`criticalnetworking.com.mx`

DNSSEC	⚠️ Not signed
A	66.225.221.122^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
		PTR	`priva268.spindns.com`
NS	`ns1.scdesarrollosweb.com.ar` ⭐ ⚠️ Not in parent delegation
		A	66.225.221.115^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
			PTR	`priva268.spindns.com`
NS	`ns1.tuhostingexpress.com` ⚠️ Not in zone NS records
		A	66.225.221.115^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
			PTR	`priva268.spindns.com`
NS	`ns2.scdesarrollosweb.com.ar` ⚠️ Not in parent delegation
		A	66.225.221.116^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
			PTR	`priva268.spindns.com`
NS	`ns2.tuhostingexpress.com` ⚠️ Not in zone NS records
		A	66.225.221.116^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
			PTR	`priva268.spindns.com`
MX	`criticalnetworking.com.mx` ⭐
		A	66.225.221.122^{🇺🇸 SERVERCENTRAL66.225.221.0/24}
			PTR	`priva268.spindns.com`
TXT	`v=spf1 ip4:66.225.221.114 +mx +a +ip4:142.44.148.151 ~all`
SOA	`ns1.scdesarrollosweb.com.ar`support@privatednsorg.com 2026-05-05 #1

`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=1781441392

WOT: NOT_SAFE (44/100)

MX for

criticalnetworking.com.mx

Subdomains

cpcontacts.criticalnetworking.com.mx

mail.criticalnetworking.com.mx

cpcalendars.criticalnetworking.com.mx

Same first word

criticalnetworking.org

criticalnetworking.com.mx

DNS History

19 records (6 active, 13 former)

●NSns1.scdesarrollosweb.com.ar2026-06-08 → 2026-06-14 · 3 obs

○ 2020-03-25 12:15:22
● 2026-06-08 21:42:42
● 2026-06-14 13:22:22

○NSns1.sinergia.io2015-07-14 → 2015-09-12 · 4 obs

● 2015-07-14 17:05:34
● 2015-09-12 03:58:34
○ 2015-12-09 06:46:52
○ 2026-06-14 13:22:22

○NSns1.sinergiahosting.net2017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-11 01:17:48
● 2017-04-01 02:56:12
○ 2020-03-25 12:15:22
○ 2026-06-14 13:22:22

●NSns1.tuhostingexpress.com2026-06-08 → 2026-06-14 · 3 obs

○ 2020-03-25 12:15:22
● 2026-06-08 21:42:42
● 2026-06-14 13:22:22

●NSns2.scdesarrollosweb.com.ar2026-06-08 → 2026-06-14 · 3 obs

○ 2020-03-25 12:15:22
● 2026-06-08 21:42:42
● 2026-06-14 13:22:22

○NSns2.sinergia.io2015-07-14 → 2015-09-12 · 4 obs

● 2015-07-14 17:05:34
● 2015-09-12 03:58:34
○ 2015-12-09 06:46:52
○ 2026-06-14 13:22:22

○NSns2.sinergiahosting.net2017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-11 01:17:48
● 2017-04-01 02:56:12
○ 2020-03-25 12:15:22
○ 2026-06-14 13:22:22

●NSns2.tuhostingexpress.com2026-06-08 → 2026-06-14 · 3 obs

○ 2020-03-25 12:15:22
● 2026-06-08 21:42:42
● 2026-06-14 13:22:22

○NSns3.sinergiahosting.com2015-12-09 → 2016-08-11 · 5 obs

○ 2015-09-12 03:58:34
● 2015-12-09 06:46:52
● 2016-08-11 01:17:48
○ 2017-04-01 02:56:12
○ 2026-06-14 13:22:22

○NSns3.sinergiahosting.net2020-03-25 → 2020-03-25 · 4 obs

○ 2017-04-01 02:56:12
● 2020-03-25 12:15:22
○ 2026-06-08 21:42:42
○ 2026-06-14 13:22:22

○NSns4.sinergiahosting.com2015-12-09 → 2016-08-11 · 5 obs

○ 2015-09-12 03:58:34
● 2015-12-09 06:46:52
● 2016-08-11 01:17:48
○ 2017-04-01 02:56:12
○ 2026-06-14 13:22:22

○NSns4.sinergiahosting.net2020-03-25 → 2020-03-25 · 4 obs

○ 2017-04-01 02:56:12
● 2020-03-25 12:15:22
○ 2026-06-08 21:42:42
○ 2026-06-14 13:22:22

