instructor.com.mx - dns.ninja

`instructor.com.mx`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:296f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a471^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.111^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.113^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`luciane.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2678^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c278^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luciane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2278^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luciane.ns.cloudflare.com`
		A	108.162.194.120^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	162.159.38.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	172.64.34.120^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
NS	`marvin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cfb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marvin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marvin.ns.cloudflare.com`
		A	108.162.195.251^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	162.159.44.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	172.64.35.251^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
TXT	`google-site-verification=2gvIShlRNZiED0JqP1j4-VipCCwhAR3iCR0tv9x_bz8`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.111, 172.67.164.113
		IPv6 hints	2606:4700:3033::6815:296f, 2606:4700:3037::ac43:a471
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com
SOA	`luciane.ns.cloudflare.com`dns@cloudflare.com serial=2405555046

`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=1782872794

WOT: NOT_SAFE (44/100)

Same first word

Similar names

trutronics.us

trustronic.com

trutronics.com

trutronics.org

DNS History

21 records (6 active, 15 former)

○NSdns1.hospeda.mx2015-07-20 → 2020-01-27 · 6 obs

● 2015-07-20 15:52:20
● 2015-11-17 04:47:26
○ 2016-01-27 01:29:34
● 2020-01-27 02:06:26
○ 2026-02-18 20:00:58
○ 2026-07-01 02:38:04

○NSdns2.hospeda.mx2015-07-20 → 2020-01-27 · 6 obs

● 2015-07-20 15:52:20
● 2015-11-17 04:47:26
○ 2016-01-27 01:29:34
● 2020-01-27 02:06:26
○ 2026-02-18 20:00:58
○ 2026-07-01 02:38:04

●NSluciane.ns.cloudflare.com2026-02-18 → 2026-07-01 · 3 obs

○ 2020-01-27 02:06:26
● 2026-02-18 20:00:58
● 2026-07-01 02:38:04

●NSmarvin.ns.cloudflare.com2026-02-18 → 2026-07-01 · 3 obs

○ 2020-01-27 02:06:26
● 2026-02-18 20:00:58
● 2026-07-01 02:38:04

○MXmail.instructor.com.mx2015-07-20 → 2020-01-27 · 6 obs

● 2015-07-20 15:52:20
● 2015-11-17 04:47:26
○ 2016-01-27 01:29:34
● 2020-01-27 02:06:26
○ 2026-02-18 20:00:58
○ 2026-07-01 02:38:04

●A104.21.41.1112026-02-19 → 2026-07-01 · 32 obs

○ 2026-02-18 22:56:36
● 2026-02-19 16:14:18
○ 2026-02-19 20:03:54
○ 2026-02-19 23:06:44
● 2026-02-20 09:46:06
● 2026-02-22 20:00:00
○ 2026-02-23 15:20:48
● 2026-02-23 18:28:30
● 2026-02-25 02:43:04
○ 2026-02-26 21:26:02
○ 2026-02-26 22:47:02
● 2026-03-01 15:55:34
○ 2026-03-02 21:57:58
○ 2026-03-03 23:07:18
● 2026-03-04 18:55:12
○ 2026-03-06 00:43:14
● 2026-03-07 09:53:34
● 2026-03-08 11:48:08
○ 2026-03-09 23:52:06
● 2026-03-11 08:51:10
● 2026-03-12 09:58:44
○ 2026-03-12 11:08:04
● 2026-03-14 10:40:58
○ 2026-03-14 17:16:48
● 2026-03-15 16:28:12
● 2026-03-16 09:08:26
○ 2026-03-17 15:51:20
● 2026-03-17 16:53:54
● 2026-03-23 16:24:08
○ 2026-03-23 18:47:54
● 2026-03-24 02:25:10
● 2026-07-01 02:38:04

