocus.vn is drfocus.vn.
IP Addresses
drfocus.vn points to IP number: 210.245.8.133.
Other host names such as a.bb.ccc.dddd.caythuocquy.org.vn, aland.com.vn, combi.com.vn, www.tuibagang.vn and champs.com.vn share IPs with drfocus.vn.
Name Servers
drfocus.vn is delegated to two name servers: ns1.matbao.vn and ns2.matbao.vn.
drfocus.vn shares the same name server setup as bookve.com.vn, capycompany.vn, vanhung.com.vn, chonglaohoa.vn and phusanngocbinhan.vn.
drfocus.vn at least partially shares name servers with other domains, for instance emacademy.edu.vn, vietanhschool.edu.vn, vabc.com.vn, mapclub.vn and travelservice.vn.
These name servers are commonly used with ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn, ns4.matbao.vn, ns1.digipowerdns.com, ns2.digipowerdns.com, ns3.digipowerdns.com and ns4.digipowerdns.com.
Host names with two IP numbers: ns1.matbao.vn points to: 13.250.228.99 and 103.110.128.60; ns2.matbao.vn points to: 35.198.203.127 and 103.138.89.11.