`mathtools.net`

DNSSEC	⚠️ Not signed
A	3.211.230.19^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-211-230-19.compute-1.amazonaws.com`
A	52.204.188.243^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
NS	`ns-77.awsdns-09.com` ⭐
		A	2600:9000:5300:4d00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-77.awsdns-09.com`
		A	205.251.192.77^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-77.awsdns-09.com`
NS	`ns-1099.awsdns-09.org`
		A	2600:9000:5304:4b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1099.awsdns-09.org`
		A	205.251.196.75^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1099.awsdns-09.org`
NS	`ns-1950.awsdns-51.co.uk`
		A	2600:9000:5307:9e00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1950.awsdns-51.co.uk`
		A	205.251.199.158^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1950.awsdns-51.co.uk`
NS	`ns-819.awsdns-38.net`
		A	2600:9000:5303:3300::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-819.awsdns-38.net`
		A	205.251.195.51^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-819.awsdns-38.net`
TXT	`v=spf1 -all`
SOA	`ns-77.awsdns-09.com`awsdns-hostmaster@amazon.com serial=1

`net`

	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=1783089621

rank #445502 globally
rank #12747 in the tld
WOT: SAFE (90/100)

Subdomains

www.mathtools.net

Same first word

mathtools.org

mathtools.com

mathtools.net

DNS History

46 records (6 active, 40 former)

●NSns-1099.awsdns-09.org2026-02-25 → 2026-07-03 · 3 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-03 14:47:50

●NSns-1950.awsdns-51.co.uk2026-02-25 → 2026-07-03 · 3 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-03 14:47:50

●NSns-77.awsdns-09.com2026-02-25 → 2026-07-03 · 3 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-03 14:47:50

●NSns-819.awsdns-38.net2026-02-25 → 2026-07-03 · 3 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-03 14:47:50

○NSns-master.mathworks.com2015-09-01 → 2017-04-03 · 5 obs

○ 2008-12-23 19:25:20
● 2015-09-01 10:22:14
● 2017-04-03 19:58:20
○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○NSns.mathworks.com2008-12-23 → 2017-04-03 · 4 obs

● 2008-12-23 19:25:20
● 2017-04-03 19:58:20
○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○NSns2.mathworks.com2008-12-23 → 2017-04-03 · 4 obs

● 2008-12-23 19:25:20
● 2017-04-03 19:58:20
○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○NSns3.mathworks.com2008-12-23 → 2017-04-03 · 4 obs

● 2008-12-23 19:25:20
● 2017-04-03 19:58:20
○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○MXmx0.mathworks.com2008-12-23 → 2008-12-23 · 3 obs

● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-03 14:47:50

○MXsmtp.mathworks.co.uk2008-12-23 → 2008-12-23 · 3 obs

● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-03 14:47:50

○MXsmtp.mathworks.com2008-12-23 → 2008-12-23 · 3 obs

● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-03 14:47:50

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

○ 2026-05-02 10:55:18
● 2026-05-08 02:51:06
○ 2026-05-25 14:09:52
○ 2026-07-03 14:47:50

○A107.22.120.1312026-03-16 → 2026-03-17 · 5 obs

○ 2026-03-08 13:42:30
● 2026-03-16 09:32:00
● 2026-03-17 00:15:04
○ 2026-03-18 02:58:36
○ 2026-07-03 14:47:50

○A144.212.244.112008-12-23 → 2008-12-23 · 3 obs

● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-03 14:47:50

○A144.212.244.192015-09-01 → 2017-04-03 · 5 obs

○ 2008-12-23 19:25:20
● 2015-09-01 10:22:14
● 2017-04-03 19:58:20
○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

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

○ 2026-02-25 06:24:26
● 2026-03-03 01:03:18
● 2026-03-08 13:42:30
○ 2026-03-16 09:32:00
○ 2026-07-03 14:47:50

