qac.com.vn - robtex.com
qac.com.vn
com.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=2022708562 | ||||||
Subdomains
webdisk.qac.com.vn |
www.qac.com.vn |
458987df-3d4d-40b8-a7fe-0b6f4c466417.qac.com.vn |
cpcontacts.qac.com.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.qac.com.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 21:58:22
●A103.18.6.382026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 21:58:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | b.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn, d.dns-servers.vn... | - |
| qac.com.vn | ns-b1.tenten.vn, ns-b3.tenten.vn, ns-b2.tenten.vn | - |
✅ Authoritative Response
Server:137.59.104.68
NS records: ns-b1.tenten.vn, ns-b3.tenten.vn, ns-b2.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qac.com.vn (unsigned zone)
⏱️ Timing
Total: 2214ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.18.6.38 |
| NS | 3 | ns-b1.tenten.vn, ns-b2.tenten.vn... |
| MX | 1 | mail.qac.com.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:103.18.6.38~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
qac.com.vn is a parent of webdisk.qac.com.vn, www.qac.com.vn, 458987df-3d4d-40b8-a7fe-0b6f4c466417.qac.com.vn and cpcontacts.qac.com.vn.
IP Addresses
qac.com.vn points to a single IP: 103.18.6.38.
Other host names, for instance webdisk.vuonnho.vn, bb.ccc.dddd.tuyensinh.dna.edu.vn, mail.anhsao.vn, pghylwww.tuyensinhtrungcap.dna.edu.vn and what.website.tuyendieuduong.dna.edu.vn share IP numbers with qac.com.vn.
Name Servers
qac.com.vn is delegated to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
qac.com.vn partially shares name servers with other domains; examples include thietbisanvuon.vn, tuanphoma.com.vn, shopcloud.vn, xn--taxinhntrch365-btd1099i.com.vn and gideli.vn.
Host names with two IP numbers:
ns-b1.tenten.vn points to 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67.
ns-b2.tenten.vn points to 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68.
ns-b3.tenten.vn points to 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21.
Mail Servers
qac.com.vn is handled by a single mail server, mail.qac.com.vn.
mail.qac.com.vn points to a single IP: 103.18.6.38.