nca.org.vn - robtex.com
nca.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=2017789944 | ||||||
Subdomains
vpn.nca.org.vn |
55a4679a-2b99-4a0a-83db-714231184597.nca.org.vn |
sukien.nca.org.vn |
survey.nca.org.vn |
smtp.nca.org.vn |
surveyapi.nca.org.vn |
a13c1a36-ffda-4e5d-bfa2-c349c6f5e95a.nca.org.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdnssec1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:02
●NSdnssec2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:02
●NSdnssecbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:02
●MXnca-org-vn.mail.protection.outlook.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:02
●A42.96.60.2512026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| nca.org.vn | dnssec2.pavietnam.vn, dnssecbak.pavietnam.net, dnssec1.pavietnam.vn | - |
✅ Authoritative Response
Server:222.255.121.214
NS records: dnssec2.pavietnam.vn, dnssecbak.pavietnam.net, dnssec1.pavietnam.vn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 4455ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 42.96.60.251 |
| NS | 3 | dnssecbak.pavietnam.net, dnssec1.pavietnam.vn... |
| MX | 1 | nca-org-vn.mail.protection.outlook.com ( |
| TXT | 6 | _hvdizatvkx5jtc9z4d2sgdnqzop8367, _akooj4a6uq9laslbg1lj4a2kj7zjon8... |
| SOA | 1 | dnssec1.pavietnam.vn hostmaster.nca.org. |
Analysis
Hierarchy
nca.org.vn is the parent of vpn.nca.org.vn, 55a4679a-2b99-4a0a-83db-714231184597.nca.org.vn, sukien.nca.org.vn, survey.nca.org.vn, smtp.nca.org.vn and several other host names.
IP Addresses
nca.org.vn points to a single IP: 42.96.60.251.
Other host names such as 55a4679a-2b99-4a0a-83db-714231184597.nca.org.vn, smtp.nca.org.vn, a13c1a36-ffda-4e5d-bfa2-c349c6f5e95a.nca.org.vn and vpn.nca.org.vn share IP numbers with nca.org.vn.
Name Servers
nca.org.vn is delegated to three name servers: dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn.
nca.org.vn at least partially shares its name servers with other domains, for instance baobiminhan.com.vn, thienlochome.com, atsi.com.vn, shopphutung.vn and ecoretreatbenluc.vn.
These name servers are commonly used with nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
Host names with two IP numbers:
dnssecbak.pavietnam.net points to: 2406:9c80::9000:d203 and 203.162.78.50.
dnssec1.pavietnam.vn points to: 2406:9c80::9000:202 and 112.213.82.186.
dnssec2.pavietnam.vn points to: 2406:9c80::9000:d202 and 222.255.121.214.
Mail Servers
nca.org.vn is served by a single mail server, nca-org-vn.mail.protection.outlook.com.
The host name nca-org-vn.mail.protection.outlook.com resolves to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.