`doichoi.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:aa72^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:5f8b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.139^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.170.114^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eugene.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c348^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eugene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2348^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eugene.ns.cloudflare.com`
		A	108.162.195.72^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	162.159.44.72^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	172.64.35.72^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
NS	`mallory.ns.cloudflare.com`
		A	2606:4700:50::a29f:2653^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mallory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c253^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mallory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2253^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mallory.ns.cloudflare.com`
		A	108.162.194.83^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mallory.ns.cloudflare.com`
		A	162.159.38.83^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mallory.ns.cloudflare.com`
		A	172.64.34.83^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mallory.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.139, 172.67.170.114
		IPv6 hints	2606:4700:3031::ac43:aa72, 2606:4700:3034::6815:5f8b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=76, name=cloudflare-ech.com
SOA	`eugene.ns.cloudflare.com`dns@cloudflare.com serial=2409152563

`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=2031089523

Subdomains

www.doichoi.vn

Same first word

doichoi.vn

DNS History

18 records (6 active, 12 former)

●NSeugene.ns.cloudflare.com2026-06-05 → 2026-08-09 · 3 obs

○ 2026-05-12 00:21:06
● 2026-06-05 08:19:56
● 2026-08-09 10:43:48

●NSmallory.ns.cloudflare.com2026-06-05 → 2026-08-09 · 3 obs

○ 2026-05-12 00:21:06
● 2026-06-05 08:19:56
● 2026-08-09 10:43:48

○NSns-hold.vnnic.vn2026-05-01 → 2026-05-01 · 3 obs

● 2026-05-01 12:33:32
○ 2026-05-06 20:07:06
○ 2026-08-09 10:43:48

○NSns1.zonedns.vn2026-05-12 → 2026-05-12 · 4 obs

○ 2026-05-06 20:07:06
● 2026-05-12 00:21:06
○ 2026-06-05 08:19:56
○ 2026-08-09 10:43:48

○NSns2.zonedns.vn2026-05-12 → 2026-05-12 · 4 obs

○ 2026-05-06 20:07:06
● 2026-05-12 00:21:06
○ 2026-06-05 08:19:56
○ 2026-08-09 10:43:48

○NSns3.zonedns.vn2026-05-12 → 2026-05-12 · 4 obs

○ 2026-05-06 20:07:06
● 2026-05-12 00:21:06
○ 2026-06-05 08:19:56
○ 2026-08-09 10:43:48

○NSns4.zonedns.vn2026-05-12 → 2026-05-12 · 4 obs

○ 2026-05-06 20:07:06
● 2026-05-12 00:21:06
○ 2026-06-05 08:19:56
○ 2026-08-09 10:43:48

●A104.21.95.1392026-06-05 → 2026-08-09 · 4 obs

○ 2026-05-06 20:07:06
● 2026-06-05 08:19:56
○ 2026-07-30 10:56:14
● 2026-08-09 10:43:48

○A117.122.125.1072026-05-01 → 2026-05-01 · 3 obs

● 2026-05-01 12:33:32
○ 2026-05-06 20:07:06
○ 2026-08-09 10:43:48

●A172.67.170.1142026-06-05 → 2026-08-09 · 4 obs

○ 2026-05-06 20:07:06
● 2026-06-05 08:19:56
○ 2026-07-30 10:56:14
● 2026-08-09 10:43:48

○A188.114.96.02026-07-30 → 2026-07-30 · 3 obs

○ 2026-06-26 17:24:46
● 2026-07-30 10:56:14
○ 2026-08-09 10:43:48

○A188.114.97.02026-07-30 → 2026-07-30 · 3 obs

○ 2026-06-26 17:24:46
● 2026-07-30 10:56:14
○ 2026-08-09 10:43:48

○A2606:4700:3031::6815:5f8b2026-06-05 → 2026-06-05 · 4 obs

○ 2026-05-06 20:07:06
● 2026-06-05 08:19:56
○ 2026-06-26 17:24:46
○ 2026-08-09 10:43:48

●A2606:4700:3031::ac43:aa722026-06-26 → 2026-08-09 · 4 obs

○ 2026-06-05 08:19:56
● 2026-06-26 17:24:46
○ 2026-07-30 10:56:14
● 2026-08-09 10:43:48

●A2606:4700:3034::6815:5f8b2026-06-26 → 2026-08-09 · 4 obs

○ 2026-06-05 08:19:56
● 2026-06-26 17:24:46
○ 2026-07-30 10:56:14
● 2026-08-09 10:43:48

○A2606:4700:3035::ac43:aa722026-06-05 → 2026-06-05 · 4 obs

○ 2026-05-06 20:07:06
● 2026-06-05 08:19:56
○ 2026-06-26 17:24:46
○ 2026-08-09 10:43:48

○A2a06:98c1:3120::2026-07-30 → 2026-07-30 · 3 obs

○ 2026-06-26 17:24:46
● 2026-07-30 10:56:14
○ 2026-08-09 10:43:48

○A2a06:98c1:3121::2026-07-30 → 2026-07-30 · 3 obs

○ 2026-06-26 17:24:46
● 2026-07-30 10:56:14
○ 2026-08-09 10:43:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
doichoi.vn	eugene.ns.cloudflare.com, mallory.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.72

NS records: eugene.ns.cloudflare.com, mallory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doichoi.vn (unsigned zone)

⏱️ Timing

Total: 908ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.170.114, 104.21.95.139`
AAAA	2	`2606:4700:3031::ac43:aa72, 2606:4700:3034::6815:5f8b`
NS	2	`eugene.ns.cloudflare.com, mallory.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eugene.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

www.doichoi.vn is a subdomain of doichoi.vn.

IP Addresses

doichoi.vn directs to four IP numbers, which are 104.21.95.139, 172.67.170.114, 2606:4700:3031::ac43:aa72 and 2606:4700:3034::6815:5f8b.

Two other host names, along with girls.chatgo.de, antipzigku.autos and 365per03.com, also share IP numbers with doichoi.vn.

Name Servers

doichoi.vn uses two name servers for its delegation: eugene.ns.cloudflare.com and mallory.ns.cloudflare.com.

doichoi.vn shares its NS records with other domains, for example nafaco.vn, bp-guide.vn, gcf.vn and two others.

The name servers of doichoi.vn overlap at least partially with those of other domains — among them vswvip.site, 988hot.com, pandahelper.org and two more.

The name servers elijah.ns.cloudflare.com, ulla.ns.cloudflare.com and violet.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

Hostname eugene.ns.cloudflare.com directs to 108.162.195.72, 162.159.44.72 and 172.64.35.72 along with 3 other IP addresses.

Hostname mallory.ns.cloudflare.com directs to 108.162.194.83, 162.159.38.83 and 172.64.34.83 along with 3 other IP addresses.

doichoi.vn - robtex.com

doichoi.vn

vn

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`doichoi.vn`

`vn`