dotech.vn - robtex.com
dotech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2404:c6c0::68🇻🇳 VNPT-AS-VN2404:c6c0::/48 VNPT-NET | ||||||
| A | 103.138.88.68🇻🇳 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 | 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 | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com include:spf.mailrelay.cn ~all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2025-04-08 #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 serial=2030751891 | ||||||
Subdomains
www.dotech.vn |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns-bak.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:21:36
●A103.138.88.682026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:21:36
●A2404:c6c0::682026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:21:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| dotech.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 dotech.vn (unsigned zone)
⏱️ Timing
Total: 4366ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.138.88.68 |
| AAAA | 1 | 2404:c6c0::68 |
| NS | 3 | ns2.matbao.vn, ns-bak.matbao.com... |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com include:s |
| 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
dotech.vn is parent of www.dotech.vn.
IP Addresses
dotech.vn points to two IP numbers: 2404:c6c0::68 and 103.138.88.68.
Other host names, for instance www.vinadi.vn, suathietbithinghiem.com.vn, baobinamviet.com, gpsolutions.vn and khobau.com.vn share IP numbers with dotech.vn.
Name Servers
dotech.vn is delegated to three name servers: ns-bak.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
dotech.vn at least partially shares its name servers with other domains, for instance 2ws.com.vn, trinhhoangtien.vn, maymacthaituan.com, thanhdatmobile.vn and cangvuhanghaihatinh.gov.vn.
these name servers are commonly used together with ns1.matbao.com, ns2.matbao.com, ns3.matbao.vn and ns4.matbao.vn.
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.
Host names with one IP number: The host name ns-bak.matbao.com points to 35.198.246.158.
Mail Servers
Two mail servers mxbiz1.qq.com and mxbiz2.qq.com handle dotech.vn.
dotech.vn uses the same mail server setup as other domains such as cdyee.com, hzglass.com, cjn.cn, meterk.com and bigmk.ph.
dotech.vn shares mail servers with other domains at least in part, for instance yicang.com, signal-ic.com and aoox.cn.