○A18.215.141.252026-02-25 → 2026-07-03 · 2 obs

○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○A184.73.48.1662026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-17 00:15:04
● 2026-03-18 02:58:36
○ 2026-03-22 15:59:56
○ 2026-07-03 14:47:50

●A3.211.230.192026-07-03 → 2026-07-03 · 3 obs

○ 2026-06-26 23:58:02
● 2026-07-03 08:29:58
● 2026-07-03 14:47:50

○A34.192.124.1372026-06-26 → 2026-06-26 · 4 obs

○ 2026-06-16 23:32:48
● 2026-06-26 23:58:02
○ 2026-07-03 08:29:58
○ 2026-07-03 14:47:50

○A34.202.67.342026-06-01 → 2026-06-01 · 4 obs

○ 2026-05-25 14:09:52
● 2026-06-01 02:29:18
○ 2026-06-03 04:58:40
○ 2026-07-03 14:47:50

○A34.203.164.912026-06-26 → 2026-06-26 · 4 obs

○ 2026-06-16 23:32:48
● 2026-06-26 23:58:02
○ 2026-07-03 08:29:58
○ 2026-07-03 14:47:50

○A34.226.187.1232026-02-25 → 2026-02-25 · 4 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
○ 2026-03-03 01:03:18
○ 2026-07-03 14:47:50

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

○ 2026-04-28 21:18:16
● 2026-05-02 10:55:18
○ 2026-05-08 02:51:06
○ 2026-07-03 14:47:50

○A34.237.103.1262026-03-28 → 2026-03-30 · 5 obs

○ 2026-03-22 15:59:56
● 2026-03-28 17:19:40
● 2026-03-30 07:57:32
○ 2026-04-27 16:50:16
○ 2026-07-03 14:47:50

○A35.174.187.392026-02-25 → 2026-07-03 · 2 obs

○ 2026-02-25 06:24:26
○ 2026-07-03 14:47:50

○A44.205.87.452026-04-27 → 2026-04-27 · 4 obs

○ 2026-03-30 07:57:32
● 2026-04-27 16:50:16
○ 2026-04-28 21:18:16
○ 2026-07-03 14:47:50

○A50.16.29.2342026-06-03 → 2026-06-10 · 5 obs

○ 2026-06-01 02:29:18
● 2026-06-03 04:58:40
● 2026-06-10 17:45:10
○ 2026-06-14 15:14:46
○ 2026-07-03 14:47:50

○A52.20.48.2412026-06-16 → 2026-06-16 · 4 obs

○ 2026-06-14 15:14:46
● 2026-06-16 23:32:48
○ 2026-06-26 23:58:02
○ 2026-07-03 14:47:50

○A52.202.217.972026-03-16 → 2026-03-17 · 5 obs

○ 2026-03-08 13:42:30
● 2026-03-16 09:32:00
● 2026-03-17 00:15:04
○ 2026-03-18 02:58:36
○ 2026-07-03 14:47:50

●A52.204.188.2432026-07-03 → 2026-07-03 · 3 obs

○ 2026-06-26 23:58:02
● 2026-07-03 08:29:58
● 2026-07-03 14:47:50

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

○ 2026-05-08 02:51:06
● 2026-05-25 14:09:52
● 2026-06-01 02:29:18
○ 2026-06-03 04:58:40
○ 2026-07-03 14:47:50

○A52.23.75.1792026-06-03 → 2026-06-10 · 5 obs

○ 2026-06-01 02:29:18
● 2026-06-03 04:58:40
● 2026-06-10 17:45:10
○ 2026-06-14 15:14:46
○ 2026-07-03 14:47:50

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

○ 2026-02-25 06:24:26
● 2026-03-03 01:03:18
● 2026-03-08 13:42:30
○ 2026-03-16 09:32:00
○ 2026-07-03 14:47:50

○A52.45.217.2312026-04-27 → 2026-05-02 · 5 obs

○ 2026-03-30 07:57:32
● 2026-04-27 16:50:16
● 2026-05-02 10:55:18
○ 2026-05-08 02:51:06
○ 2026-07-03 14:47:50

