thinkthroughmath.com - dns.ninja

`thinkthroughmath.com`

DNSSEC	⚠️ Not signed
A	34.211.239.221^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
		PTR	`ec2-34-211-239-221.us-west-2.compute.amazonaws.com`
A	52.11.126.122^{🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix}
A	54.191.92.204^{🇺🇸 Amazon54.191.0.0/16 EC2 PDX prefix}
NS	`ns-1447.awsdns-52.org` ⭐
		A	2600:9000:5305:a700::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1447.awsdns-52.org`
		A	205.251.197.167^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1447.awsdns-52.org`
NS	`ns-1809.awsdns-34.co.uk`
		A	2600:9000:5307:1100::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1809.awsdns-34.co.uk`
		A	205.251.199.17^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1809.awsdns-34.co.uk`
NS	`ns-331.awsdns-41.com`
		A	2600:9000:5301:4b00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-331.awsdns-41.com`
		A	205.251.193.75^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-331.awsdns-41.com`
NS	`ns-584.awsdns-09.net`
		A	2600:9000:5302:4800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-584.awsdns-09.net`
		A	205.251.194.72^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-584.awsdns-09.net`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`MS=ms11280234`
TXT	`MS=ms55578144`
TXT	`MS=ms83185670`
TXT	`google-site-verification=tkLCP-rJZJeCz9oDLlqXBaRoalXIabTJkx8804ew27Y`
TXT	`openai-domain-verification=dv-OClwNhBnfyVNTLQp3fEG21C2`
TXT	`v=spf1 a include:spf.protection.outlook.com include:amazonses.com include:spf...`
SOA	`ns-1447.awsdns-52.org`awsdns-hostmaster@amazon.com serial=1

`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=1785572612

WOT: UNKNOWN (62/100)

Subdomains

tools.thinkthroughmath.com

lms.thinkthroughmath.com

go.thinkthroughmath.com

tools-dev.thinkthroughmath.com

live-teaching.thinkthroughmath.com

content.thinkthroughmath.com

rc.thinkthroughmath.com

login.thinkthroughmath.com

assets.thinkthroughmath.com

www.thinkthroughmath.com

stun.thinkthroughmath.com

Same first word

thinkthroughmath.blogspot.com

thinkthroughmath.net

thinkthroughmath.org

thinkthroughmath.com

DNS History

53 records (9 active, 44 former)

●NSns-1447.awsdns-52.org2026-02-17 → 2026-08-01 · 3 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-08-01 08:35:16

○NSns-1488.awsdns-58.org2015-08-18 → 2018-12-13 · 4 obs

● 2015-08-18 14:00:04
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

○NSns-151.awsdns-18.com2015-08-18 → 2018-12-13 · 4 obs

● 2015-08-18 14:00:04
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

●NSns-1809.awsdns-34.co.uk2026-02-17 → 2026-08-01 · 3 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-08-01 08:35:16

○NSns-1817.awsdns-35.co.uk2015-08-18 → 2018-12-13 · 4 obs

● 2015-08-18 14:00:04
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

●NSns-331.awsdns-41.com2026-02-17 → 2026-08-01 · 3 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-08-01 08:35:16

○NSns-568.awsdns-07.net2015-08-18 → 2018-12-13 · 4 obs

● 2015-08-18 14:00:04
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

●NSns-584.awsdns-09.net2026-02-17 → 2026-08-01 · 3 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-08-01 08:35:16

○MXthinkthroughmath-com.mail.eo.outlook.com2015-08-18 → 2017-02-13 · 4 obs

● 2015-08-18 14:00:04
● 2017-02-13 08:15:18
○ 2018-12-13 13:55:10
○ 2026-08-01 08:35:16

●MXus-smtp-inbound-1.mimecast.com2018-12-13 → 2026-08-01 · 3 obs

○ 2017-02-13 08:15:18
● 2018-12-13 13:55:10
● 2026-08-01 08:35:16

●MXus-smtp-inbound-2.mimecast.com2018-12-13 → 2026-08-01 · 3 obs

○ 2017-02-13 08:15:18
● 2018-12-13 13:55:10
● 2026-08-01 08:35:16

○A100.23.124.792026-04-24 → 2026-05-01 · 5 obs

○ 2026-04-13 00:46:06
● 2026-04-24 19:33:10
● 2026-05-01 17:03:56
○ 2026-05-09 15:04:00
○ 2026-08-01 08:35:16

