mathtools.net - dns.ninja

mathtools.net

DNSSEC⚠️ Not signed
A34.195.9.26🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-195-9-26.compute-1.amazonaws.com
A98.87.42.209🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
NSns-77.awsdns-09.com ⭐
A2600:9000:5300:4d00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-77.awsdns-09.com
A205.251.192.77🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-77.awsdns-09.com
NSns-1099.awsdns-09.org
A2600:9000:5304:4b00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1099.awsdns-09.org
A205.251.196.75🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1099.awsdns-09.org
NSns-1950.awsdns-51.co.uk
A2600:9000:5307:9e00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1950.awsdns-51.co.uk
A205.251.199.158🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1950.awsdns-51.co.uk
NSns-819.awsdns-38.net
A2600:9000:5303:3300::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-819.awsdns-38.net
A205.251.195.51🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-819.awsdns-38.net
TXTv=spf1 -all
SOAns-77.awsdns-09.comawsdns-hostmaster@amazon.com serial=1

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1783790892
rank #453725 globally
rank #12944 in the tld
WOT: SAFE (90/100)

Subdomains

www.mathtools.net

Same first word

mathtools.org
mathtools.com
mathtools.net

DNS History

48 records (6 active, 42 former)

200920112013201520172019202120232025NSns-1099.awsdns-09.orgns-1950.awsdns-51.co.ukns-77.awsdns-09.comns-819.awsdns-38.netns-master.mathworks.comns.mathworks.comns2.mathworks.comns3.mathworks.comMXmx0.mathworks.comsmtp.mathworks.co.uksmtp.mathworks.comA34.195.9.2698.87.42.209100.50.115.204107.22.120.131144.212.244.11144.212.244.1918.205.148.14018.215.141.25184.73.48.1663.211.230.1934.192.124.13734.202.67.3434.203.164.9134.226.187.12334.230.229.1534.237.103.12635.174.187.3944.205.87.4550.16.29.23452.20.48.24152.202.217.9752.204.188.24352.205.231.1852.23.75.17952.4.140.20352.45.217.23152.55.6.13252.71.104.12854.157.51.18554.175.43.13954.224.205.9654.83.137.25398.87.100.20398.87.232.11298.89.101.21598.90.121.5298.90.13.217
●NSns-1099.awsdns-09.org2026-02-25 → 2026-07-11 · 3 obs
○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-11 17:53:58
●NSns-1950.awsdns-51.co.uk2026-02-25 → 2026-07-11 · 3 obs
○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-11 17:53:58
●NSns-77.awsdns-09.com2026-02-25 → 2026-07-11 · 3 obs
○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-11 17:53:58
●NSns-819.awsdns-38.net2026-02-25 → 2026-07-11 · 3 obs
○ 2017-04-03 19:58:20
● 2026-02-25 06:24:26
● 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○MXmx0.mathworks.com2008-12-23 → 2008-12-23 · 3 obs
● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-11 17:53:58
○MXsmtp.mathworks.co.uk2008-12-23 → 2008-12-23 · 3 obs
● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-11 17:53:58
○MXsmtp.mathworks.com2008-12-23 → 2008-12-23 · 3 obs
● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○A144.212.244.112008-12-23 → 2008-12-23 · 3 obs
● 2008-12-23 19:25:20
○ 2015-09-01 10:22:14
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○A18.215.141.252026-02-25 → 2026-07-11 · 2 obs
○ 2026-02-25 06:24:26
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○A3.211.230.192026-07-03 → 2026-07-03 · 4 obs
○ 2026-06-26 23:58:02
● 2026-07-03 08:29:58
○ 2026-07-04 11:12:28
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
●A34.195.9.262026-07-04 → 2026-07-11 · 3 obs
○ 2026-07-03 08:29:58
● 2026-07-04 11:12:28
● 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○A35.174.187.392026-02-25 → 2026-07-11 · 2 obs
○ 2026-02-25 06:24:26
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○A52.204.188.2432026-07-03 → 2026-07-03 · 4 obs
○ 2026-06-26 23:58:02
● 2026-07-03 08:29:58
○ 2026-07-04 11:12:28
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
●A98.87.42.2092026-07-04 → 2026-07-11 · 3 obs
○ 2026-07-03 08:29:58
● 2026-07-04 11:12:28
● 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58
○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
○ 2026-07-11 17:53:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netl.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...-
mathtools.netns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org, ns-1950.awsdns-51.co.uk2 records

✅ Authoritative Response

Server:205.251.199.158

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: 386ms | Queries: -

📄 Records

TypeCountSample Data
A234.195.9.26, 98.87.42.209
NS4ns-1099.awsdns-09.org, ns-1950.awsdns-51.co.uk...
TXT1v=spf1 -all
SOA1ns-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

www.mathtools.net is a subdomain of mathtools.net.

IP Addresses

mathtools.net points to the IP addresses 34.195.9.26 and 98.87.42.209

Additional host names — www.mathworkscentral.com, www.handlegraphics.biz, matlabcentral.org and two others — share IP numbers with mathtools.net.

Name Servers

mathtools.net has four authoritative name servers: ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org and ns-1950.awsdns-51.co.uk.

The name servers of mathtools.net overlap at least partially with those of other domains — among them genexis.fr, stingeraustralia.com.au, dolfin.global and two more.

Each of the four hosts ns-77.awsdns-09.com, ns-819.awsdns-38.net, ns-1099.awsdns-09.org and ns-1950.awsdns-51.co.uk has two IP addresses. ns-77.awsdns-09.com points to 205.251.192.77 and 2600:9000:5300:4d00::1. ns-819.awsdns-38.net points to 205.251.195.51 and 2600:9000:5303:3300::1. ns-1099.awsdns-09.org points to 205.251.196.75 and 2600:9000:5304:4b00::1. ns-1950.awsdns-51.co.uk points to 205.251.199.158 and 2600:9000:5307:9e00::1.