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

○ 2026-06-10 17:45:10
● 2026-06-14 15:14:46
○ 2026-06-16 23:32:48
○ 2026-07-03 14:47:50

○A52.71.104.1282026-03-28 → 2026-03-30 · 5 obs

○ 2026-03-22 15:59:56
● 2026-03-28 17:19:40
● 2026-03-30 07:57:32
○ 2026-04-27 16:50:16
○ 2026-07-03 14:47:50

○A54.157.51.1852026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-18 02:58:36
● 2026-03-22 15:59:56
○ 2026-03-28 17:19:40
○ 2026-07-03 14:47:50

○A54.175.43.1392026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-17 00:15:04
● 2026-03-18 02:58:36
○ 2026-03-22 15:59:56
○ 2026-07-03 14:47:50

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

○ 2026-06-10 17:45:10
● 2026-06-14 15:14:46
○ 2026-06-16 23:32:48
○ 2026-07-03 14:47:50

○A54.83.137.2532026-06-16 → 2026-06-16 · 4 obs

○ 2026-06-14 15:14:46
● 2026-06-16 23:32:48
○ 2026-06-26 23:58:02
○ 2026-07-03 14:47:50

○A98.87.100.2032026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-18 02:58:36
● 2026-03-22 15:59:56
○ 2026-03-28 17:19:40
○ 2026-07-03 14:47:50

○A98.87.232.1122026-02-25 → 2026-02-25 · 4 obs

○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
○ 2026-03-03 01:03:18
○ 2026-07-03 14:47:50

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

○ 2026-05-08 02:51:06
● 2026-05-25 14:09:52
○ 2026-06-01 02:29:18
○ 2026-07-03 14:47:50

○A98.90.121.522026-04-28 → 2026-04-28 · 4 obs

○ 2026-04-27 16:50:16
● 2026-04-28 21:18:16
○ 2026-05-02 10:55:18
○ 2026-07-03 14:47:50

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

○ 2026-05-02 10:55:18
● 2026-05-08 02:51:06
○ 2026-05-25 14:09:52
○ 2026-07-03 14:47:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net...	-
mathtools.net	ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org, ns-1950.awsdns-51.co.uk	2 records

✅ Authoritative Response

Server:205.251.196.75

NS records: ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org, ns-1950.awsdns-51.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathtools.net (unsigned zone)

⏱️ Timing

Total: 432ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.204.188.243, 3.211.230.19`
NS	4	`ns-1099.awsdns-09.org, ns-1950.awsdns-51.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-77.awsdns-09.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-819.awsdns-38.net, ns-819.awsdns-38.net)

Analysis

Hierarchy

mathtools.net is a parent domain of www.mathtools.net.

IP Addresses

mathtools.net directs to two IP numbers, 3.211.230.19 and 52.204.188.243

Two other host names, along with www.mathworkscentral.com, www.handlegraphics.biz and mathcloud.com, also share IP numbers with mathtools.net.

Name Servers

The NS records for mathtools.net point to four name servers: ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org and ns-1950.awsdns-51.co.uk.

mathtools.net shares at least some of its name servers with other domains, including genexis.fr, stingeraustralia.com.au, dolfin.global and two others.

The host names ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org and ns-1950.awsdns-51.co.uk each resolve to two IP addresses: ns-77.awsdns-09.com resolves to 205.251.192.77 and 2600:9000:5300:4d00::1; ns-819.awsdns-38.net resolves to 205.251.195.51 and 2600:9000:5303:3300::1; ns-1099.awsdns-09.org resolves to 205.251.196.75 and 2600:9000:5304:4b00::1; ns-1950.awsdns-51.co.uk resolves to 205.251.199.158 and 2600:9000:5307:9e00::1.

mathtools.net - robtex.com

mathtools.net

net

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`mathtools.net`

`net`