`tynguyendoor.com`

DNSSEC	⚠️ Not signed
A	103.75.180.62^{🇻🇳 INTERDIGI-VN103.75.180.0/23 BQT-VN}
NS	`nsbak.pavietnam.net` ⭐
		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.pavietnam.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.pavietnam.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	`mail.tynguyendoor.com` ⭐
		A	103.75.180.62^{🇻🇳 INTERDIGI-VN103.75.180.0/23 BQT-VN}
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.pavietnam.net`hostmaster@tynguyendoor.com 2025-12-16 #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=1778362266

Subdomains

www.tynguyendoor.com

Same first word

tynguyendoor.com

DNS History

5 records (5 active, 0 former)

●NSns1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 07:43:06
● 2026-05-09 21:38:40

●NSns2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 07:43:06
● 2026-05-09 21:38:40

●NSnsbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 07:43:06
● 2026-05-09 21:38:40

●MXmail.tynguyendoor.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 07:43:06
● 2026-05-09 21:38:40

●A103.75.180.622026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 07:43:06
● 2026-05-09 21:38:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tynguyendoor.com	nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn	-

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tynguyendoor.com (unsigned zone)

⏱️ Timing

Total: 1566ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.75.180.62`
NS	3	`ns1.pavietnam.vn, ns2.pavietnam.vn...`
MX	1	`mail.tynguyendoor.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.pavietnam.net hostmaster.tynguyend`

Analysis

Hierarchy

The parent of www.tynguyendoor.com is tynguyendoor.com.

IP Addresses

tynguyendoor.com points to a single IP: 103.75.180.62.

Other host names, such as www.tynguyendoor.com, share IP numbers with tynguyendoor.com.

Name Servers

tynguyendoor.com is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

tynguyendoor.com partially shares name servers with other domains; examples include embassy.edu.vn, asaki.vn, cuuhobinhduongoto.vn, vanchuyenfigo.com and tdfoss.vn.

These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com.

Host names with two IP numbers:

nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22.

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

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

Mail Servers

tynguyendoor.com is handled by a single mail server, mail.tynguyendoor.com.

mail.tynguyendoor.com points to a single IP: 103.75.180.62.

tynguyendoor.com - robtex.com