○A172.64.80.12026-02-18 → 2026-07-01 · 2 obs

○ 2026-02-18 20:00:58
○ 2026-07-01 02:38:04

●A172.67.164.1132026-02-19 → 2026-07-01 · 32 obs

○A188.114.96.02026-02-18 → 2026-03-23 · 34 obs

○ 2026-02-18 20:00:58
● 2026-02-18 20:39:02
● 2026-02-18 22:56:36
○ 2026-02-19 16:14:18
○ 2026-02-19 20:03:54
● 2026-02-19 21:21:44
● 2026-02-19 23:06:44
○ 2026-02-20 09:46:06
○ 2026-02-26 21:26:02
● 2026-02-26 22:47:02
○ 2026-03-01 15:55:34
○ 2026-03-02 21:57:58
● 2026-03-03 16:18:18
○ 2026-03-03 18:10:14
● 2026-03-03 20:27:36
○ 2026-03-03 23:07:18
○ 2026-03-04 18:55:12
● 2026-03-06 00:43:14
○ 2026-03-07 09:53:34
○ 2026-03-08 11:48:08
● 2026-03-09 23:52:06
○ 2026-03-11 08:51:10
○ 2026-03-12 09:58:44
● 2026-03-12 11:08:04
○ 2026-03-14 10:40:58
● 2026-03-14 17:16:48
○ 2026-03-15 16:28:12
○ 2026-03-16 09:08:26
● 2026-03-17 15:51:20
○ 2026-03-17 16:53:54
○ 2026-03-23 16:24:08
● 2026-03-23 18:47:54
○ 2026-03-24 02:25:10
○ 2026-07-01 02:38:04

○A188.114.96.42026-02-18 → 2026-03-03 · 20 obs

○ 2020-01-27 02:06:26
● 2026-02-18 20:00:58
○ 2026-02-18 20:39:02
○ 2026-02-19 16:14:18
● 2026-02-19 20:03:54
○ 2026-02-19 21:21:44
○ 2026-02-22 20:00:00
● 2026-02-23 15:20:48
○ 2026-02-23 18:28:30
○ 2026-02-25 02:43:04
● 2026-02-26 21:26:02
○ 2026-02-26 22:47:02
○ 2026-03-01 15:55:34
● 2026-03-02 21:57:58
○ 2026-03-03 16:18:18
● 2026-03-03 18:10:14
○ 2026-03-03 20:27:36
● 2026-03-03 23:07:18
○ 2026-03-04 18:55:12
○ 2026-07-01 02:38:04

○A188.114.97.02026-02-18 → 2026-03-23 · 34 obs

○A188.114.97.42026-02-18 → 2026-03-03 · 20 obs

○A192.64.147.1502015-07-20 → 2020-01-27 · 6 obs

● 2015-07-20 15:52:20
● 2015-11-17 04:47:26
○ 2016-01-27 01:29:34
● 2020-01-27 02:06:26
○ 2026-02-18 20:00:58
○ 2026-07-01 02:38:04

○A2606:4700:3032::ac43:a4712026-02-19 → 2026-06-11 · 33 obs

○ 2026-02-18 20:00:58
○ 2026-02-18 22:56:36
● 2026-02-19 16:14:18
○ 2026-02-19 20:03:54
○ 2026-02-19 23:06:44
● 2026-02-20 09:46:06
● 2026-02-22 20:00:00
○ 2026-02-23 15:20:48
● 2026-02-23 18:28:30
● 2026-02-25 02:43:04
○ 2026-02-26 21:26:02
○ 2026-02-26 22:47:02
● 2026-03-01 15:55:34
○ 2026-03-02 21:57:58
○ 2026-03-03 23:07:18
● 2026-03-04 18:55:12
○ 2026-03-06 00:43:14
● 2026-03-07 09:53:34
● 2026-03-07 15:56:20
○ 2026-03-08 11:48:08
○ 2026-03-09 23:52:06
● 2026-03-11 08:51:10
● 2026-03-12 09:58:44
○ 2026-03-12 11:08:04
● 2026-03-14 10:40:58
● 2026-03-16 09:08:26
○ 2026-03-17 15:51:20
● 2026-03-17 16:53:54
● 2026-03-23 16:24:08
○ 2026-03-23 18:47:54
● 2026-03-24 02:25:10
● 2026-06-11 18:44:20
○ 2026-07-01 02:38:04

