`dientudongstc.com`

DNSSEC	⚠️ Not signed
A	103.139.43.3^{🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN}
NS	`ns2.hpsoft.vn` ⭐ ⚠️ Not in parent delegation
		A	103.176.178.51^{🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-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` ⚠️ Not in zone NS records
		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	`ns2.hpsoft.vn`admin@null 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=1778592316

Same first word

dientudongstc.com

DNS History

5 records (5 active, 0 former)

●NSns1.inet.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 15:56:06
● 2026-05-12 13:27:56

●NSns2.hpsoft.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 15:56:06
● 2026-05-12 13:27:56

●NSns2.inet.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 15:56:06
● 2026-05-12 13:27:56

●NSns3.inet.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 15:56:06
● 2026-05-12 13:27:56

●A103.139.43.32026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 15:56:06
● 2026-05-12 13:27:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net...	-
dientudongstc.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 dientudongstc.com (unsigned zone)

⏱️ Timing

Total: 4697ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.139.43.3`
NS	3	`ns2.hpsoft.vn, ns1.inet.vn...`
SOA	1	`ns2.hpsoft.vn admin.null`

Analysis

IP Addresses

dientudongstc.com points to a single IP number: 103.139.43.3.

Other host names, for instance www.gmhotel.com.vn, nhadatngon.vn, eir.saoa.com.vn, giaminhlaw.vn and locphen.org share IP numbers with dientudongstc.com.

Name Servers

dientudongstc.com is delegated to four name servers: ns2.hpsoft.vn, ns1.inet.vn, ns2.inet.vn and ns3.inet.vn.

dientudongstc.com shares name servers with other domains at least partially, for instance szv.vn, perfettamask.vn, vinfastvietnam.com.vn, webmail.vn and tabiboo.vn.

these name servers are commonly used together with ns-master.inet.vn and ns1.hpsoft.vn.

Host names with two IP numbers:

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

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

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

Host names with one IP number:

ns2.hpsoft.vn points to: 103.176.178.51.

dientudongstc.com - robtex.com