`dev.nativex.edu.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5599^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:cf4f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.153^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.79^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.153, 172.67.207.79
		IPv6 hints	2606:4700:3032::6815:5599, 2606:4700:3032::ac43:cf4f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=71, name=cloudflare-ech.com

`nativex.edu.vn`

	DNSSEC	⚠️ Not signed
	A	34.126.68.58^{🇸🇬 Google34.126.64.0/20}
	NS	`grace.ns.cloudflare.com` ⭐
	NS	`justin.ns.cloudflare.com`
	MX	`mail.nativex.edu.vn` ⭐
	TXT	`16913785`
	TXT	`facebook-domain-verification=gjx4uhzb7ny6thks4ryw8ry5diqlup`
	TXT	`firebase=topica-prod-ulp`
	TXT	`zalo-platform-site-verification=EDg_1-wf6p0IfQehngOnD2UMf0xBu7TJDpWr`
	TXT	`zalo-platform-site-verification=Iu6O4fwa6GnVWQ4KbAuhFa2nf62intStE3am`
	TXT	`zalo-platform-site-verification=QE-S2ut05Lm7xhfRsDyX1ZdggplLd7biCJKv`
	TXT	`zalo-platform-site-verification=UuUuC9sfA1rAjgGGhSKZAqdahmobadnRE3Wv`
	SOA	`grace.ns.cloudflare.com`dns@cloudflare.com serial=2400695048

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DNS History

4 records (4 active, 0 former)

●A104.21.85.1532026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 22:54:28
● 2026-05-10 02:24:12

●A172.67.207.792026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 22:54:28
● 2026-05-10 02:24:12

●A2606:4700:3032::6815:55992026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 22:54:28
● 2026-05-10 02:24:12

●A2606:4700:3032::ac43:cf4f2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 22:54:28
● 2026-05-10 02:24:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
nativex.edu.vn	justin.ns.cloudflare.com, grace.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.159

NS records: justin.ns.cloudflare.com, grace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nativex.edu.vn (unsigned zone)

⏱️ Timing

Total: 1549ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.85.153, 172.67.207.79`
AAAA	2	`2606:4700:3032::6815:5599, 2606:4700:3032::ac43:cf4f`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

dev.nativex.edu.vn maps to four IP numbers: 2606:4700:3032::6815:5599, 2606:4700:3032::ac43:cf4f, 104.21.85.153 and 172.67.207.79.

Other host names, for instance mut.eu, ivecoforums.com, toto12kilat.net, melbetss.com and pajaritopinzon.com share IP numbers with dev.nativex.edu.vn.

dev.nativex.edu.vn - robtex.com