●A2606:4700:3033::6815:296f2026-07-01 → 2026-07-01 · 2 obs

○ 2026-06-11 18:44:20
● 2026-07-01 02:38:04

○A2606:4700:3035::6815:296f2026-02-19 → 2026-06-11 · 33 obs

●A2606:4700:3037::ac43:a4712026-07-01 → 2026-07-01 · 2 obs

○ 2026-06-11 18:44:20
● 2026-07-01 02:38:04

○A2a06:98c1:3120::2026-02-18 → 2026-03-23 · 32 obs

○ 2026-02-18 20:39:02
● 2026-02-18 22:56:36
○ 2026-02-19 16:14:18
○ 2026-02-19 20:03:54
● 2026-02-19 21:21:44
○ 2026-02-19 22:11:50
● 2026-02-19 23:06:44
○ 2026-02-20 09:46:06
○ 2026-02-26 21:26:02
● 2026-02-26 22:47:02
○ 2026-03-01 15:55:34
● 2026-03-02 21:57:58
○ 2026-03-03 16:18:18
○ 2026-03-03 20:27:36
● 2026-03-03 23:07:18
○ 2026-03-04 18:55:12
● 2026-03-06 00:43:14
○ 2026-03-07 09:53:34
○ 2026-03-07 15:56:20
● 2026-03-08 11:48:08
● 2026-03-09 23:52:06
○ 2026-03-11 08:51:10
○ 2026-03-12 09:58:44
● 2026-03-12 11:08:04
○ 2026-03-14 10:40:58
○ 2026-03-16 09:08:26
● 2026-03-17 15:51:20
○ 2026-03-17 16:53:54
○ 2026-03-23 16:24:08
● 2026-03-23 18:47:54
○ 2026-03-24 02:25:10
○ 2026-07-01 02:38:04

○A2a06:98c1:3120::42026-02-18 → 2026-03-03 · 20 obs

○ 2020-01-27 02:06:26
● 2026-02-18 20:00:58
● 2026-02-18 20:39:02
○ 2026-02-18 22:56:36
○ 2026-02-19 16:14:18
● 2026-02-19 20:03:54
○ 2026-02-19 21:21:44
● 2026-02-19 22:11:50
○ 2026-02-19 23:06:44
○ 2026-02-22 20:00:00
● 2026-02-23 15:20:48
○ 2026-02-23 18:28:30
○ 2026-02-25 02:43:04
● 2026-02-26 21:26:02
○ 2026-02-26 22:47:02
○ 2026-03-02 21:57:58
● 2026-03-03 16:18:18
● 2026-03-03 20:27:36
○ 2026-03-03 23:07:18
○ 2026-07-01 02:38:04

○A2a06:98c1:3121::2026-02-18 → 2026-03-23 · 32 obs

○A2a06:98c1:3121::42026-02-18 → 2026-03-03 · 20 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	c.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx, m.mx-ns.mx...	-
instructor.com.mx	marvin.ns.cloudflare.com, luciane.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.120

NS records: marvin.ns.cloudflare.com, luciane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 962ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.41.111, 172.67.164.113`
AAAA	2	`2606:4700:3033::6815:296f, 2606:4700:3037::ac43:a471`
NS	2	`luciane.ns.cloudflare.com, marvin.ns.cloudflare.com`
TXT	1	`google-site-verification=2gvIShlRNZiED0J`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`luciane.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

instructor.com.mx resolves to four IP addresses: 104.21.41.111, 172.67.164.113, 2606:4700:3033::6815:296f and 2606:4700:3037::ac43:a471.

mail.hotelkirst.com.br, afs-fhs.org, snapafoto.com plus two other host names have IP numbers in common with instructor.com.mx.

Name Servers

instructor.com.mx is served by two delegated name servers, luciane.ns.cloudflare.com and marvin.ns.cloudflare.com.

The name server configuration of instructor.com.mx is shared with other domains, for instance fna.com.mx, experts.uk.com, vipkrutaiekeme.icu and two others.

instructor.com.mx shares at least some of its name servers with other domains, including performanceservices.com, healthcareml.com, slotjpx3000.online and two others.

These name servers are frequently paired with the name servers joyce.ns.cloudflare.com and norah.ns.cloudflare.com.

Hosts with 6 IP addresses each:

luciane.ns.cloudflare.com carries IP addresses 108.162.194.120, 162.159.38.120 and 172.64.34.120, with 3 other addresses beyond those.

marvin.ns.cloudflare.com carries IP addresses 108.162.195.251, 162.159.44.251 and 172.64.35.251, with 3 other addresses beyond those.