`caohoangthien.com`

DNSSEC	⚠️ Not signed
A	116.193.69.137^{🇻🇳 QTSP116.193.69.0/24 QTSC-VN}
		PTR	`69137.ninamailservice.com`
NS	`ns1.nina.vn` ⭐
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns2.nina.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
NS	`ns3.nina.vn`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns8922.dotvndns.vn`
SOA	`ns1.nina.vn`hostmaster@caohoangthien.com 2025-12-18 #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=1778128646

Subdomains

www.caohoangthien.com

Same first word

caohoangthien.com

DNS History

7 records (4 active, 3 former)

○NSns1.matbao.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 00:15:20
○ 2026-05-01 16:48:30
○ 2026-05-07 04:40:22

●NSns1.nina.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2017-08-10 00:15:20
● 2026-05-01 16:48:30
● 2026-05-07 04:40:22

○NSns2.matbao.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 00:15:20
○ 2026-05-01 16:48:30
○ 2026-05-07 04:40:22

●NSns2.nina.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2017-08-10 00:15:20
● 2026-05-01 16:48:30
● 2026-05-07 04:40:22

●NSns3.nina.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2017-08-10 00:15:20
● 2026-05-01 16:48:30
● 2026-05-07 04:40:22

○A112.78.2.1752017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 00:15:20
○ 2026-05-01 16:48:30
○ 2026-05-07 04:40:22

●A116.193.69.1372026-05-01 → 2026-05-07 · 3 obs

○ 2017-08-10 00:15:20
● 2026-05-01 16:48:30
● 2026-05-07 04:40:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
caohoangthien.com	ns1.nina.vn, ns2.nina.vn, ns3.nina.vn	-

✅ Authoritative Response

Server:112.213.89.22

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caohoangthien.com (unsigned zone)

⏱️ Timing

Total: 4029ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`116.193.69.137`
NS	3	`ns1.nina.vn, ns2.nina.vn...`
SOA	1	`ns1.nina.vn hostmaster.caohoangthien.com`

Analysis

Hierarchy

The parent of www.caohoangthien.com is caohoangthien.com.

IP Addresses

caohoangthien.com points to a single IP: 116.193.69.137.

Other host names, for instance thuandr.com, dataa.com.vn, nautiechongphat.com, vantaivietnam.com.vn and phatdatbinhthoi.com.vn share IP numbers with caohoangthien.com.

Name Servers

caohoangthien.com is delegated to three name servers: ns1.nina.vn, ns2.nina.vn and ns3.nina.vn.

caohoangthien.com partially shares name servers with other domains; examples include hoaphathcm.vn, kanganengineering.vn, agritechsg.com.vn, cokhithanhbinh.net and vuanhcompany.com.

These name servers are often used with the name servers ns4.nina.vn and ns1.dotvndns.vn.

Host names with one IP number:

Host ns1.nina.vn points to 112.213.89.3.

Host ns2.nina.vn points to 222.255.121.247.

Host ns3.nina.vn points to 112.213.89.22.

caohoangthien.com - robtex.com