mathtools.org - dns.ninja

mathtools.org

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-1032.awsdns-01.org ⭐
A2600:9000:5304:800::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1032.awsdns-01.org
A205.251.196.8🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1032.awsdns-01.org
NSns-1019.awsdns-63.net
A2600:9000:5303:fb00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-1019.awsdns-63.net
A205.251.195.251🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-1019.awsdns-63.net
NSns-1771.awsdns-29.co.uk
A2600:9000:5306:eb00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1771.awsdns-29.co.uk
A205.251.198.235🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1771.awsdns-29.co.uk
NSns-275.awsdns-34.com
A2600:9000:5301:1300::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-275.awsdns-34.com
A205.251.193.19🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-275.awsdns-34.com
TXTv=spf1 -all
SOAns-1032.awsdns-01.orgawsdns-hostmaster@amazon.com serial=1

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1783916108

Same first word

mathtools.org
mathtools.com
mathtools.net

DNS History

46 records (6 active, 40 former)

20162017201820192020202120222023202420252026NSns-1019.awsdns-63.netns-1032.awsdns-01.orgns-1771.awsdns-29.co.ukns-275.awsdns-34.comns-master.mathworks.comns.mathworks.comns2.mathworks.comns3.mathworks.comA34.195.9.2698.87.42.209100.50.115.204107.22.120.131144.212.130.17144.212.244.1718.205.148.14018.215.141.253.211.230.193.216.37.2073.220.156.12434.192.124.13734.202.67.3434.203.164.9134.226.187.12334.230.229.1534.237.103.12635.171.222.11635.172.71.13735.174.187.3944.205.87.4544.208.229.7950.16.29.23452.202.217.9752.204.17.23252.204.188.24352.204.200.18252.205.231.1852.23.75.17952.4.140.20352.45.217.23152.71.104.12854.157.51.18554.163.67.4698.87.100.20398.87.130.16498.87.232.11298.90.13.217
●NSns-1019.awsdns-63.net2026-02-16 → 2026-07-13 · 3 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-07-13 04:40:06
●NSns-1032.awsdns-01.org2026-02-16 → 2026-07-13 · 3 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-07-13 04:40:06
●NSns-1771.awsdns-29.co.uk2026-02-16 → 2026-07-13 · 3 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-07-13 04:40:06
●NSns-275.awsdns-34.com2026-02-16 → 2026-07-13 · 3 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-07-13 04:40:06
○NSns-master.mathworks.com2015-08-09 → 2017-08-30 · 4 obs
● 2015-08-09 23:47:34
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○NSns.mathworks.com2015-08-09 → 2017-08-30 · 4 obs
● 2015-08-09 23:47:34
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○NSns2.mathworks.com2015-08-09 → 2017-08-30 · 4 obs
● 2015-08-09 23:47:34
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○NSns3.mathworks.com2015-08-09 → 2017-08-30 · 4 obs
● 2015-08-09 23:47:34
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○A100.50.115.2042026-05-04 → 2026-05-14 · 5 obs
○ 2026-05-02 18:56:02
● 2026-05-04 18:11:34
● 2026-05-14 13:30:24
○ 2026-05-28 00:44:34
○ 2026-07-13 04:40:06
○A107.22.120.1312026-03-14 → 2026-03-16 · 5 obs
○ 2026-03-12 19:28:20
● 2026-03-14 18:18:52
● 2026-03-16 09:32:06
○ 2026-03-22 16:00:02
