htvn.vn - robtex.com
htvn.vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 103.75.187.23🇻🇳 VNPT-AS-VN103.75.184.0/22 Inet software one member company limited INETSOFT-VN | ||||||
| NS | dnssec1.pavietnam.vn ⭐ | ||||||
| A | 2406:9c80::9000:202🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 112.213.82.186🇻🇳 SUPERDATA112.213.82.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | dnssec1.dotvndns.vn | ||||||
| NS | dnssec2.pavietnam.vn | ||||||
| A | 2406:9c80::9000:d202🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 222.255.121.214🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | dnssec2.dotvndns.vn | ||||||
| NS | dnssecbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:d203🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 203.162.78.50🇻🇳 VDC203.162.78.0/24 VNPT | ||||||
| PTR | ci78-50.netnam.vn | ||||||
| SOA | dnssec1.pavietnam.vnhostmaster@htvn.vn 2026-04-01 #1 | ||||||
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=2030752027 | ||||||
Subdomains
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdnssec1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 17:03:40
●NSdnssec2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 17:03:40
●NSdnssecbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 17:03:40
●A103.75.187.232026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 17:03:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| htvn.vn | dnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net | - |
✅ Authoritative Response
Server:203.162.78.50
NS records: dnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.75.187.23 |
| NS | 3 | dnssec1.pavietnam.vn, dnssecbak.pavietnam.net... |
| SOA | 1 | dnssec1.pavietnam.vn hostmaster.htvn.vn |
Analysis
Hierarchy
htvn.vn is the parent of checkin.htvn.vn and www.htvn.vn.
IP Addresses
htvn.vn points to an IP address: 103.75.187.23.
other host names include webmail.caodanghanoi.edu.vn, mutngon.com, doca.com.vn, mlilyvn.vn and activities.capdienhanquoc.vn; they share IP numbers with htvn.vn.
Name Servers
htvn.vn is delegated to three name servers dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn.
htvn.vn at least partially shares name servers with other domains, for instance forco.com.vn, moigioichuyennghiep.com.vn, one-care.vn, hoinhikhoavietnam.org.vn and canaryacademy.vn.
These name servers are commonly used with nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn, dnssecbak.dotvndns.com, dnssec1.dotvndns.vn and dnssec2.dotvndns.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.