ctec.org.vn - robtex.com
ctec.org.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.56.160.38🇻🇳 VNPT-AS-VN103.56.160.0/22 INETSOFT-VN | ||||||
| NS | ns-master.inet.vn ⭐ | ||||||
| A | 202.92.4.8🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns1.inet.vn | ||||||
| A | 2001:df7:ce00:1::7🇻🇳 VNPT-AS-VN2001:df7:ce00::/48 INETSOFT-VN Inet software one member company limited | ||||||
| A | 202.92.4.25🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns2.inet.vn | ||||||
| A | 2401:5f80:2001:4::30🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN | ||||||
| A | 210.211.99.38🇻🇳 VTDC-AS-VN210.211.99.0/24 Proxy-registered route object | ||||||
| NS | ns3.inet.vn ⚠️ Not in zone NS records | ||||||
| A | 2401:5f80:4001:4::14🇻🇳 VTDC-AS-VN2401:5f80:4000::/36 VTDC-VN | ||||||
| A | 203.113.174.42🇻🇳 VTDC-AS-VN203.113.174.0/23 VIETTEL-VN | ||||||
| SOA | ns-master.inet.vnpostmaster@inet.vn 2015-07-28 #0 | ||||||
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=2017789966 | ||||||
Subdomains
autodiscover.ctec.org.vn |
m.ctec.org.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-master.inet.vn2026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 04:56:06
●A103.56.160.382026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 04:56:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, g.dns-servers.vn, d.dns-servers.vn, h.dns-servers.vn... | - |
| ctec.org.vn | ns1.inet.vn, ns2.inet.vn, ns3.inet.vn | - |
✅ Authoritative Response
Server:203.113.174.42
NS records: ns1.inet.vn, ns2.inet.vn, ns3.inet.vn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ctec.org.vn: Error: DNS query timeout: 203.119.68.105 for DS ctec.org.vn
⏱️ Timing
Total: 4944ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.56.160.38 |
| NS | 2 | ns1.inet.vn, ns2.inet.vn |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
Analysis
Hierarchy
ctec.org.vn is a parent of autodiscover.ctec.org.vn and m.ctec.org.vn.
IP Addresses
ctec.org.vn points to a single IP address: 103.56.160.38.
Other host names such as dealindochinavacation.com, m.ctec.org.vn, prg.com.vn, tourtranle.vn and www.ibpd.com.vn share IP numbers with ctec.org.vn.
Name Servers
ctec.org.vn is delegated to four name servers: ns-master.inet.vn, ns1.inet.vn, ns2.inet.vn and ns3.inet.vn.
At least part of the name servers for ctec.org.vn are shared with other domains, for instance nangmuidep.vn, xnkhongphuc.com, chungculongbien.com.vn, oriagency.vn and bnis.vn.
Two IP numbers per host:
ns1.inet.vn points to 2001:df7:ce00:1::7 and 202.92.4.25.
ns2.inet.vn points to 2401:5f80:2001:4::30 and 210.211.99.38.
ns3.inet.vn points to 2401:5f80:4001:4::14 and 203.113.174.42.
One IP number per host:
ns-master.inet.vn points to 202.92.4.8.