colmex.mx - dns.ninja

`colmex.mx`

DNSSEC	⚠️ Not signed
A	200.52.255.199^{🇲🇽 TOTALPLAY-1200.52.240.0/20 Total}
		PTR	`proxy.colmex.mx`
NS	`nse1.colmex.mx` ⭐
		A	192.100.175.2^{🇲🇽 TOTALPLAY-1192.100.175.0/24 CS-35490 - Transtelco}
			PTR	`nse1.colmex.mx`
NS	`nse2.colmex.mx`
		A	200.52.255.2^{🇲🇽 TOTALPLAY-1200.52.240.0/20 Total}
			PTR	`nse2.colmex.mx`
NS	`nsmex4.uninet.net.mx`
		A	200.33.146.217^{🇲🇽 UNINET200.33.146.0/24 UniNet}
			PTR	`nsmex4.uninet.net.mx`
MX	`mxa-00173a01.gslb.pphosted.com` ⭐
		A	148.163.158.100^{🇺🇸 Proofpoint148.163.158.0/23}
			PTR	`mx0b-00173a01.pphosted.com`
MX	`mxb-00173a01.gslb.pphosted.com` ⭐
		A	148.163.156.103^{🇺🇸 Proofpoint148.163.156.0/23}
			PTR	`mx0a-00173a01.pphosted.com`
TXT	`google-site-verification=RimhPfBNCf6ATa1cG_m75vg7GwD9EE40QDQ4Ubva7Js`
TXT	`vfw53zpgkr10z8jgzjjgqfjvwp0rlghj`
TXT	`x4gtwtm4zbqd2lx17lnhhpt85zn8gh5w`
TXT	`MS=ms17915377`
TXT	`fn00xpl067f2ld7g7vrc5j8f8tb4lh97`
TXT	`MTiLvBWaPkaSn8KorzZk4rkp5Bd1F/H7OZDzX7/GnXrMcCwN2D/ohc+j5D2Wri3PT9o7AusLSOuwY...`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf-00173a01.pphosted.com i...`
TXT	`63e7577eb18cd9f8f6ce3eb3dde3d6016daf4c6fe37853f5a9aed294ef5723d5`
SOA	`nse1.colmex.mx`hostmaster@colmex.mx 2020-05-25 #35

`mx`

	DNSSEC	🔒 Signed (DS record present)
	NS	`m.mx-ns.mx` ⭐
	NS	`c.mx-ns.mx`
	NS	`e.mx-ns.mx`
	NS	`i.mx-ns.mx`
	NS	`o.mx-ns.mx`
	NS	`x.mx-ns.mx`
	TXT	`v=spf1 -all`
	SOA	`m.mx-ns.mx`hostmaster@nic.mx serial=1783795925

rank #23950 globally
rank #36 in the tld

colmex.mx

colmex.mxis the official website of El Colegio de México (COLMEX), a prestigious Mexican public research and higher-education institution specialising in social sciences and humanities, based in Mexico City.

Key facts

Owner / operator: El Colegio de México (COLMEX)
TLD:.mx— Mexico (ccTLD)
Primary purpose: Institutional website for a public academic and research centre
Status: Active

WOT: SAFE (67/100)
📈 Tranco rank: #40,968

Subdomains

gral.colmex.mx

lingmex.colmex.mx

historiamexicana.colmex.mx

biblioweb2.colmex.mx

nse2.colmex.mx

ojs33.colmex.mx

datom.colmex.mx

ojs3.colmex.mx

estudiosdeasiayafrica.colmex.mx

proxy.colmex.mx

appprod.colmex.mx

acad.colmex.mx

cau.colmex.mx

biblio-rep.colmex.mx

dem.colmex.mx

biblioacad.colmex.mx

siswebprod.colmex.mx

smtp2.colmex.mx

cell.colmex.mx

mail.colmex.mx

archivos.colmex.mx

nse1.colmex.mx

owa.colmex.mx

web2.colmex.mx

biblioteca.colmex.mx

weblin.colmex.mx

ojsng.colmex.mx

www.colmex.mx

webcache2.colmex.mx

webproxy.colmex.mx

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DNS History

9 records (6 active, 3 former)

