structongroup.com - robtex.com
structongroup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.223.75🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | structongroup.com ⭐ | ||||||
| A | 103.221.223.75🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | ns3.vinahost.vn | ||||||
| A | 125.212.217.199🇻🇳 VIETEL-AS-AP125.212.208.0/20 VIETTEL-VN | ||||||
| NS | ns4.vinahost.vn | ||||||
| A | 123.30.139.119🇻🇳 VDC123.30.138.0/23 VNPT | ||||||
| PTR | static.vnpt.vn | ||||||
| MX | mail.structongroup.com ⭐ | ||||||
| A | 14.161.50.201🇻🇳 VTN-114.161.48.0/21 VNPT-Net | ||||||
| PTR | mail.structongroup.com | ||||||
| TXT | v=spf1 a mx include:spf.vinahost.vn mx include:_spf.google.com ~all | ||||||
| SOA | structongroup.comit@structongroup.com 2026-04-28 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778305241 | ||||||
NS for
structongroup.com |
Subdomains
mail.structongroup.com |
Same first word
DNS History
7 records (5 active, 2 former)
○NS(root)2015-08-20 → 2017-10-28 · 4 obs
● 2017-10-28 08:14:04
○ 2026-03-02 06:37:24
○ 2026-05-09 06:02:24
●NSns3.vinahost.vn2026-03-02 → 2026-05-09 · 3 obs
● 2026-03-02 06:37:24
● 2026-05-09 06:02:24
●NSns4.vinahost.vn2026-03-02 → 2026-05-09 · 3 obs
● 2026-03-02 06:37:24
● 2026-05-09 06:02:24
●NSstructongroup.com2026-03-02 → 2026-05-09 · 3 obs
● 2026-03-02 06:37:24
● 2026-05-09 06:02:24
●MXmail.structongroup.com2015-08-20 → 2026-05-09 · 2 obs
● 2026-05-09 06:02:24
●A103.221.223.752026-03-02 → 2026-05-09 · 3 obs
● 2026-03-02 06:37:24
● 2026-05-09 06:02:24
○A203.113.174.1562015-08-20 → 2017-10-28 · 4 obs
● 2017-10-28 08:14:04
○ 2026-03-02 06:37:24
○ 2026-05-09 06:02:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| structongroup.com | ns3.vinahost.vn, ns4.vinahost.vn | - |
✅ Authoritative Response
Server:125.212.217.199
NS records: ns3.vinahost.vn, ns4.vinahost.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for structongroup.com (unsigned zone)
⏱️ Timing
Total: 1568ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.223.75 |
| NS | 2 | ns4.vinahost.vn, ns3.vinahost.vn |
| MX | 1 | mail.structongroup.com (pri: 0) |
| TXT | 1 | v=spf1 a mx include:spf.vinahost.vn mx i |
| SOA | 1 | structongroup.com it.structongroup.com |
Analysis
Hierarchy
structongroup.com is a parent of mail.structongroup.com.
Name Server Role
structongroup.com serves as a name server for structongroup.com.
Commonly, ns3.vinahost.vn and ns4.vinahost.vn act as name servers along with structongroup.com.
IP Addresses
structongroup.com points to a single IP address: 103.221.223.75.
Other host names such as toanphat.net.vn, naltaco.com.vn.vinaoffice.com.vn, test.mda.vn, fujimaster.com.vn and wgptjah.tieuhoctovinhdien.edu.vn share IP numbers with structongroup.com.
Name Servers
structongroup.com is delegated to three name servers: structongroup.com, ns3.vinahost.vn and ns4.vinahost.vn.
At least part of the name servers for structongroup.com are shared with other domains, for instance ifcvn.com.vn, jst-ud.vn, nguyenvantu260405.id.vn, hubktv.id.vn and nexusgroup.com.vn.
These name servers are commonly used alongside dns3.vina-host.com and dns4.vina-host.com.
Host names with a single IP:
structongroup.com points to: 103.221.223.75
ns3.vinahost.vn points to: 125.212.217.199
ns4.vinahost.vn points to: 123.30.139.119
Mail Servers
The mail server for structongroup.com is mail.structongroup.com.
structongroup.com shares the same mail server setup as other domains, for instance structongroup.com.sg.
Host mail.structongroup.com points to IP 14.161.50.201.