`dienhopthinh.com`

DNSSEC	⚠️ Not signed
A	103.90.232.94^{🇻🇳 WEBPANDA-AS-VN103.90.232.0/22 WEBPANDA-VN}
NS	`a.misconfigured.dns.server.invalid` ⭐
NS	`ndns1.cosmotown.com`
		A	184.72.57.6^{🇺🇸 Amazon184.72.0.0/18 SFO prefix}
			PTR	`ec2-184-72-57-6.us-west-1.compute.amazonaws.com`
NS	`ndns2.cosmotown.com`
		A	54.177.47.228^{🇺🇸 Amazon54.176.0.0/15 EC2 SFO prefix}
			PTR	`ec2-54-177-47-228.us-west-1.compute.amazonaws.com`
SOA	`a.misconfigured.dns.server.invalid`hostmaster@dienhopthinh.com 2025-05-20 #3

`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=1778492951

Same first word

dienhopthinh.com

DNS History

4 records (4 active, 0 former)

●NSa.misconfigured.dns.server.invalid2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 11:56:26
● 2026-05-11 10:11:50

●NSndns1.cosmotown.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 11:56:26
● 2026-05-11 10:11:50

●NSndns2.cosmotown.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 11:56:26
● 2026-05-11 10:11:50

●A103.90.232.942026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 11:56:26
● 2026-05-11 10:11:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
dienhopthinh.com	ndns1.cosmotown.com, ndns2.cosmotown.com	2 records

✅ Authoritative Response

Server:54.177.47.228

NS records: ndns1.cosmotown.com, ndns2.cosmotown.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dienhopthinh.com (unsigned zone)

⏱️ Timing

Total: 315ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.90.232.94`
NS	2	`ndns2.cosmotown.com, ndns1.cosmotown.com`
SOA	1	`a.misconfigured.dns.server.invalid hostm`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ndns1.cosmotown.com, ndns2.cosmotown.com)

Analysis

IP Addresses

dienhopthinh.com points to a single IP: 103.90.232.94.

Other host names, for instance anhnguasi.edu.vn, lighttrans.vn and www.anhnguasi.edu.vn share IP numbers with dienhopthinh.com.

Name Servers

dienhopthinh.com is delegated to three name servers: ndns1.cosmotown.com, ndns2.cosmotown.com and a.misconfigured.dns.server.invalid.

dienhopthinh.com partially shares name servers with other domains; examples include mecc.gov.mn, koketochka.ru, mesimumm.ee, 17.66.208.in-addr.arpa and webdesignerforum.eu.

These name servers are commonly used alongside ns1.domeeninimi.ee, ns2.domeeninimi.ee, ns1.vigbo.site, ns2.vigbo.site, ns1.cbsv.jp, ns2.cbsv.jp, ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com and ns4.cosmotown.com.

Host names with one IP number: The host name ndns1.cosmotown.com points to 184.72.57.6 and the host name ndns2.cosmotown.com points to 54.177.47.228.

dienhopthinh.com - robtex.com