`codientaybac.edu.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c9d3^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:160e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.22.14^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.201.211^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`annalise.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`annalise.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`annalise.ns.cloudflare.com`
		A	108.162.194.234^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	162.159.38.234^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	172.64.34.234^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
NS	`james.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bb2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`james.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`james.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`james.ns.cloudflare.com`
		A	108.162.193.178^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`james.ns.cloudflare.com`
		A	172.64.33.178^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`james.ns.cloudflare.com`
		A	173.245.59.178^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`james.ns.cloudflare.com`
TXT	`google-site-verification=rJ_dE6mDQD61TlNPW6TOXaPpBPr0iUiwpu6GcNM1pjA`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.22.14, 172.67.201.211
		IPv6 hints	2606:4700:3033::ac43:c9d3, 2606:4700:3035::6815:160e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com
SOA	`annalise.ns.cloudflare.com`dns@cloudflare.com serial=2403586196

`edu.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2018565190

Same first word

codientaybac.edu.vn

DNS History

12 records (6 active, 6 former)

●NSannalise.ns.cloudflare.com2026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

○NSdns19.fpt.vn2015-07-05 → 2017-05-23 · 4 obs

● 2015-07-05 00:05:48
● 2017-05-23 23:51:30
○ 2026-04-30 19:39:26
○ 2026-05-11 22:14:18

○NSdns20.fpt.vn2015-07-05 → 2017-05-23 · 4 obs

● 2015-07-05 00:05:48
● 2017-05-23 23:51:30
○ 2026-04-30 19:39:26
○ 2026-05-11 22:14:18

●NSjames.ns.cloudflare.com2026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

○MX49894147f60749b2f78519cb5a7ac4.msv1.invalid2015-07-05 → 2017-05-23 · 4 obs

● 2015-07-05 00:05:48
● 2017-05-23 23:51:30
○ 2026-04-30 19:39:26
○ 2026-05-11 22:14:18

○MX49894147f60749b2f78519cb5a7ac4.pamx1.hotmail.com2015-07-05 → 2017-05-23 · 4 obs

● 2015-07-05 00:05:48
● 2017-05-23 23:51:30
○ 2026-04-30 19:39:26
○ 2026-05-11 22:14:18

○A103.53.169.312016-02-16 → 2017-05-23 · 5 obs

○ 2015-12-09 08:36:04
● 2016-02-16 17:03:16
● 2017-05-23 23:51:30
○ 2026-04-30 19:39:26
○ 2026-05-11 22:14:18

●A104.21.22.142026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

○A123.30.147.412015-07-05 → 2015-12-09 · 4 obs

● 2015-07-05 00:05:48
● 2015-12-09 08:36:04
○ 2016-02-16 17:03:16
○ 2026-05-11 22:14:18

●A172.67.201.2112026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

●A2606:4700:3033::ac43:c9d32026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

●A2606:4700:3035::6815:160e2026-04-30 → 2026-05-11 · 3 obs

○ 2017-05-23 23:51:30
● 2026-04-30 19:39:26
● 2026-05-11 22:14:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
codientaybac.edu.vn	annalise.ns.cloudflare.com, james.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.234

NS records: annalise.ns.cloudflare.com, james.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 3299ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.201.211, 104.21.22.14`
AAAA	2	`2606:4700:3035::6815:160e, 2606:4700:3033::ac43:c9d3`
NS	2	`annalise.ns.cloudflare.com, james.ns.cloudflare.com`
TXT	1	`google-site-verification=rJ_dE6mDQD61TlN`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`annalise.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

codientaybac.edu.vn maps to four IP numbers: 2606:4700:3033::ac43:c9d3, 2606:4700:3035::6815:160e, 104.21.22.14 and 172.67.201.211.

Other host names, for instance filistin.org, www.kavenaugh.com, mail.duongit.com, f8betcom.biz and givememento.com share IP numbers with codientaybac.edu.vn.

Name Servers

Two name servers annalise.ns.cloudflare.com and james.ns.cloudflare.com are delegated to codientaybac.edu.vn.

codientaybac.edu.vn uses the same name server configuration as other domains, such as dichvu.edu.vn, psychologyofeating.com, comudora.com, myhomeinedison.com and promotionalproductsireland.ie.

codientaybac.edu.vn at least partially shares name servers with other domains such as alexis718toto.online, uxcam-storage.com, sylvarient.com, qq125ads1.online and piankuo.com.

These name servers are commonly used with vivienne.ns.cloudflare.com, noah.ns.cloudflare.com, chris.ns.cloudflare.com and ernest.ns.cloudflare.com.

Host names with six IP numbers: Host name annalise.ns.cloudflare.com points to 2606:4700:50::a29f:26ea, 2803:f800:50::6ca2:c2ea, 2a06:98c1:50::ac40:22ea, 108.162.194.234, 162.159.38.234 and 172.64.34.234; host name james.ns.cloudflare.com points to 2606:4700:58::adf5:3bb2, 2803:f800:50::6ca2:c1b2, 2a06:98c1:50::ac40:21b2, 108.162.193.178, 172.64.33.178 and 173.245.59.178.

codientaybac.edu.vn - robtex.com