concon.vn - robtex.com
concon.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.200.22.211🇻🇳 VNPT-AS-VN103.200.22.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA 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 | ||||||
| MX | mail.concon.vn ⭐ | ||||||
| A | 103.15.48.5🇻🇳 ODS-AS-VN103.15.48.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | pro18.emailserver.vn | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2025-09-23 #3 | ||||||
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 2031-04-16 #61 | ||||||
Subdomains
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXmail.concon.vn2026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 04:11:48
●A103.200.22.2112026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 04:11:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| concon.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 concon.vn (unsigned zone)
⏱️ Timing
Total: 1740ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.200.22.211 |
| NS | 2 | ns2.matbao.vn, ns1.matbao.vn |
| MX | 1 | mail.concon.vn (pri: 10) |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
📌 Glue Records Collected
Total: 18
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)
Analysis
Hierarchy
concon.vn has four subdomains: saokim.concon.vn, mail.concon.vn, unwapi.concon.vn and uniewash.concon.vn.
IP Addresses
concon.vn has exactly one IP address — 103.200.22.211.
Host names such as unwapi.concon.vn, uniewash.concon.vn and saokim.concon.vn share their IP numbers with concon.vn.
Name Servers
The NS records for concon.vn delegate to ns1.matbao.vn and ns2.matbao.vn.
The name server configuration of concon.vn is shared with other domains, for instance taxichaudoc.com.vn, 9life.com.vn, muaodau.vn and two others.
There is at least partial name server overlap between concon.vn and other domains — wef.org.vn, airsense.vn, 116.2.78.112.in-addr.arpa and two more among them.
The name servers ns1.matbao.com, ns2.matbao.com and ns-bak.matbao.com are often found in combination with these name servers.
ns1.matbao.vn resolves to 13.250.228.99 and 103.110.128.60. Likewise, ns2.matbao.vn resolves to 35.198.203.127 and 103.138.89.11 — two IP addresses apiece.
Mail Servers
concon.vn uses one mail server — mail.concon.vn.
mail.concon.vn resolves to 103.15.48.5 and no other IP number.