mathtools.com - dns.ninja

`mathtools.com`

DNSSEC	⚠️ Not signed
A	34.195.9.26^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
		PTR	`ec2-34-195-9-26.compute-1.amazonaws.com`
A	98.87.42.209^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
NS	`ns-94.awsdns-11.com` ⭐
		A	2600:9000:5300:5e00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-94.awsdns-11.com`
		A	205.251.192.94^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-94.awsdns-11.com`
NS	`ns-1301.awsdns-34.org`
		A	2600:9000:5305:1500::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1301.awsdns-34.org`
		A	205.251.197.21^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1301.awsdns-34.org`
NS	`ns-1912.awsdns-47.co.uk`
		A	2600:9000:5307:7800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1912.awsdns-47.co.uk`
		A	205.251.199.120^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1912.awsdns-47.co.uk`
NS	`ns-562.awsdns-06.net`
		A	2600:9000:5302:3200::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-562.awsdns-06.net`
		A	205.251.194.50^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-562.awsdns-06.net`
TXT	`v=spf1 -all`
SOA	`ns-94.awsdns-11.com`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=1783781317

WOT: SAFE (61/100)

Same first word

mathtools.org

mathtools.com

mathtools.net

DNS History

48 records (6 active, 42 former)

●NSns-1301.awsdns-34.org2026-02-17 → 2026-07-11 · 3 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-07-11 15:07:56

●NSns-1912.awsdns-47.co.uk2026-02-17 → 2026-07-11 · 3 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-07-11 15:07:56

●NSns-562.awsdns-06.net2026-02-17 → 2026-07-11 · 3 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-07-11 15:07:56

●NSns-94.awsdns-11.com2026-02-17 → 2026-07-11 · 3 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-07-11 15:07:56

○NSns-master.mathworks.com2015-08-22 → 2017-08-28 · 4 obs

● 2015-08-22 08:28:42
● 2017-08-28 12:36:58
○ 2026-02-17 11:48:46
○ 2026-07-11 15:07:56

○NSns.mathworks.com2015-08-22 → 2017-08-28 · 4 obs

● 2015-08-22 08:28:42
● 2017-08-28 12:36:58
○ 2026-02-17 11:48:46
○ 2026-07-11 15:07:56

○NSns2.mathworks.com2015-08-22 → 2017-08-28 · 4 obs

● 2015-08-22 08:28:42
● 2017-08-28 12:36:58
○ 2026-02-17 11:48:46
○ 2026-07-11 15:07:56

○NSns3.mathworks.com2015-08-22 → 2017-08-28 · 4 obs

● 2015-08-22 08:28:42
● 2017-08-28 12:36:58
○ 2026-02-17 11:48:46
○ 2026-07-11 15:07:56

○A100.50.115.2042026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-02 22:05:06
● 2026-05-08 02:51:06
○ 2026-05-16 00:17:18
○ 2026-07-11 15:07:56

○A107.21.7.262026-06-21 → 2026-06-21 · 4 obs

○ 2026-06-18 21:42:54
● 2026-06-21 07:58:36
○ 2026-06-23 08:00:36
○ 2026-07-11 15:07:56

○A107.22.120.1312026-03-16 → 2026-03-16 · 5 obs

○ 2026-03-08 13:42:14
● 2026-03-16 09:32:00
● 2026-03-16 10:53:50
○ 2026-03-26 03:20:08
○ 2026-07-11 15:07:56

○A144.212.130.192015-08-22 → 2017-08-28 · 4 obs

● 2015-08-22 08:28:42
● 2017-08-28 12:36:58
○ 2026-02-17 11:48:46
○ 2026-07-11 15:07:56

○A18.205.148.1402026-03-03 → 2026-03-08 · 5 obs

○ 2026-02-25 06:24:20
● 2026-03-03 01:03:18
● 2026-03-08 13:42:14
○ 2026-03-16 09:32:00
○ 2026-07-11 15:07:56

○A18.215.141.252026-02-17 → 2026-02-19 · 5 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-02-19 12:53:48
○ 2026-02-22 13:07:52
○ 2026-07-11 15:07:56

○A3.211.230.192026-07-03 → 2026-07-03 · 4 obs

○ 2026-06-28 09:07:24
● 2026-07-03 08:29:58
○ 2026-07-04 07:08:08
○ 2026-07-11 15:07:56

○A3.220.156.1242026-06-23 → 2026-06-23 · 4 obs

○ 2026-06-21 07:58:36
● 2026-06-23 08:00:36
○ 2026-06-28 09:07:24
○ 2026-07-11 15:07:56