●MXcriticalnetworking.com.mx2015-07-14 → 2026-06-14 · 2 obs

● 2015-07-14 17:05:34
● 2026-06-14 13:22:22

○A149.56.30.632017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-11 01:17:48
● 2017-04-01 02:56:12
○ 2020-03-25 12:15:22
○ 2026-06-14 13:22:22

○A192.99.170.2312015-07-14 → 2015-09-12 · 4 obs

● 2015-07-14 17:05:34
● 2015-09-12 03:58:34
○ 2015-12-09 06:46:52
○ 2026-06-14 13:22:22

○A198.50.229.692016-03-25 → 2016-08-11 · 5 obs

○ 2015-12-09 06:46:52
● 2016-03-25 23:20:20
● 2016-08-11 01:17:48
○ 2017-04-01 02:56:12
○ 2026-06-14 13:22:22

○A198.50.229.702015-12-09 → 2015-12-09 · 4 obs

○ 2015-09-12 03:58:34
● 2015-12-09 06:46:52
○ 2016-03-25 23:20:20
○ 2026-06-14 13:22:22

○A54.39.133.242020-03-25 → 2020-03-25 · 4 obs

○ 2017-04-01 02:56:12
● 2020-03-25 12:15:22
○ 2026-06-08 21:42:42
○ 2026-06-14 13:22:22

●A66.225.221.1222026-06-08 → 2026-06-14 · 3 obs

○ 2020-03-25 12:15:22
● 2026-06-08 21:42:42
● 2026-06-14 13:22:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	c.mx-ns.mx, m.mx-ns.mx, o.mx-ns.mx, e.mx-ns.mx...	-
criticalnetworking.com.mx	ns1.tuhostingexpress.com, ns2.tuhostingexpress.com	-

✅ Authoritative Response

Server:66.225.221.115

NS records: ns1.tuhostingexpress.com, ns2.tuhostingexpress.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 267ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.225.221.122`
NS	2	`ns1.scdesarrollosweb.com.ar, ns2.scdesarrollosweb.com.ar`
MX	1	`criticalnetworking.com.mx (pri: 0)`
TXT	1	`v=spf1 ip4:66.225.221.114 +mx +a +ip4:14`
SOA	1	`ns1.scdesarrollosweb.com.ar support.priv`

Analysis

Hierarchy

The domain criticalnetworking.com.mx is parent to cpcontacts.criticalnetworking.com.mx, mail.criticalnetworking.com.mx and cpcalendars.criticalnetworking.com.mx.

Mail Server Role

The MX record for criticalnetworking.com.mx points back to criticalnetworking.com.mx — it is its own mail server.

IP Addresses

criticalnetworking.com.mx directs to one IP number, which is 66.225.221.122.

Among the host names that share IP numbers with criticalnetworking.com.mx are cpcontacts.elcaminodelasbrujas.com.mx, mail.cemae.cl, ns2.pulsodigitalserver2.com and two others.

Name Servers

The domain criticalnetworking.com.mx is delegated to these four name servers: ns1.tuhostingexpress.com, ns2.tuhostingexpress.com, ns1.scdesarrollosweb.com.ar and ns2.scdesarrollosweb.com.ar.

At least some of criticalnetworking.com.mx's name servers are shared with other domains, for example bateriasenbogota.com, kreando99.com.mx, scdesarrollosweb.com.ar and two more.

These name servers tend to be deployed in combination with the name servers ns1.pcworkhn.com and ns2.pcworkhn.com.

ns1.tuhostingexpress.com, ns2.tuhostingexpress.com, ns1.scdesarrollosweb.com.ar and ns2.scdesarrollosweb.com.ar each point to exactly one IP address. ns1.tuhostingexpress.com directs to 66.225.221.115, ns2.tuhostingexpress.com directs to 66.225.221.116, ns1.scdesarrollosweb.com.ar directs to 66.225.221.115 and ns2.scdesarrollosweb.com.ar directs to 66.225.221.116. Two pairs share an IP: ns1.tuhostingexpress.com and ns1.scdesarrollosweb.com.ar share 66.225.221.115, and ns2.tuhostingexpress.com and ns2.scdesarrollosweb.com.ar share 66.225.221.116.

The host names ns1.tuhostingexpress.com and ns1.scdesarrollosweb.com.ar both resolve to 66.225.221.115 IP addresses.

The host names ns2.tuhostingexpress.com and ns2.scdesarrollosweb.com.ar both resolve to 66.225.221.116 IP addresses.

Mail Servers

The MX record for criticalnetworking.com.mx points to a single mail server: criticalnetworking.com.mx.

criticalnetworking.com.mx points to one IP number — 66.225.221.122.

criticalnetworking.com.mx - robtex.com