tcsd.vn - robtex.com
tcsd.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=2030757436 | ||||||
Subdomains
Same first word
tcsd.fr |
tcsd.info |
tcsd.us |
tcsd.go.th |
tcsd.ca |
tcsd.com |
tcsd.at |
tcsd.de |
tcsd.ru |
tcsd.k12.ca.us |
tcsd.net |
tcsd.vn |
tcsd.live |
tcsd.in.th |
tcsd.nl |
tcsd.k12.ms.us |
tcsd.org |
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 04:10:56
●NSns2.pavietnam.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 04:10:56
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 04:10:56
●MXmail.tcsd.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 04:10:56
●A116.118.50.1042026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 04:10:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| tcsd.vn | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcsd.vn (unsigned zone)
⏱️ Timing
Total: 2182ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.118.50.104 |
| NS | 3 | ns2.pavietnam.vn, ns1.pavietnam.vn... |
| MX | 4 | mx3.zoho.com (pri: 50), mail.tcsd.vn (pri: 10)... |
| TXT | 2 | zoho-verification=zb51952638.zmverify.zo, v=spf1 a mx ~all |
| SOA | 1 | nsbak.pavietnam.net hostmaster.tcsd.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
Hierarchy
tcsd.vn is a parent of www.tcsd.vn and mail.tcsd.vn.
IP Addresses
tcsd.vn resolves to one IP number: 116.118.50.104.
Other host names, for instance maynenkhitietkiemdien.vn, ai-smart-factory.com, biisaka.vn, mail.lvnam.com and lvnam.com share IP numbers with tcsd.vn.
Name Servers
tcsd.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
tcsd.vn at least partially shares name servers with other domains, including faw.com.vn, hocviendaotaokynang.edu.vn, tripleehotel.com, pitco.com.vn and suaquanao.info.
these name servers are commonly used alongside the name servers ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, dnsbak.pavietnam.vn and nsbak.pavietnam.vn.
Host names with two IP numbers:
nsbak.pavietnam.net: 2406:9c80::9000:302 and 112.213.89.22
ns1.pavietnam.vn: 2406:9c80::66 and 112.213.89.3
ns2.pavietnam.vn: 2406:9c80::9000:111 and 222.255.121.247
Mail Servers
tcsd.vn is handled by four mail servers: mx2.zoho.com, mx3.zoho.com, mx.zoho.com and mail.tcsd.vn.
tcsd.vn shares at least some mail servers with other domains, for example harrisijentourandtravel.com, yax.com.br, acuariovalparaiso.cl, bulknaturalswholesale.com and widesttech.com.
Host names with two IP numbers: mx.zoho.com points to 136.143.191.44 and 204.141.33.44.
Host names with one IP number: mx2.zoho.com points to 204.141.33.44; mx3.zoho.com points to 136.143.191.44; mail.tcsd.vn points to 103.56.161.36.
Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.
Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.