`vncheck.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:cabe^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:553b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.59^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.190^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`jessica.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jessica.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jessica.ns.cloudflare.com`
		A	108.162.192.171^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	172.64.32.171^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	173.245.58.171^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
MX	`mail.tagatechx.com` ⭐
		A	118.70.137.24^{🇻🇳 FPT-AS-AP118.70.128.0/20 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
TXT	`google-site-verification=XSNDnmC6_2HUMUoQdCSmMeIZwWxZOdQxTlqz_4lJNGo`
TXT	`v=spf1 mx a:mail.tagatechx.com ~all`
TXT	`zalo-platform-site-verification=IuUCTh21AYj2zR4VWk8-ELtGfJgnfd1bDZCo`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.59, 172.67.202.190
		IPv6 hints	2606:4700:3031::ac43:cabe, 2606:4700:3034::6815:553b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=204, name=cloudflare-ech.com
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2410950523

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2031097358

Subdomains

www.vncheck.vn

Same first word

vncheck.com

vncheck.vn

Similar names

checkvn.vn

checkvn.com

DNS History

10 records (7 active, 3 former)

●NSalex.ns.cloudflare.com2026-05-01 → 2026-08-11 · 2 obs

● 2026-05-01 08:37:22
● 2026-08-11 11:57:30

●NSjessica.ns.cloudflare.com2026-05-01 → 2026-08-11 · 2 obs

● 2026-05-01 08:37:22
● 2026-08-11 11:57:30

●MXmail.tagatechx.com2026-05-01 → 2026-08-11 · 2 obs

● 2026-05-01 08:37:22
● 2026-08-11 11:57:30

●A104.21.85.592026-06-01 → 2026-08-11 · 3 obs

○ 2026-05-20 18:21:38
● 2026-06-01 02:49:28
● 2026-08-11 11:57:30

○A118.70.129.1922026-05-01 → 2026-05-20 · 4 obs

● 2026-05-01 08:37:22
● 2026-05-20 18:21:38
○ 2026-06-01 02:49:28
○ 2026-08-11 11:57:30

●A172.67.202.1902026-06-01 → 2026-08-11 · 3 obs

○ 2026-05-20 18:21:38
● 2026-06-01 02:49:28
● 2026-08-11 11:57:30

●A2606:4700:3031::ac43:cabe2026-07-15 → 2026-08-11 · 3 obs

○ 2026-06-14 07:15:42
● 2026-07-15 02:58:32
● 2026-08-11 11:57:30

●A2606:4700:3034::6815:553b2026-07-15 → 2026-08-11 · 3 obs

○ 2026-06-14 07:15:42
● 2026-07-15 02:58:32
● 2026-08-11 11:57:30

○A2606:4700:3036::ac43:cabe2026-06-01 → 2026-06-14 · 5 obs

○ 2026-05-20 18:21:38
● 2026-06-01 02:49:28
● 2026-06-14 07:15:42
○ 2026-07-15 02:58:32
○ 2026-08-11 11:57:30

○A2606:4700:3037::6815:553b2026-06-01 → 2026-06-14 · 5 obs

○ 2026-05-20 18:21:38
● 2026-06-01 02:49:28
● 2026-06-14 07:15:42
○ 2026-07-15 02:58:32
○ 2026-08-11 11:57:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	f.dns-servers.vn, g.dns-servers.vn, a.dns-servers.vn, c.dns-servers.vn...	-
vncheck.vn	alex.ns.cloudflare.com, jessica.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.100

NS records: alex.ns.cloudflare.com, jessica.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vncheck.vn (unsigned zone)

⏱️ Timing

Total: 1918ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.85.59, 172.67.202.190`
AAAA	2	`2606:4700:3031::ac43:cabe, 2606:4700:3034::6815:553b`
NS	2	`alex.ns.cloudflare.com, jessica.ns.cloudflare.com`
MX	1	`mail.tagatechx.com (pri: 10)`
TXT	3	`google-site-verification=XSNDnmC6_2HUMUo, v=spf1 mx a:mail.tagatechx.com ~all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

vncheck.vn is the parent zone for www.vncheck.vn.

IP Addresses

vncheck.vn resolves to four IP addresses: 104.21.85.59, 172.67.202.190, 2606:4700:3031::ac43:cabe and 2606:4700:3034::6815:553b.

Additional host names — paxlovid1st.store, ieagreement.com, spacemetricsultra.click and two others — share IP numbers with vncheck.vn.

Name Servers

Two name servers handle the delegation for vncheck.vn: alex.ns.cloudflare.com and jessica.ns.cloudflare.com.

vncheck.vn shares its name server setup with other domains, including idflow.vn, 248.no, tagatechx.com and two others.

vncheck.vn partially shares its NS delegation with several other domains, including easywebsitedesigners.com.au, wagerab.com, 4dm.uz and two others.

These name servers are regularly seen alongside dean.ns.cloudflare.com and lucy.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

alex.ns.cloudflare.com resolves to 108.162.193.100, 172.64.33.100 and 173.245.59.100 among others, with 3 other IP addresses in total.

jessica.ns.cloudflare.com resolves to 108.162.192.171, 172.64.32.171 and 173.245.58.171 among others, with 3 other IP addresses in total.

Mail Servers

vncheck.vn has one mail server: mail.tagatechx.com.

The mail server configuration of vncheck.vn is identical to that of other domains, for example idflow.vn and tagatechx.com.

mail.tagatechx.com carries a single IP number, which is 118.70.137.24.

vncheck.vn - robtex.com

vncheck.vn

vn

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`vncheck.vn`

`vn`