itech.org.vn - robtex.com
itech.org.vn
org.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=2017791175 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.dotvndns.vn2026-05-22 → 2026-07-04 · 2 obs
● 2026-07-04 18:53:34
●NSns1.pavietnam.vn2026-05-22 → 2026-07-04 · 2 obs
● 2026-07-04 18:53:34
●NSns2.dotvndns.vn2026-05-22 → 2026-07-04 · 2 obs
● 2026-07-04 18:53:34
●NSnsbak.dotvndns.com2026-05-22 → 2026-07-04 · 2 obs
● 2026-07-04 18:53:34
●A103.28.36.1892026-05-22 → 2026-07-04 · 2 obs
● 2026-07-04 18:53:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| itech.org.vn | nsbak.dotvndns.com, ns2.dotvndns.vn, ns1.dotvndns.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: nsbak.dotvndns.com, ns2.dotvndns.vn, ns1.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itech.org.vn (unsigned zone)
⏱️ Timing
Total: 2186ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.28.36.189 |
| NS | 3 | ns1.dotvndns.vn, ns2.dotvndns.vn... |
| MX | 3 | mx3.zoho.com (pri: 30), mx.zoho.com (pri: 10)... |
| TXT | 2 | v=spf1include:zoho.com~all, zoho-verification=zb14964631.zmverify.zo |
| SOA | 1 | ns1.pavietnam.vn hostmaster.itech.org.vn |
Analysis
Hierarchy
itech.org.vn is the parent domain of www.itech.org.vn and mail.itech.org.vn.
IP Addresses
itech.org.vn points to a single IP number: 103.28.36.189.
Additional host names — www.sidekick.ai.vn, vicqrdemo1.qag.com.vn, hatmamnho.com and two others — share IP numbers with itech.org.vn.
Name Servers
itech.org.vn has four authoritative name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.
itech.org.vn partially shares its NS delegation with several other domains, including ihrs.vn, welding.vn, okamuragroup.com and two others.
These name servers are frequently paired with the name servers ns2.pavietnam.vn, nsbak.pavietnam.net, ns3.dotvndns.vn and two others.
Host names with two IP numbers:
nsbak.dotvndns.com maps to two IP addresses — 112.213.89.22 and 2406:9c80::9000:302.
ns1.pavietnam.vn maps to two IP addresses — 112.213.89.3 and 2406:9c80::66.
Host names pointing to a single IP address:
ns1.dotvndns.vn points to the IP address 112.213.89.3.
ns2.dotvndns.vn points to the IP address 222.255.121.247.
These two host names — ns1.pavietnam.vn and ns1.dotvndns.vn — each point to 112.213.89.3 IP addresses.
Mail Servers
itech.org.vn uses three mail servers — mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
itech.org.vn shares mail servers — at least in part — with other domains, including tailorsco.com, thepowerbarn.com, emailtester.org and two others.
mx2.zoho.com resolves to 204.141.33.44. Notably, mx3.zoho.com and mx.zoho.com share the same IP address, 204.141.43.44.
These two host names — mx3.zoho.com and mx.zoho.com — each point to 204.141.43.44 IP addresses.