gtstech.com.vn - robtex.com
gtstech.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.221.66🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | ns1.zonedns.vn ⭐ | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 64.176.84.220🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix | ||||||
| PTR | ns1.zonedns.vn | ||||||
| NS | ns2.zonedns.vn | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 103.176.178.51🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN | ||||||
| NS | ns3.zonedns.vn | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.36.30🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| NS | ns4.zonedns.vn | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.39.159🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| MX | gtstech.com.vn ⭐ | ||||||
| A | 103.221.221.66🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| SOA | ns1.zonedns.vnroot@gtstech.com.vn 2023-09-18 #1 | ||||||
com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2022713248 | ||||||
MX for
gtstech.com.vn |
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
●NSns2.zonedns.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
●NSns3.zonedns.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
●NSns4.zonedns.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
●MXgtstech.com.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
●A103.221.221.662026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 07:51:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | b.dns-servers.vn, a.dns-servers.vn, d.dns-servers.vn, e.dns-servers.vn... | - |
| gtstech.com.vn | ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gtstech.com.vn (unsigned zone)
⏱️ Timing
Total: 2239ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.221.66 |
| NS | 4 | ns4.zonedns.vn, ns3.zonedns.vn... |
| MX | 1 | gtstech.com.vn (pri: 10) |
| SOA | 1 | ns1.zonedns.vn root.gtstech.com.vn |
Analysis
Hierarchy
gtstech.com.vn is a parent of www.gtstech.com.vn and mail.gtstech.com.vn.
Mail Server Role
gtstech.com.vn serves as the mail server for gtstech.com.vn.
IP Addresses
gtstech.com.vn points to a single IP number: 103.221.221.66.
Other host names, for instance com.chienchaudaquy.vn, apro.edu.vn, www.chienchaudaquy.vn, mail.chienchaudaquy.vn and vivudecor.vn share IP numbers with gtstech.com.vn.
Name Servers
gtstech.com.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
gtstech.com.vn at least partially shares name servers with other domains, for instance nlplagi.com, megatech.vn, hoabinhhospital.org.vn, kosi.vn and cochlear.com.vn.
These name servers are commonly used with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Hosts with two IPs:
ns1.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220
ns2.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51
ns3.zonedns.vn points to 2001:df1:3200::15 and 103.28.36.30
ns4.zonedns.vn points to 2001:df1:3200::15 and 103.28.39.159
Hosts pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn
Hosts pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn
Mail Servers
A single mail server handles gtstech.com.vn.
gtstech.com.vn points to a single IP: 103.221.221.66.