techsource.com.vn - dns.ninja
techsource.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=2022763408 | ||||||
Same first word
Similar names
techcourse.ru |
techcourse.co.kr |
securotech.net |
sourcetech.com |
techsecuro.com |
sourcetech.co.uk |
coreustech.com |
techcourse.org |
coursetech.co |
securotech.com |
sourcetech.xyz |
sourcetech.se |
secretouch.com |
DNS History
5 records (5 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-06-17 · 2 obs
● 2026-06-17 00:43:52
●NSns2.pavietnam.vn2026-05-01 → 2026-06-17 · 2 obs
● 2026-06-17 00:43:52
●NSnsbak.pavietnam.net2026-05-01 → 2026-06-17 · 2 obs
● 2026-06-17 00:43:52
●MXtechsource-com-vn.mail.protection.outlook.com2026-05-01 → 2026-06-17 · 2 obs
● 2026-06-17 00:43:52
●A14.225.162.422026-05-01 → 2026-06-17 · 2 obs
● 2026-06-17 00:43:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| techsource.com.vn | ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net | - |
✅ Authoritative Response
Server:222.255.121.247
NS records: ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techsource.com.vn (unsigned zone)
⏱️ Timing
Total: 1930ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.225.162.42 |
| NS | 3 | nsbak.pavietnam.net, ns2.pavietnam.vn... |
| MX | 1 | techsource-com-vn.mail.protection.outloo |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.pavietnam.vn hostmaster.techsource.c |
Analysis
IP Addresses
techsource.com.vn resolves to one IP address: 14.225.162.42.
Name Servers
techsource.com.vn is served by three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
There is at least partial name server overlap between techsource.com.vn and other domains — nguyenson137.vn, happyfruits.vn, noithatcabinthangmay.com and two more among them.
These name servers regularly appear alongside ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and 3 other name servers in NS record sets.
The hostnames nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn each direct to two IP addresses — nsbak.pavietnam.net to 112.213.89.22 and 2406:9c80::9000:302, ns1.pavietnam.vn to 112.213.89.3 and 2406:9c80::66, and ns2.pavietnam.vn to 222.255.121.247 and 2406:9c80::9000:111.
Mail Servers
Mail for techsource.com.vn is handled by a single mail server, techsource-com-vn.mail.protection.outlook.com.
techsource-com-vn.mail.protection.outlook.com resolves to 6 IP addresses — 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.