○A100.23.140.1602026-02-17 → 2026-08-01 · 2 obs

○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

○A16.147.169.2452026-02-28 → 2026-03-05 · 5 obs

○ 2026-02-22 09:44:26
● 2026-02-28 07:39:04
● 2026-03-05 04:02:06
○ 2026-03-14 07:16:42
○ 2026-08-01 08:35:16

○A16.148.164.2342026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-01 17:03:56
● 2026-05-09 15:04:00
○ 2026-06-08 07:16:52
○ 2026-08-01 08:35:16

○A18.236.5.832026-03-27 → 2026-04-02 · 5 obs

○ 2026-03-14 07:16:42
● 2026-03-27 17:43:08
● 2026-04-02 07:23:26
○ 2026-04-12 18:00:04
○ 2026-08-01 08:35:16

○A18.246.156.2152026-02-17 → 2026-08-01 · 2 obs

○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

○A184.33.38.132026-07-22 → 2026-07-22 · 4 obs

○ 2026-07-02 16:36:38
● 2026-07-22 07:43:30
○ 2026-08-01 08:35:14
○ 2026-08-01 08:35:16

○A32.184.37.1502026-06-08 → 2026-06-08 · 4 obs

○ 2026-05-09 15:04:00
● 2026-06-08 07:16:52
○ 2026-07-02 16:36:38
○ 2026-08-01 08:35:16

○A32.185.134.632026-06-08 → 2026-06-08 · 4 obs

○ 2026-05-09 15:04:00
● 2026-06-08 07:16:52
○ 2026-07-02 16:36:38
○ 2026-08-01 08:35:16

●A34.211.239.2212026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-22 07:43:30
● 2026-08-01 08:35:14
● 2026-08-01 08:35:16

○A34.218.18.282026-06-08 → 2026-06-08 · 4 obs

○ 2026-05-09 15:04:00
● 2026-06-08 07:16:52
○ 2026-07-02 16:36:38
○ 2026-08-01 08:35:16

○A34.223.210.1772026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-01 17:03:56
● 2026-05-09 15:04:00
○ 2026-06-08 07:16:52
○ 2026-08-01 08:35:16

○A35.160.179.532018-12-13 → 2018-12-13 · 4 obs

○ 2017-02-13 08:15:18
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

○A35.163.201.1302026-04-24 → 2026-04-24 · 4 obs

○ 2026-04-13 00:46:06
● 2026-04-24 19:33:10
○ 2026-05-01 17:03:56
○ 2026-08-01 08:35:16

○A35.83.18.2512026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-05 04:02:06
● 2026-03-14 07:16:42
○ 2026-03-27 17:43:08
○ 2026-08-01 08:35:16

○A35.95.156.332026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-05 04:02:06
● 2026-03-14 07:16:42
○ 2026-03-27 17:43:08
○ 2026-08-01 08:35:16

○A44.227.179.1642026-07-02 → 2026-07-02 · 4 obs

○ 2026-06-08 07:16:52
● 2026-07-02 16:36:38
○ 2026-07-22 07:43:30
○ 2026-08-01 08:35:16

○A44.228.54.2422026-02-17 → 2026-02-19 · 5 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-02-19 06:23:12
○ 2026-02-20 02:06:08
○ 2026-08-01 08:35:16

○A44.231.13.1472026-07-22 → 2026-07-22 · 4 obs

○ 2026-07-02 16:36:38
● 2026-07-22 07:43:30
○ 2026-08-01 08:35:14
○ 2026-08-01 08:35:16

○A44.232.210.2202026-04-12 → 2026-04-13 · 5 obs

○ 2026-04-02 07:23:26
● 2026-04-12 18:00:04
● 2026-04-13 00:46:06
○ 2026-04-24 19:33:10
○ 2026-08-01 08:35:16

