`englishcertification.com.mx`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:d456^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1079^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.121^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.86^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`galilea.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`galilea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`galilea.ns.cloudflare.com`
		A	108.162.194.233^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	162.159.38.233^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	172.64.34.233^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
NS	`lee.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c181^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2181^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lee.ns.cloudflare.com`
		A	108.162.193.129^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	172.64.33.129^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	173.245.59.129^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
MX	`mail.englishcertification.com.mx` ⭐
		A	69.6.201.236^{🇺🇸 ORACLE-OCI-3189869.6.200.0/23 Oracle Corporation}
			PTR	`69-6-201-236.unifiedlayer.com`
TXT	`v=spf1 a mx include:websitewelcome.com ~all`
TXT	`v=spf1 include:spf.titan.email ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.121, 172.67.212.86
		IPv6 hints	2606:4700:3030::ac43:d456, 2606:4700:3037::6815:1079
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`galilea.ns.cloudflare.com`dns@cloudflare.com serial=2410775719

`com.mx`

	DNSSEC	⚠️ Not signed
	NS	`m.mx-ns.mx` ⭐ ⚠️ Not in parent delegation
	NS	`c.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`e.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`i.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`o.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`x.mx-ns.mx` ⚠️ Not in parent delegation
	TXT	`v=spf1 -all`
	SOA	`m.mx-ns.mx`hostmaster@nic.mx serial=1785433649

WOT: NOT_SAFE (44/100)

Subdomains

lms.englishcertification.com.mx

Same first word

englishcertification.com.mx

DNS History

9 records (7 active, 2 former)

●NSgalilea.ns.cloudflare.com2026-06-10 → 2026-07-30 · 2 obs

● 2026-06-10 05:09:04
● 2026-07-30 17:50:54

●NSlee.ns.cloudflare.com2026-06-10 → 2026-07-30 · 2 obs

● 2026-06-10 05:09:04
● 2026-07-30 17:50:54

●MXmail.englishcertification.com.mx2026-06-10 → 2026-07-30 · 2 obs

● 2026-06-10 05:09:04
● 2026-07-30 17:50:54

●A104.21.16.1212026-06-10 → 2026-07-30 · 2 obs

● 2026-06-10 05:09:04
● 2026-07-30 17:50:54

●A172.67.212.862026-06-10 → 2026-07-30 · 2 obs

● 2026-06-10 05:09:04
● 2026-07-30 17:50:54

●A2606:4700:3030::ac43:d4562026-07-02 → 2026-07-30 · 3 obs

○ 2026-06-10 05:09:04
● 2026-07-02 12:13:14
● 2026-07-30 17:50:54

○A2606:4700:3034::ac43:d4562026-06-10 → 2026-06-10 · 3 obs

● 2026-06-10 05:09:04
○ 2026-07-02 12:13:14
○ 2026-07-30 17:50:54

○A2606:4700:3035::6815:10792026-06-10 → 2026-06-10 · 3 obs

● 2026-06-10 05:09:04
○ 2026-07-02 12:13:14
○ 2026-07-30 17:50:54

●A2606:4700:3037::6815:10792026-07-02 → 2026-07-30 · 3 obs

○ 2026-06-10 05:09:04
● 2026-07-02 12:13:14
● 2026-07-30 17:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	o.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx, c.mx-ns.mx...	12 records
englishcertification.com.mx	lee.ns.cloudflare.com, galilea.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.129

NS records: lee.ns.cloudflare.com, galilea.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for englishcertification.com.mx (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.212.86, 104.21.16.121`
AAAA	2	`2606:4700:3030::ac43:d456, 2606:4700:3037::6815:1079`
NS	2	`galilea.ns.cloudflare.com, lee.ns.cloudflare.com`
MX	1	`mail.englishcertification.com.mx (pri: 1`
TXT	2	`v=spf1 a mx include:websitewelcome.com ~, v=spf1 include:spf.titan.email ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`galilea.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (c.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx...)

Analysis

Hierarchy

lms.englishcertification.com.mx is a subdomain of englishcertification.com.mx.

IP Addresses

englishcertification.com.mx directs to four IP numbers, which are 104.21.16.121, 172.67.212.86, 2606:4700:3030::ac43:d456 and 2606:4700:3037::6815:1079.

a1nk.com, k0.mxchlzno.cfd, ndfde.com plus two other host names have IP numbers in common with englishcertification.com.mx.

Name Servers

Two name servers handle the delegation for englishcertification.com.mx: galilea.ns.cloudflare.com and lee.ns.cloudflare.com.

The name server configuration of englishcertification.com.mx is shared with other domains, for instance alejadiaz.com, groben.com.mx, domi.com.mx and two others.

The name servers of englishcertification.com.mx overlap at least partially with those of other domains — among them airka.net, orot.tech, lojacentraldealimentos.com.br and two more.

These name servers commonly appear in combination with the name servers theo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

galilea.ns.cloudflare.com resolves to 108.162.194.233, 162.159.38.233 and 172.64.34.233 among others, with 3 other IP addresses in total.

lee.ns.cloudflare.com resolves to 108.162.193.129, 172.64.33.129 and 173.245.59.129 among others, with 3 other IP addresses in total.

Mail Servers

englishcertification.com.mx uses one mail server — mail.englishcertification.com.mx.

mail.englishcertification.com.mx carries a single IP number, which is 69.6.201.236.

englishcertification.com.mx - robtex.com