`nhatthientan.com`

DNSSEC	⚠️ Not signed
A	103.221.222.48^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
NS	`nsbak.dotvndns.com` ⭐
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		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`
NS	`ns1.dotvndns.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.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.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
MX	`mail93126.maychuemail.com` ⭐
		A	112.213.93.126^{🇻🇳 SUPERDATA112.213.93.0/24 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	`mail93126.maychuemail.com`
MX	`mx93216.maychuemail.net`⁽¹⁰⁾
		A	112.213.93.216^{🇻🇳 SUPERDATA112.213.93.0/24 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	`mx93216.maychuemail.net`
TXT	`v=spf1 a mx ~all`
TXT	`facebook-domain-verification=chr403d2w4tiuksjuya9qsbl71ch85`
SOA	`nsbak.dotvndns.com`hostmaster@nhatthientan.com 2025-11-16 #23

`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=1778749326

Same first word

nhatthientan.com

Similar names

tantienthanh.vn

tantienthanh.edu.vn

DNS History

11 records (6 active, 5 former)

●NSns1.dotvndns.vn2026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

○NSns1.vinabits.net2015-07-02 → 2016-08-03 · 4 obs

● 2015-07-02 03:37:00
● 2016-08-03 13:03:58
○ 2026-05-14 09:16:30
○ 2026-05-14 09:16:32

●NSns2.dotvndns.vn2026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

○NSns2.vinabits.net2015-07-02 → 2016-08-03 · 4 obs

● 2015-07-02 03:37:00
● 2016-08-03 13:03:58
○ 2026-05-14 09:16:30
○ 2026-05-14 09:16:32

●NSnsbak.dotvndns.com2026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

○MXmail.nhatthientan.com2015-07-02 → 2016-08-03 · 4 obs

● 2015-07-02 03:37:00
● 2016-08-03 13:03:58
○ 2026-05-14 09:16:30
○ 2026-05-14 09:16:32

●MXmail93126.maychuemail.com2026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

●MXmx93216.maychuemail.net2026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

●A103.221.222.482026-05-14 → 2026-05-14 · 3 obs

○ 2016-08-03 13:03:58
● 2026-05-14 09:16:30
● 2026-05-14 09:16:32

○A112.213.89.1442016-04-20 → 2016-08-03 · 5 obs

○ 2016-03-21 13:11:32
● 2016-04-20 14:57:32
● 2016-08-03 13:03:58
○ 2026-05-14 09:16:30
○ 2026-05-14 09:16:32

○A222.255.167.802015-07-02 → 2016-03-21 · 4 obs

● 2015-07-02 03:37:00
● 2016-03-21 13:11:32
○ 2016-04-20 14:57:32
○ 2026-05-14 09:16:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...	-
nhatthientan.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nhatthientan.com (unsigned zone)

⏱️ Timing

Total: 3461ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.221.222.48`
NS	3	`nsbak.dotvndns.com, ns1.dotvndns.vn...`
MX	2	`mx93216.maychuemail.net (pri: 10), mail93126.maychuemail.com (pri: 5)`
TXT	2	`facebook-domain-verification=chr403d2w4t, v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.nhatthient`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

IP Addresses

nhatthientan.com points to a single IP: 103.221.222.48.

Name Servers

nhatthientan.com is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

nhatthientan.com partially shares name servers with other domains; examples include merapgroup.com.vn, rangcafe.vn, diemxanh.com, vicschool.edu.vn and ttttglobal.com.

These name servers commonly accompany ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.

Host names with two IP numbers:

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22.

ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3.

ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247.

Mail Servers

nhatthientan.com is handled by two mail servers: mail93126.maychuemail.com and mx93216.maychuemail.net.

nhatthientan.com shares at least partially some mail servers with other domains, for instance dieuthuan.com.vn and trangsfoundation.com.

These mail servers are often used with the mail servers mx93126.maychuemail.net.

Host names with one IP number: The host name mail93126.maychuemail.com points to 112.213.93.126 and the host name mx93216.maychuemail.net points to 112.213.93.216.

nhatthientan.com - robtex.com