cefsu.edu.mx - robtex.com

cefsu.edu.mx

DNSSEC⚠️ Not signed
A35.184.136.254🇺🇸 Google35.184.128.0/20
PTR254.136.184.35.bc.googleusercontent.com
NSbayan.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b48🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A2803:f800:50::6ca2:c148🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbayan.ns.cloudflare.com
A2a06:98c1:50::ac40:2148🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbayan.ns.cloudflare.com
A108.162.193.72🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A172.64.33.72🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A173.245.59.72🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
NSsurina.ns.cloudflare.com
A2606:4700:50::a29f:2613🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A2803:f800:50::6ca2:c213🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsurina.ns.cloudflare.com
A2a06:98c1:50::ac40:2213🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsurina.ns.cloudflare.com
A108.162.194.19🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A162.159.38.19Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A172.64.34.19🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c17::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f27.1e100.net
A2607:f8b0:4004:c1f::1a🇺🇸 Google2607:f8b0:4004::/48
PTRpd-in-f26.1e100.net
A2607:f8b0:4004:c1f::1b🇺🇸 Google2607:f8b0:4004::/48
PTRpd-in-f27.1e100.net
A2607:f8b0:4004:c21::1b🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f27.1e100.net
A64.233.180.26🇺🇸 Google64.233.180.0/24
PTRon-in-f26.1e100.net
PTRpe-in-f26.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
A142.251.16.27🇺🇸 Google142.251.16.0/24
PTRbl-in-f27.1e100.net
A142.251.179.26🇺🇸 Google142.251.179.0/24
PTRpd-in-f26.1e100.net
A142.251.179.27🇺🇸 Google142.251.179.0/24
PTRpd-in-f27.1e100.net
TXTgoogle-site-verification=kHdtzg8X_T_DSKALb1LLCe683GgfYGhj3ASYxaPcwVg
TXTv=spf1 include:_spf.google.com ~all
SOAbayan.ns.cloudflare.comdns@cloudflare.com serial=2411202201

edu.mx

DNSSEC⚠️ Not signed
NSm.mx-ns.mx ⭐ ⚠️ Not in parent delegation
NSc.mx-ns.mx ⚠️ Not in parent delegation
NSe.mx-ns.mx ⚠️ Not in parent delegation
NSi.mx-ns.mx ⚠️ Not in parent delegation
NSo.mx-ns.mx ⚠️ Not in parent delegation
NSx.mx-ns.mx ⚠️ Not in parent delegation
TXTv=spf1 -all
SOAm.mx-ns.mxhostmaster@nic.mx serial=1786610558
WOT: SAFE (58/100)

Same first word

cefsu.edu.mx

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DNS History

4 records (4 active, 0 former)

NSbayan.ns.cloudflare.comsurina.ns.cloudflare.comMXsmtp.google.comA35.184.136.254
●NSbayan.ns.cloudflare.com2026-05-12 → 2026-08-13 · 2 obs
● 2026-05-12 10:45:20
● 2026-08-13 11:22:06
●NSsurina.ns.cloudflare.com2026-05-12 → 2026-08-13 · 2 obs
● 2026-05-12 10:45:20
● 2026-08-13 11:22:06
●MXsmtp.google.com2026-05-12 → 2026-08-13 · 2 obs
● 2026-05-12 10:45:20
● 2026-08-13 11:22:06
●A35.184.136.2542026-05-12 → 2026-08-13 · 2 obs
● 2026-05-12 10:45:20
● 2026-08-13 11:22:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
mxc.mx-ns.mx, i.mx-ns.mx, o.mx-ns.mx, e.mx-ns.mx...-
cefsu.edu.mxbayan.ns.cloudflare.com, surina.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.72

NS records: bayan.ns.cloudflare.com, surina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 545ms | Queries: -

📄 Records

TypeCountSample Data
A135.184.136.254
NS2bayan.ns.cloudflare.com, surina.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT2google-site-verification=kHdtzg8X_T_DSKA, v=spf1 include:_spf.google.com ~all
SOA1bayan.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

cefsu.edu.mx resolves to one IP address: 35.184.136.254.

cesbiem.com, grupopetroil.com.mx, 254.136.184.35.bc.googleusercontent.com and two other host names share IP numbers with cefsu.edu.mx.

Name Servers

cefsu.edu.mx is delegated to two name servers: bayan.ns.cloudflare.com and surina.ns.cloudflare.com.

cefsu.edu.mx uses the same name servers as several other domains — among them aimindwork.com, consecuenciasdelalcohol.com, gascytsa.com.mx and two more.

There is at least partial name server overlap between cefsu.edu.mx and other domains — hf26x.com, mobu.io, mecze-dzis.pl and two more among them.

These name servers frequently co-occur with the name servers donna.ns.cloudflare.com and adrian.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

bayan.ns.cloudflare.com resolves to 108.162.193.72, 172.64.33.72, 173.245.59.72 and 3 other IP addresses.

surina.ns.cloudflare.com resolves to 108.162.194.19, 162.159.38.19, 172.64.34.19 and 3 other IP addresses.

Mail Servers

Mail for cefsu.edu.mx is handled by a single mail server, smtp.google.com.

cefsu.edu.mx uses an identical mail server configuration to several other domains — among them fusional.work, ramverma.com, otishouse.net and two more.

cefsu.edu.mx has at least partial mail server overlap with other domains such as sgrafica.net, 1k4.ai, uaco.edu.mx and two more.

These mail servers commonly appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 64.233.180.26, 64.233.180.27, 142.251.16.27 and 6 others.