`tongkhothamviet.com`

DNSSEC	⚠️ Not signed
A	202.92.4.5^{🇻🇳 VNPT-AS-VN202.92.4.0/22 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}
NS	`ns3.inet.vn`
		A	2401:5f80:4001:4::14^{🇻🇳 VTDC-AS-VN2401:5f80:4000::/36 VTDC-VN}
		A	203.113.174.42^{🇻🇳 VTDC-AS-VN203.113.174.0/23 VIETTEL-VN}
SOA	`ns-master.inet.vn`postmaster@inet.vn 2015-07-28 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778353081

Same first word

tongkhothamviet.com

DNS History

5 records (5 active, 0 former)

●NSns-master.inet.vn2026-03-28 → 2026-05-09 · 2 obs

● 2026-03-28 19:09:40
● 2026-05-09 19:23:36

●NSns1.inet.vn2026-03-28 → 2026-05-09 · 2 obs

● 2026-03-28 19:09:40
● 2026-05-09 19:23:36

●NSns2.inet.vn2026-03-28 → 2026-05-09 · 2 obs

● 2026-03-28 19:09:40
● 2026-05-09 19:23:36

●NSns3.inet.vn2026-03-28 → 2026-05-09 · 2 obs

● 2026-03-28 19:09:40
● 2026-05-09 19:23:36

●A202.92.4.52026-03-28 → 2026-05-09 · 2 obs

● 2026-03-28 19:09:40
● 2026-05-09 19:23:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
tongkhothamviet.com	ns1.inet.vn, ns2.inet.vn, ns3.inet.vn	-

✅ Authoritative Response

Server:202.92.4.25

NS records: ns1.inet.vn, ns2.inet.vn, ns3.inet.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tongkhothamviet.com (unsigned zone)

⏱️ Timing

Total: 1071ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.92.4.5`
NS	3	`ns2.inet.vn, ns3.inet.vn...`
SOA	1	`ns-master.inet.vn postmaster.inet.vn`

Analysis

IP Addresses

tongkhothamviet.com points to IP number 202.92.4.5.

For instance, other host names chothuenha.vn, mrwhy.vn, thamdinhgia.com.vn, suachuadienlanhtdn.com and vietnamairline.vn share IP numbers with tongkhothamviet.com.

Name Servers

tongkhothamviet.com is delegated to four name servers: ns-master.inet.vn, ns1.inet.vn, ns2.inet.vn and ns3.inet.vn.

tongkhothamviet.com shares name servers with other domains at least partially, for example dienlanh24h.net, onthi365.vn, nguyenluu.edu.vn, didongnhat.vn and tapchisonglam.vn.

Hosts with two IP numbers

- Host ns1.inet.vn points to: 2001:df7:ce00:1::7 and 202.92.4.25

- Host ns2.inet.vn points to: 2401:5f80:2001:4::30 and 210.211.99.38

- Host ns3.inet.vn points to: 2401:5f80:4001:4::14 and 203.113.174.42

Hosts with one IP number

- Host ns-master.inet.vn points to: 202.92.4.8

tongkhothamviet.com - robtex.com