cmtlearning.com - dns.ninja

`cmtlearning.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`dns0.mtgsy.com` ⭐
		A	2600:3c00::f03c:92ff:febb:133c^{🇺🇸 AKAMAI-LINODE-AP2600:3c00::/32}
			PTR	`dns0.mtgsy.com`
		A	45.79.43.217^{🇺🇸 AKAMAI-LINODE-AP45.79.32.0/19}
			PTR	`dns0.mtgsy.com`
NS	`dns1.name-s.net`
		A	2a01:7e01::f03c:92ff:fee5:5890^{🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32}
			PTR	`dns1.name-s.net`
		A	172.105.69.234^{🇩🇪 AKAMAI-LINODE-AP172.105.64.0/19}
			PTR	`dns1.name-s.net`
NS	`dns2.name-s.net`
		A	2600:3c01::f03c:92ff:fe24:8ad0^{🇺🇸 AKAMAI-LINODE-AP2600:3c01::/32}
			PTR	`dns2.name-s.net`
		A	74.207.254.12^{🇺🇸 AKAMAI-LINODE-AP74.207.240.0/20}
			PTR	`dns2.name-s.net`
NS	`dns3.mtgsy.com`
		A	2600:3c02::f03c:92ff:fee5:6b61^{🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32}
			PTR	`dns3.mtgsy.com`
		A	66.228.62.33^{🇺🇸 AKAMAI-LINODE-AP66.228.56.0/21}
			PTR	`dns3.mtgsy.com`
NS	`dns4.mtgsy.com`
		A	2a01:7e00::f03c:92ff:fee5:1daf^{🇬🇧 AKAMAI-LINODE-AP2a01:7e00::/32 Akamai Technologies}
			PTR	`dns4.mtgsy.com`
		A	178.79.133.227^{🇬🇧 AKAMAI-LINODE-AP178.79.128.0/18}
			PTR	`dns4.mtgsy.com`
MX	`cmtlearning-com.mail.protection.outlook.com` ⭐
MX	`mail.cmtlearning.com`⁽⁵⁰⁾
TXT	`airtable-verification=ec19c6cba3fb4600bc0d18571cf8748c`
TXT	`google-site-verification=WHLOZWyTodqtG86CiwBfYhgm_CotDOwRRYWxX6Wpdoo`
TXT	`MS=ms92311065`
TXT	`v=spf1 mx a include:_senderspf.copernica.com include:_spf.google.com include:...`
SOA	`dns0.mtgsy.com`hostmaster@cmtlearning.com 2023-07-21 #58

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783517341

Subdomains

www.cmtlearning.com

mail.cmtlearning.com

Same first word

cmtlearning.com

Similar names

tcmlearning.com

mrtcleaning.com

melgrantinc.com

mctlearning.com

internalmgc.com

cmginternal.com

learningtcm.com

DNS History

19 records (11 active, 8 former)

●NSdns0.mtgsy.com2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

●NSdns1.name-s.net2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

●NSdns2.name-s.net2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

●NSdns3.mtgsy.com2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

●NSdns4.mtgsy.com2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

○NSns1.mydyndns.org2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○NSns1162.dns.dyn.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○NSns2174.dns.dyn.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○NSns3194.dns.dyn.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○NSns4195.dns.dyn.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

●MXcmtlearning-com.mail.protection.outlook.com2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

●MXmail.cmtlearning.com2026-02-24 → 2026-07-08 · 3 obs

○ 2016-12-04 20:02:48
● 2026-02-24 04:53:38
● 2026-07-08 13:35:30

○MXmx1.emailsrvr.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○MXmx2.emailsrvr.com2015-06-10 → 2016-12-04 · 4 obs

● 2015-06-10 02:47:44
● 2016-12-04 20:02:48
○ 2026-02-24 04:53:38
○ 2026-07-08 13:35:30

○A195.224.70.2052015-06-10 → 2016-02-24 · 4 obs

● 2015-06-10 02:47:44
● 2016-02-24 14:29:52
○ 2016-04-10 15:09:20
○ 2026-07-08 13:35:30

●A198.185.159.1442016-04-10 → 2026-07-08 · 3 obs

○ 2016-02-24 14:29:52
● 2016-04-10 15:09:20
● 2026-07-08 13:35:30

●A198.185.159.1452016-04-10 → 2026-07-08 · 3 obs

○ 2016-02-24 14:29:52
● 2016-04-10 15:09:20
● 2026-07-08 13:35:30

●A198.49.23.1442016-04-10 → 2026-07-08 · 3 obs

○ 2016-02-24 14:29:52
● 2016-04-10 15:09:20
● 2026-07-08 13:35:30

●A198.49.23.1452016-04-10 → 2026-07-08 · 3 obs

○ 2016-02-24 14:29:52
● 2016-04-10 15:09:20
● 2026-07-08 13:35:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
cmtlearning.com	dns3.mtgsy.com, dns2.name-s.net, dns1.name-s.net, dns4.mtgsy.com...	6 records

✅ Authoritative Response

Server:45.79.43.217

NS records: dns3.mtgsy.com, dns2.name-s.net, dns1.name-s.net, dns4.mtgsy.com, dns0.mtgsy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmtlearning.com (unsigned zone)

⏱️ Timing

Total: 1705ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.144, 198.185.159.145...`
NS	5	`dns0.mtgsy.com, dns1.name-s.net...`
MX	2	`cmtlearning-com.mail.protection.outlook., mail.cmtlearning.com (pri: 50)`
TXT	4	`airtable-verification=ec19c6cba3fb4600bc, google-site-verification=WHLOZWyTodqtG86...`
SOA	1	`dns0.mtgsy.com hostmaster.cmtlearning.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (dns3.mtgsy.com, dns3.mtgsy.com, dns4.mtgsy.com...)

Analysis

Hierarchy

www.cmtlearning.com and mail.cmtlearning.com are both subdomains of cmtlearning.com.

IP Addresses

cmtlearning.com directs to four IP numbers, which are 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Name Servers

cmtlearning.com has five name servers, which are dns0.mtgsy.com, dns3.mtgsy.com, dns4.mtgsy.com and two others.

Hostnames that resolve to two IP addresses:

dns0.mtgsy.com points to 45.79.43.217 and 2600:3c00::f03c:92ff:febb:133c.

dns3.mtgsy.com points to 66.228.62.33 and 2600:3c02::f03c:92ff:fee5:6b61.

dns4.mtgsy.com points to 178.79.133.227 and 2a01:7e00::f03c:92ff:fee5:1daf.

dns1.name-s.net points to 172.105.69.234 and 2a01:7e01::f03c:92ff:fee5:5890.

dns2.name-s.net points to 74.207.254.12 and 2600:3c01::f03c:92ff:fe24:8ad0.

Mail Servers

Mail for cmtlearning.com is handled by two mail servers — mail.cmtlearning.com and cmtlearning-com.mail.protection.outlook.com.