idotech.vn - robtex.com
idotech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.162.21.33🇻🇳 WEBICO-AS-VN103.162.21.0/24 DILINH-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 | idotech.vn ⭐ | ||||||
| A | 103.162.21.33🇻🇳 WEBICO-AS-VN103.162.21.0/24 DILINH-VN | ||||||
| TXT | google-site-verification=q0u5h3aiAhQ3-okdwV-BoXe6SbtEchtRPNGZbc5mUVU | ||||||
| SOA | ns1.zonedns.vnroot@idotech.vn 2026-04-05 #7 | ||||||
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=2030756090 | ||||||
MX for
idotech.vn |
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.zonedns.vn2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
●NSns2.zonedns.vn2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
●NSns3.zonedns.vn2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
●NSns4.zonedns.vn2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
●MXidotech.vn2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
●A103.162.21.332026-05-05 → 2026-05-10 · 2 obs
● 2026-05-10 20:17:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, d.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn... | 16 records |
| idotech.vn | ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:2001:df1:3200::15
NS records: ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for idotech.vn (unsigned zone)
⏱️ Timing
Total: 4772ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.162.21.33 |
| NS | 4 | ns2.zonedns.vn, ns3.zonedns.vn... |
| MX | 1 | idotech.vn (pri: 10) |
| TXT | 1 | google-site-verification=q0u5h3aiAhQ3-ok |
| SOA | 1 | ns1.zonedns.vn root.idotech.vn |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)
Analysis
Hierarchy
idotech.vn is a parent of edutest.idotech.vn, dify.idotech.vn and api.idotech.vn.
Mail Server Role
The mail server for idotech.vn is idotech.vn.
IP Addresses
idotech.vn maps to IP address 103.162.21.33.
Other host names, for instance taocvonline.com, lamos.vn, tailieumau.com, api.idotech.vn and happywork.com.vn share IP numbers with idotech.vn.
Name Servers
idotech.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
idotech.vn at least partially shares name servers with other domains such as bang.name.vn, phuongmaiseafood.com, toyotasonglam.com.vn, toplist.vn and cdmassage.net.
These name servers are commonly used with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Host names with two IP numbers:
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.
Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Names pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn.
Mail Servers
One mail server serves idotech.vn.
idotech.vn points to one IP number: 103.162.21.33.