○A32.194.31.1652026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-30 05:55:00
● 2026-04-09 10:54:40
○ 2026-05-02 22:05:06
○ 2026-07-11 15:07:56

○A34.192.124.1372026-06-28 → 2026-06-28 · 4 obs

○ 2026-06-23 08:00:36
● 2026-06-28 09:07:24
○ 2026-07-03 08:29:58
○ 2026-07-11 15:07:56

●A34.195.9.262026-07-04 → 2026-07-11 · 3 obs

○ 2026-07-03 08:29:58
● 2026-07-04 07:08:08
● 2026-07-11 15:07:56

○A34.202.67.342026-05-30 → 2026-06-01 · 5 obs

○ 2026-05-25 14:07:16
● 2026-05-30 10:03:06
● 2026-06-01 02:29:18
○ 2026-06-03 04:58:40
○ 2026-07-11 15:07:56

○A34.203.164.912026-06-28 → 2026-06-28 · 4 obs

○ 2026-06-23 08:00:36
● 2026-06-28 09:07:24
○ 2026-07-03 08:29:58
○ 2026-07-11 15:07:56

○A34.203.55.2032026-05-16 → 2026-05-16 · 4 obs

○ 2026-05-08 02:51:06
● 2026-05-16 00:17:18
○ 2026-05-25 14:07:16
○ 2026-07-11 15:07:56

○A34.226.187.1232026-02-22 → 2026-02-25 · 5 obs

○ 2026-02-19 12:53:48
● 2026-02-22 13:07:52
● 2026-02-25 06:24:20
○ 2026-03-03 01:03:18
○ 2026-07-11 15:07:56

○A34.230.229.152026-05-02 → 2026-05-02 · 4 obs

○ 2026-04-09 10:54:40
● 2026-05-02 22:05:06
○ 2026-05-08 02:51:06
○ 2026-07-11 15:07:56

○A34.237.103.1262026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-26 03:20:08
● 2026-03-30 05:55:00
○ 2026-04-09 10:54:40
○ 2026-07-11 15:07:56

○A35.168.132.1552026-05-16 → 2026-05-16 · 4 obs

○ 2026-05-08 02:51:06
● 2026-05-16 00:17:18
○ 2026-05-25 14:07:16
○ 2026-07-11 15:07:56

○A35.174.187.392026-02-17 → 2026-02-19 · 5 obs

○ 2017-08-28 12:36:58
● 2026-02-17 11:48:46
● 2026-02-19 12:53:48
○ 2026-02-22 13:07:52
○ 2026-07-11 15:07:56

○A44.208.229.792026-06-23 → 2026-06-23 · 4 obs

○ 2026-06-21 07:58:36
● 2026-06-23 08:00:36
○ 2026-06-28 09:07:24
○ 2026-07-11 15:07:56

○A50.16.29.2342026-06-03 → 2026-06-11 · 5 obs

○ 2026-06-01 02:29:18
● 2026-06-03 04:58:40
● 2026-06-11 05:16:12
○ 2026-06-14 02:29:04
○ 2026-07-11 15:07:56

○A52.20.48.2412026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-14 02:29:04
● 2026-06-18 21:42:54
○ 2026-06-21 07:58:36
○ 2026-07-11 15:07:56

○A52.202.217.972026-03-16 → 2026-03-16 · 5 obs

○ 2026-03-08 13:42:14
● 2026-03-16 09:32:00
● 2026-03-16 10:53:50
○ 2026-03-26 03:20:08
○ 2026-07-11 15:07:56

○A52.204.117.602026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-30 05:55:00
● 2026-04-09 10:54:40
○ 2026-05-02 22:05:06
○ 2026-07-11 15:07:56

○A52.204.188.2432026-07-03 → 2026-07-03 · 4 obs

○ 2026-06-28 09:07:24
● 2026-07-03 08:29:58
○ 2026-07-04 07:08:08
○ 2026-07-11 15:07:56

○A52.205.231.182026-05-25 → 2026-06-01 · 5 obs

○ 2026-05-16 00:17:18
● 2026-05-25 14:07:16
● 2026-06-01 02:29:18
○ 2026-06-03 04:58:40
○ 2026-07-11 15:07:56

○A52.23.75.1792026-06-03 → 2026-06-11 · 5 obs

○ 2026-06-01 02:29:18
● 2026-06-03 04:58:40
● 2026-06-11 05:16:12
○ 2026-06-14 02:29:04
○ 2026-07-11 15:07:56

