htdoor.vn - robtex.com
htdoor.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.56.160.25🇻🇳 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 | ||||||
| MX | mx.inet.vn ⭐ | ||||||
| A | 103.72.96.6🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in.onemail.vn | ||||||
| A | 103.72.96.8🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in01.onemail.vn | ||||||
| A | 103.72.96.9🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in02.onemail.vn | ||||||
| A | 103.216.116.158🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mailgw.inet.vn | ||||||
| TXT | v=spf1 a mx include:_spf.inet.vn ~all | ||||||
| SOA | ns-master.inet.vnpostmaster@inet.vn 2015-07-28 #0 | ||||||
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=2030748248 | ||||||
Subdomains
www.htdoor.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-master.inet.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 13:51:58
●A103.56.160.252026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 13:51:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | b.dns-servers.vn, a.dns-servers.vn, d.dns-servers.vn, h.dns-servers.vn... | - |
| htdoor.vn | ns2.inet.vn, ns1.inet.vn | 2 records |
✅ Authoritative Response
Server:202.92.4.253
NS records: ns2.inet.vn, ns1.inet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htdoor.vn (unsigned zone)
⏱️ Timing
Total: 4457ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.56.160.25 |
| NS | 2 | ns1.inet.vn, ns2.inet.vn |
| MX | 1 | mx.inet.vn (pri: 5) |
| TXT | 1 | v=spf1 a mx include:_spf.inet.vn ~all |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.inet.vn, ns2.inet.vn)
Analysis
Hierarchy
htdoor.vn is the parent of www.htdoor.vn.
IP Addresses
htdoor.vn resolves to one IP number: 103.56.160.25.
other host names including m10dedoxiruju.a16group.io.vn, m10monstens.a16group.io.vn, edu.vn.happylee.vn, www.tuyensinh2023.uwebristol.edu.vn and stawgwww.bacsongcam.duy4.name.vn share IP numbers with htdoor.vn.
Name Servers
htdoor.vn is delegated to three name servers ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.
htdoor.vn at least partially shares name servers with other domains, for instance cloudsever.io.vn, doxevip.com, textpro.vn, trongrangimplantgiatot.vn and mrex.vn.
these name servers are commonly used alongside ns3.inet.vn.
Hosts with two IP numbers:
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.
Hosts with one IP number:
ns-master.inet.vn points to: 202.92.4.8.
Mail Servers
htdoor.vn is handled by a single mail server, mx.inet.vn.
htdoor.vn shares the same mail server setup as other domains, for instance congnghexanh.edu.vn, mzb.vn, gdtc.com.vn, pethealth.com.vn and dangviet.com.vn.
htdoor.vn shares some mail servers with other domains, at least partially, for instance diamondteam.vn, bitechcom.vn, nguyentanphat.id.vn, nhathuocngocanh.com and ecolight.com.vn.
The host name mx.inet.vn resolves to four IP numbers: 103.72.96.6, 103.72.96.8, 103.72.96.9 and 103.216.116.158.