a2tools.vn - robtex.com
a2tools.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.138.88.114🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| 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 2025-12-18 #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=2030754386 | ||||||
Same first word
DNS History
3 records (3 active, 0 former)
●A103.138.88.1142026-04-27 → 2026-05-10 · 2 obs
● 2026-05-10 09:01:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| a2tools.vn | ns1.matbao.vn, ns2.matbao.vn | 2 records |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns1.matbao.vn, ns2.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a2tools.vn (unsigned zone)
⏱️ Timing
Total: 2120ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.138.88.114 |
| 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
IP Addresses
a2tools.vn resolves to one IP number: 103.138.88.114.
other host names including pharmedexpo.com, thietbimaytudonghoa.com, www.tanphuocthinh.com.vn, sotsoat.vn and tanphuocthinh.com.vn share IP numbers with a2tools.vn.
Name Servers
a2tools.vn is delegated to two name servers ns1.matbao.vn and ns2.matbao.vn.
a2tools.vn shares the same name server setup as other domains, for instance xukien.com, chaucaycanhhoangminh.vn, nhadepphutho.com.vn, superflower.com.vn and dichvu24gio.com.vn.
a2tools.vn at least partially shares name servers with other domains, for instance bravigo.vn, 106.4.78.112.in-addr.arpa, seovip.edu.vn, amun.vn and echcom.vn.
These name servers are commonly used with ns1.matbao.com, ns2.matbao.com and ns-bak.matbao.com.
Host names with two IP numbers:
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.