`mail.cgb.edu.mx`

DNSSEC

⚠️ Not signed

`cgb.edu.mx`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b535^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2848^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.72^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.53^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hazel.ns.cloudflare.com` ⭐
NS	`nitin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
TXT	`facebook-domain-verification=ld6nf84il2y2d5vz4nirfmiu64opws`
TXT	`google-site-verification=Nq3gjWDMxlmmlyYOf2RB8n0Ld0pN12alc8y8PpQ3Xus`
TXT	`mandrill_verify.rlvkE58r9FDo-S2aFC6Gsg`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.72, 172.67.181.53
		IPv6 hints	2606:4700:3032::ac43:b535, 2606:4700:3033::6815:2848
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`hazel.ns.cloudflare.com`dns@cloudflare.com serial=2403807836

Previously MX for

cgb.edu.mx

Same first word

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mail.gov.ao

mail.me

mail.ac.gov.br

mail.edu.me

mail.pr

mail.mlbfan.org

mail.ph

mail.nhlfan.net

mail.gru.br

mail.gl

mail.link

mail.no

mail.net.vn

mail.lib.wy.us

mail.pictures

mail.gov.kg

mail.ag

mail.hk

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mail.ki

mail.lima-city.de

mail.mysecuritycamera.com

mail.microsoft

mail.mil.tw

mail.org.in

mail.deals

mail.edu.pl

mail.cfolks.pl

mail.cm

mail.go.th

mail.mil.cn

mail.poivron.org

mail.dnshome.de

mail.jp

mail.mp

mail.ac

mail.fund

mail.edu.bi

mail.uk.com

mail.mysecuritycamera.net

mail.glass

mail.mil.kg

mail.dog

mail.ddns.me

mail.gov.bh

mail.tours

mail.no-ip.info

mail.na

mail.gov.cl

mail.srl

mail.org.nz

mail.chicappa.jp

mail.123hjemmeside.no

mail.fantasyleague.cc

mail.ufcfan.org

mail.ge

mail.egoism.jp

mail.jpn.org

mail.run

mail.edu.rs

mail.lt

mail.vn

mail.sl

mail.gov.mu

mail.gov.in

mail.uz

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lmai.lt

DNS History

1 record (0 active, 1 former)

○A162.144.12.1582018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 06:29:00
○ 2026-05-04 08:58:00
○ 2026-05-11 01:23:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	o.mx-ns.mx, x.mx-ns.mx, i.mx-ns.mx, c.mx-ns.mx...	-
cgb.edu.mx	hazel.ns.cloudflare.com, nitin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.215

NS records: hazel.ns.cloudflare.com, nitin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cgb.edu.mx (unsigned zone)

⏱️ Timing

Total: 284ms | Queries: -

📄 Records

Type	Count	Sample Data

mail.cgb.edu.mx - robtex.com

mail.cgb.edu.mx

cgb.edu.mx