●NSnse1.colmex.mx2015-08-02 → 2026-07-11 · 2 obs

● 2015-08-02 15:38:46
● 2026-07-11 19:23:26

●NSnse2.colmex.mx2015-08-02 → 2026-07-11 · 2 obs

● 2015-08-02 15:38:46
● 2026-07-11 19:23:26

●NSnsmex4.uninet.net.mx2015-08-02 → 2026-07-11 · 2 obs

● 2015-08-02 15:38:46
● 2026-07-11 19:23:26

○MXcolmex-mx.mail.protection.outlook.com2015-08-02 → 2016-04-23 · 4 obs

● 2015-08-02 15:38:46
● 2016-04-23 11:28:56
○ 2016-06-01 23:41:44
○ 2026-07-11 19:23:26

●MXmxa-00173a01.gslb.pphosted.com2015-08-02 → 2026-07-11 · 2 obs

● 2015-08-02 15:38:46
● 2026-07-11 19:23:26

●MXmxb-00173a01.gslb.pphosted.com2015-08-02 → 2026-07-11 · 2 obs

● 2015-08-02 15:38:46
● 2026-07-11 19:23:26

●A200.52.255.1992016-09-28 → 2026-07-11 · 3 obs

○ 2016-09-09 12:18:48
● 2016-09-28 18:16:24
● 2026-07-11 19:23:26

○A200.52.255.342015-08-02 → 2015-10-12 · 4 obs

● 2015-08-02 15:38:46
● 2015-10-12 04:25:30
○ 2015-10-16 08:49:34
○ 2026-07-11 19:23:26

○A200.52.255.352015-10-16 → 2016-09-09 · 5 obs

○ 2015-10-12 04:25:30
● 2015-10-16 08:49:34
● 2016-09-09 12:18:48
○ 2016-09-28 18:16:24
○ 2026-07-11 19:23:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	o.mx-ns.mx, i.mx-ns.mx, e.mx-ns.mx, c.mx-ns.mx...	-
colmex.mx	nse1.colmex.mx, nse2.colmex.mx, nsmex4.uninet.net.mx	2 records

✅ Authoritative Response

Server:200.52.255.2

NS records: nse1.colmex.mx, nse2.colmex.mx, nsmex4.uninet.net.mx

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colmex.mx (unsigned zone)

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`200.52.255.199`
NS	3	`nsmex4.uninet.net.mx, nse1.colmex.mx...`
MX	2	`mxb-00173a01.gslb.pphosted.com (pri: 10), mxa-00173a01.gslb.pphosted.com (pri: 10)`
TXT	8	`MS=ms17915377, x4gtwtm4zbqd2lx17lnhhpt85zn8gh5w...`
SOA	1	`nse1.colmex.mx hostmaster.colmex.mx`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (nse1.colmex.mx, nse2.colmex.mx)

Analysis

Hierarchy

Among the subdomains of colmex.mx are gral.colmex.mx, lingmex.colmex.mx, historiamexicana.colmex.mx, biblioweb2.colmex.mx, nse2.colmex.mx and a few other host names.

IP Addresses

colmex.mx directs to one IP number, which is 200.52.255.199.

Further host names like proxy.colmex.mx and colmex.mx.cdn.cloudflare.net overlap in IP numbers with colmex.mx.

Name Servers

DNS for colmex.mx is handled by three authoritative name servers: nse1.colmex.mx, nse2.colmex.mx and nsmex4.uninet.net.mx.

There is at least partial name server overlap between colmex.mx and other domains — 192.147.201.in-addr.arpa, 79.233.148.in-addr.arpa, 27.79.200.in-addr.arpa and two more among them.

These name servers regularly appear alongside dnsadm-interno.uninet.net.mx, nsmex3.uninet.net.mx, nsmex2.uninet.net.mx and 5 other name servers in NS record sets.

nse1.colmex.mx, nse2.colmex.mx and nsmex4.uninet.net.mx all have one IP address each — nse1.colmex.mx directs to 192.100.175.2, nse2.colmex.mx directs to 200.52.255.2 and nsmex4.uninet.net.mx directs to 200.33.146.217.

Mail Servers

The MX records for colmex.mx point to two mail servers: mxa-00173a01.gslb.pphosted.com and mxb-00173a01.gslb.pphosted.com.

colmex.mx and domains like colmex.mx.cdn.cloudflare.net share an identical mail server configuration.

mxa-00173a01.gslb.pphosted.com → 148.163.158.100 and mxb-00173a01.gslb.pphosted.com → 148.163.156.103: one IP number per host name.