○A52.4.140.2032026-03-03 → 2026-03-08 · 5 obs

○ 2026-02-25 06:24:20
● 2026-03-03 01:03:18
● 2026-03-08 13:42:14
○ 2026-03-16 09:32:00
○ 2026-07-11 15:07:56

○A52.45.217.2312026-05-02 → 2026-05-02 · 4 obs

○ 2026-04-09 10:54:40
● 2026-05-02 22:05:06
○ 2026-05-08 02:51:06
○ 2026-07-11 15:07:56

○A52.55.6.1322026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 05:16:12
● 2026-06-14 02:29:04
○ 2026-06-18 21:42:54
○ 2026-07-11 15:07:56

○A52.71.104.1282026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-26 03:20:08
● 2026-03-30 05:55:00
○ 2026-04-09 10:54:40
○ 2026-07-11 15:07:56

○A54.157.51.1852026-03-26 → 2026-03-26 · 4 obs

○ 2026-03-16 10:53:50
● 2026-03-26 03:20:08
○ 2026-03-30 05:55:00
○ 2026-07-11 15:07:56

○A54.224.205.962026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 05:16:12
● 2026-06-14 02:29:04
○ 2026-06-18 21:42:54
○ 2026-07-11 15:07:56

○A54.224.38.1312026-06-21 → 2026-06-21 · 4 obs

○ 2026-06-18 21:42:54
● 2026-06-21 07:58:36
○ 2026-06-23 08:00:36
○ 2026-07-11 15:07:56

○A54.83.137.2532026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-14 02:29:04
● 2026-06-18 21:42:54
○ 2026-06-21 07:58:36
○ 2026-07-11 15:07:56

○A98.87.100.2032026-03-26 → 2026-03-26 · 4 obs

○ 2026-03-16 10:53:50
● 2026-03-26 03:20:08
○ 2026-03-30 05:55:00
○ 2026-07-11 15:07:56

○A98.87.232.1122026-02-22 → 2026-02-25 · 5 obs

○ 2026-02-19 12:53:48
● 2026-02-22 13:07:52
● 2026-02-25 06:24:20
○ 2026-03-03 01:03:18
○ 2026-07-11 15:07:56

●A98.87.42.2092026-07-04 → 2026-07-11 · 3 obs

○ 2026-07-03 08:29:58
● 2026-07-04 07:08:08
● 2026-07-11 15:07:56

○A98.89.101.2152026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-16 00:17:18
● 2026-05-25 14:07:16
○ 2026-05-30 10:03:06
○ 2026-07-11 15:07:56

○A98.90.13.2172026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-02 22:05:06
● 2026-05-08 02:51:06
○ 2026-05-16 00:17:18
○ 2026-07-11 15:07:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
mathtools.com	ns-94.awsdns-11.com, ns-562.awsdns-06.net, ns-1912.awsdns-47.co.uk, ns-1301.awsdns-34.org	2 records

✅ Authoritative Response

Server:205.251.197.21

NS records: ns-94.awsdns-11.com, ns-562.awsdns-06.net, ns-1912.awsdns-47.co.uk, ns-1301.awsdns-34.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathtools.com (unsigned zone)

⏱️ Timing

Total: 247ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`98.87.42.209, 34.195.9.26`
NS	4	`ns-1301.awsdns-34.org, ns-1912.awsdns-47.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-94.awsdns-11.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-94.awsdns-11.com, ns-94.awsdns-11.com)

Analysis

IP Addresses

mathtools.com directs to two IP numbers, 34.195.9.26 and 98.87.42.209

Two other host names, along with simpowersystems.net, biopharmacentral.com and matlab.forsale, also share IP numbers with mathtools.com.

Name Servers

The NS records for mathtools.com point to four name servers: ns-94.awsdns-11.com, ns-562.awsdns-06.net, ns-1301.awsdns-34.org and ns-1912.awsdns-47.co.uk.

mathtools.com has at least partial name server overlap with other domains, such as global-fleet-insights.com, f0101bet.com, trusummit.com and two others.

ns-94.awsdns-11.com, ns-562.awsdns-06.net, ns-1301.awsdns-34.org and ns-1912.awsdns-47.co.uk all point to exactly two IP numbers each: ns-94.awsdns-11.com → 205.251.192.94 and 2600:9000:5300:5e00::1; ns-562.awsdns-06.net → 205.251.194.50 and 2600:9000:5302:3200::1; ns-1301.awsdns-34.org → 205.251.197.21 and 2600:9000:5305:1500::1; ns-1912.awsdns-47.co.uk → 205.251.199.120 and 2600:9000:5307:7800::1.