○A44.232.210.672026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-01 17:03:56
● 2026-05-09 15:04:00
○ 2026-06-08 07:16:52
○ 2026-08-01 08:35:16

○A44.232.91.842026-02-17 → 2026-02-22 · 5 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-02-22 09:44:26
○ 2026-02-28 07:39:04
○ 2026-08-01 08:35:16

○A44.239.28.172026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-01 01:19:18
● 2026-03-05 04:02:06
○ 2026-03-14 07:16:42
○ 2026-08-01 08:35:16

○A44.241.187.1252026-02-20 → 2026-02-22 · 5 obs

○ 2026-02-19 06:23:12
● 2026-02-20 02:06:08
● 2026-02-22 09:44:26
○ 2026-02-28 07:39:04
○ 2026-08-01 08:35:16

○A44.249.212.1412026-03-27 → 2026-04-02 · 5 obs

○ 2026-03-14 07:16:42
● 2026-03-27 17:43:08
● 2026-04-02 07:23:26
○ 2026-04-12 18:00:04
○ 2026-08-01 08:35:16

○A44.255.239.1312026-07-02 → 2026-07-02 · 4 obs

○ 2026-06-08 07:16:52
● 2026-07-02 16:36:38
○ 2026-07-22 07:43:30
○ 2026-08-01 08:35:16

●A52.11.126.1222026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-22 07:43:30
● 2026-08-01 08:35:14
● 2026-08-01 08:35:16

○A52.26.2.2422026-03-27 → 2026-04-02 · 5 obs

○ 2026-03-14 07:16:42
● 2026-03-27 17:43:08
● 2026-04-02 07:23:26
○ 2026-04-12 18:00:04
○ 2026-08-01 08:35:16

○A52.35.63.162026-02-17 → 2026-02-22 · 5 obs

○ 2018-12-13 13:55:10
● 2026-02-17 01:45:50
● 2026-02-22 09:44:26
○ 2026-02-28 07:39:04
○ 2026-08-01 08:35:16

○A52.35.94.342018-12-13 → 2018-12-13 · 4 obs

○ 2017-02-13 08:15:18
● 2018-12-13 13:55:10
○ 2026-02-17 01:45:50
○ 2026-08-01 08:35:16

○A52.36.251.2092026-04-24 → 2026-05-01 · 5 obs

○ 2026-04-13 00:46:06
● 2026-04-24 19:33:10
● 2026-05-01 17:03:56
○ 2026-05-09 15:04:00
○ 2026-08-01 08:35:16

○A52.37.28.162026-02-28 → 2026-03-05 · 5 obs

○ 2026-02-22 09:44:26
● 2026-02-28 07:39:04
● 2026-03-05 04:02:06
○ 2026-03-14 07:16:42
○ 2026-08-01 08:35:16

○A52.42.118.1062026-04-12 → 2026-04-13 · 5 obs

○ 2026-04-02 07:23:26
● 2026-04-12 18:00:04
● 2026-04-13 00:46:06
○ 2026-04-24 19:33:10
○ 2026-08-01 08:35:16

○A52.43.221.2212026-04-12 → 2026-04-13 · 5 obs

○ 2026-04-02 07:23:26
● 2026-04-12 18:00:04
● 2026-04-13 00:46:06
○ 2026-04-24 19:33:10
○ 2026-08-01 08:35:16

○A52.5.62.1382016-02-09 → 2017-02-13 · 5 obs

○ 2015-11-21 11:05:46
● 2016-02-09 16:30:54
● 2017-02-13 08:15:18
○ 2018-12-13 13:55:10
○ 2026-08-01 08:35:16

○A54.187.213.192026-07-02 → 2026-07-02 · 4 obs

○ 2026-06-08 07:16:52
● 2026-07-02 16:36:38
○ 2026-07-22 07:43:30
○ 2026-08-01 08:35:16

●A54.191.92.2042026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-22 07:43:30
● 2026-08-01 08:35:14
● 2026-08-01 08:35:16

○A54.203.154.1192026-05-01 → 2026-05-01 · 4 obs

○ 2026-04-24 19:33:10
● 2026-05-01 17:03:56
○ 2026-05-09 15:04:00
○ 2026-08-01 08:35:16

