o-a.vn - robtex.com
o-a.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.92.7.99🇻🇳 VNPT-AS-VN202.92.7.99/32 | ||||||
| PTR | nethost-6111.inet.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 | google-site-verification=UGH_rFlbjOpq_0-Ds-5V5_kytSr0WLKcj69eKpdkCRA | ||||||
| TXT | v=spf1 a mx ip4:103.57.223.1 ip4:125.212.192.42 ip4:103.57.223.50 ~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=2030754162 | ||||||
Subdomains
Same first word
o-a.su |
o-a.online |
o-a.eu |
o-a.us |
o-a.gmbh |
o-a.pl |
o-a.dk |
o-a.app |
o-a.ro |
o-a.cz |
o-a.de |
o-a.workers.dev |
o-a.co.uk |
o-a.net |
o-a.fr |
o-a.info |
o-a.vn |
o-a.co.il |
o-a.nl |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-master.inet.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 06:24:14
●A202.92.7.992026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 06:24:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| o-a.vn | ns1.inet.vn, ns2.inet.vn | 2 records |
✅ Authoritative Response
Server:202.92.4.253
NS records: ns1.inet.vn, ns2.inet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o-a.vn (unsigned zone)
⏱️ Timing
Total: 3963ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.92.7.99 |
| NS | 2 | ns2.inet.vn, ns1.inet.vn |
| MX | 1 | mx.inet.vn (pri: 10) |
| TXT | 2 | google-site-verification=UGH_rFlbjOpq_0-, v=spf1 a mx ip4:103.57.223.1 ip4:125.212 |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.inet.vn, ns1.inet.vn)
Analysis
Hierarchy
o-a.vn is a parent of www.o-a.vn and admin.o-a.vn.
IP Addresses
o-a.vn points to a single IP address: 202.92.7.99.
Other host names such as www.basonbep.vn, cpanel.biz-connect.com.vn, landcenter.vn, hotrotamlinh.com and hotrothuctap.com share IP numbers with o-a.vn.
Name Servers
o-a.vn is delegated to three name servers: ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.
At least part of the name servers for o-a.vn are shared with other domains, for instance hoangthienkim.vn, mmoforall.info, nhantamdigital.com, raovat3s.com and thuexemaygiare.net.
These name servers are commonly used alongside the name servers ns3.inet.vn.
Host names 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
Host names with one IP number:
ns-master.inet.vn points to: 202.92.4.8
Mail Servers
The mail server for o-a.vn is mx.inet.vn.
o-a.vn uses the same mail server setup as other domains, for instance riyang.com.vn, mailer-server.inet.name.vn, mikant.vn, topreview.vn and masterkorean.vn.
o-a.vn shares at least some mail servers with other domains, for example dogovanhue.com, 7golf.vn, hanoiweb.com.vn, ttltax.com and vietphatautomation.com.
These mail servers are commonly used alongside mx1.onemail.vn, mx2.onemail.vn and mx3.onemail.vn.
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.