codehay.vn - dns.ninja
codehay.vn
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=2030868849 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXmail.codehay.vn2026-05-01 → 2026-06-09 · 2 obs
● 2026-06-09 16:46:16
○A103.221.221.872026-05-01 → 2026-05-09 · 4 obs
● 2026-05-09 12:32:52
○ 2026-05-11 00:56:20
○ 2026-06-09 16:46:16
●A103.77.242.242026-05-11 → 2026-06-09 · 3 obs
● 2026-05-11 00:56:20
● 2026-06-09 16:46:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| codehay.vn | ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn | - |
✅ Authoritative Response
Server:163.44.207.21
NS records: ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codehay.vn (unsigned zone)
⏱️ Timing
Total: 2011ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.77.242.24 |
| NS | 3 | ns-b2.tenten.vn, ns-b1.tenten.vn... |
| MX | 1 | mail.codehay.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:103.77.242.24~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
mail.codehay.vn and www.codehay.vn are both subdomains of codehay.vn.
IP Addresses
codehay.vn resolves to one IP address: 103.77.242.24.
Among the host names that share IP numbers with codehay.vn is mail.codehay.vn, as one example.
Name Servers
codehay.vn is served by three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
codehay.vn partially shares its NS delegation with several other domains, including stim.com.vn, xaydungnhatrongoi.vn, nhadatngon.vn and two others.
These name servers often co-occur with the name servers ns-a1.tenten.vn.
The hostnames ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn each direct to two IP addresses — ns-b1.tenten.vn to 137.59.104.67 and 2404:f080:1101:321:a150:95:110:1230, ns-b2.tenten.vn to 137.59.104.68 and 2404:f080:1101:321:a150:95:110:1231, and ns-b3.tenten.vn to 163.44.207.21 and 2404:f080:1101:321:a150:95:110:1232.
Mail Servers
Mail for codehay.vn is handled by a single mail server, mail.codehay.vn.
mail.codehay.vn resolves to 103.77.242.24 and no other IP number.