○A54.203.156.2352026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-05 04:02:06
● 2026-03-14 07:16:42
○ 2026-03-27 17:43:08
○ 2026-08-01 08:35:16

○A54.214.164.562026-07-22 → 2026-07-22 · 4 obs

○ 2026-07-02 16:36:38
● 2026-07-22 07:43:30
○ 2026-08-01 08:35:14
○ 2026-08-01 08:35:16

○A54.245.91.512026-02-28 → 2026-03-01 · 5 obs

○ 2026-02-22 09:44:26
● 2026-02-28 07:39:04
● 2026-03-01 01:19:18
○ 2026-03-05 04:02:06
○ 2026-08-01 08:35:16

○A54.83.26.1372015-08-18 → 2015-11-21 · 4 obs

● 2015-08-18 14:00:04
● 2015-11-21 11:05:46
○ 2016-02-09 16:30:54
○ 2026-08-01 08:35:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thinkthroughmath.com	ns-584.awsdns-09.net, ns-331.awsdns-41.com, ns-1809.awsdns-34.co.uk, ns-1447.awsdns-52.org	2 records

✅ Authoritative Response

Server:205.251.194.72

NS records: ns-584.awsdns-09.net, ns-331.awsdns-41.com, ns-1809.awsdns-34.co.uk, ns-1447.awsdns-52.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkthroughmath.com (unsigned zone)

⏱️ Timing

Total: 581ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`54.191.92.204, 34.211.239.221...`
NS	4	`ns-1447.awsdns-52.org, ns-1809.awsdns-34.co.uk...`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	6	`MS=ms11280234, MS=ms55578144...`
SOA	1	`ns-1447.awsdns-52.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-331.awsdns-41.com, ns-331.awsdns-41.com)

Analysis

Hierarchy

thinkthroughmath.com is a parent domain; its children include tools.thinkthroughmath.com, lms.thinkthroughmath.com, go.thinkthroughmath.com, tools-dev.thinkthroughmath.com, live-teaching.thinkthroughmath.com and a few other host names.

IP Addresses

The hostname thinkthroughmath.com resolves to three IP addresses: 34.211.239.221, 52.11.126.122 and 54.191.92.204.

Among others, imaginelearning.co, thelearningodyssey.com, ec2-34-211-239-221.us-west-2.compute.amazonaws.com and imaginethefutureoflearning.com resolve to the same IP numbers as thinkthroughmath.com.

Name Servers

thinkthroughmath.com has four authoritative name servers: ns-331.awsdns-41.com, ns-584.awsdns-09.net, ns-1447.awsdns-52.org and ns-1809.awsdns-34.co.uk.

thinkthroughmath.com partially shares its NS delegation with several other domains, including vendeagora.com, dolby.com, watatochi.co.jp and two others.

These name servers regularly co-occur with the name servers ns-50.awsdns-06.com, ns-1132.awsdns-13.org and ns-1687.awsdns-18.co.uk.

ns-331.awsdns-41.com, ns-584.awsdns-09.net, ns-1447.awsdns-52.org and ns-1809.awsdns-34.co.uk each carry two IP addresses. ns-331.awsdns-41.com has 205.251.193.75 and 2600:9000:5301:4b00::1; ns-584.awsdns-09.net has 205.251.194.72 and 2600:9000:5302:4800::1; ns-1447.awsdns-52.org has 205.251.197.167 and 2600:9000:5305:a700::1; ns-1809.awsdns-34.co.uk has 205.251.199.17 and 2600:9000:5307:1100::1.

Mail Servers

thinkthroughmath.com has two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

thinkthroughmath.com shares the same mail server setup as other domains, including thealtucherreport.com, ortconline.com, emsa.net and two others.

thinkthroughmath.com shares mail servers — at least in part — with other domains, including lumbermenassoc.com, connectmd.net, cis.idaho.gov and two others.

Host names with 6 IP numbers:

Hostname us-smtp-inbound-1.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Hostname us-smtp-inbound-2.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.242 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.242 IP addresses each.