○ 2026-07-13 04:40:06
○A144.212.130.172015-08-09 → 2017-08-30 · 6 obs
● 2015-08-09 23:47:34
○ 2015-12-10 16:37:08
● 2016-03-20 08:51:02
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○A144.212.244.172015-08-09 → 2017-08-30 · 4 obs
● 2015-08-09 23:47:34
● 2017-08-30 06:49:02
○ 2026-02-16 13:48:18
○ 2026-07-13 04:40:06
○A18.205.148.1402026-03-02 → 2026-03-12 · 5 obs
○ 2026-02-26 10:56:50
● 2026-03-02 10:35:50
● 2026-03-12 19:28:20
○ 2026-03-14 18:18:52
○ 2026-07-13 04:40:06
○A18.215.141.252026-02-16 → 2026-02-21 · 5 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-02-21 14:38:52
○ 2026-02-25 06:24:24
○ 2026-07-13 04:40:06
○A3.211.230.192026-07-03 → 2026-07-03 · 4 obs
○ 2026-06-30 11:24:14
● 2026-07-03 14:08:54
○ 2026-07-05 01:05:52
○ 2026-07-13 04:40:06
○A3.216.37.2072026-04-17 → 2026-04-17 · 4 obs
○ 2026-04-04 05:36:42
● 2026-04-17 07:57:36
○ 2026-04-24 01:51:26
○ 2026-07-13 04:40:06
○A3.220.156.1242026-06-23 → 2026-06-23 · 4 obs
○ 2026-06-16 18:23:08
● 2026-06-23 09:53:06
○ 2026-06-30 11:24:14
○ 2026-07-13 04:40:06
○A34.192.124.1372026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-23 09:53:06
● 2026-06-30 11:24:14
○ 2026-07-03 14:08:54
○ 2026-07-13 04:40:06
●A34.195.9.262026-07-05 → 2026-07-13 · 3 obs
○ 2026-07-03 14:08:54
● 2026-07-05 01:05:52
● 2026-07-13 04:40:06
○A34.202.67.342026-05-28 → 2026-06-01 · 5 obs
○ 2026-05-14 13:30:24
● 2026-05-28 00:44:34
● 2026-06-01 02:29:20
○ 2026-06-01 06:19:28
○ 2026-07-13 04:40:06
○A34.203.164.912026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-23 09:53:06
● 2026-06-30 11:24:14
○ 2026-07-03 14:08:54
○ 2026-07-13 04:40:06
○A34.226.187.1232026-02-25 → 2026-02-26 · 5 obs
○ 2026-02-21 14:38:52
● 2026-02-25 06:24:24
● 2026-02-26 10:56:50
○ 2026-03-02 10:35:50
○ 2026-07-13 04:40:06
○A34.230.229.152026-05-02 → 2026-05-02 · 5 obs
○ 2026-04-27 16:50:20
● 2026-05-02 10:55:44
● 2026-05-02 18:56:02
○ 2026-05-04 18:11:34
○ 2026-07-13 04:40:06
○A34.237.103.1262026-03-28 → 2026-04-04 · 5 obs
○ 2026-03-22 16:00:02
● 2026-03-28 17:19:54
● 2026-04-04 05:36:42
○ 2026-04-17 07:57:36
○ 2026-07-13 04:40:06
○A35.171.222.1162026-06-16 → 2026-06-16 · 4 obs
○ 2026-06-10 18:35:28
● 2026-06-16 18:23:08
○ 2026-06-23 09:53:06
○ 2026-07-13 04:40:06
○A35.172.71.1372026-06-16 → 2026-06-16 · 4 obs
○ 2026-06-10 18:35:28
● 2026-06-16 18:23:08
○ 2026-06-23 09:53:06
○ 2026-07-13 04:40:06
○A35.174.187.392026-02-16 → 2026-02-21 · 5 obs
○ 2017-08-30 06:49:02
● 2026-02-16 13:48:18
● 2026-02-21 14:38:52
○ 2026-02-25 06:24:24
○ 2026-07-13 04:40:06
○A44.205.87.452026-04-24 → 2026-04-27 · 5 obs
○ 2026-04-17 07:57:36
● 2026-04-24 01:51:26
● 2026-04-27 16:50:20
○ 2026-05-02 10:55:44
○ 2026-07-13 04:40:06
○A44.208.229.792026-06-23 → 2026-06-23 · 4 obs
○ 2026-06-16 18:23:08
● 2026-06-23 09:53:06
○ 2026-06-30 11:24:14
○ 2026-07-13 04:40:06
○A50.16.29.2342026-06-04 → 2026-06-10 · 5 obs
○ 2026-06-01 06:19:28
● 2026-06-04 11:45:22
● 2026-06-10 18:35:28
○ 2026-06-16 18:23:08
○ 2026-07-13 04:40:06
○A52.202.217.972026-03-14 → 2026-03-16 · 5 obs
○ 2026-03-12 19:28:20
● 2026-03-14 18:18:52
● 2026-03-16 09:32:06
○ 2026-03-22 16:00:02
○ 2026-07-13 04:40:06
○A52.204.17.2322026-06-01 → 2026-06-01 · 4 obs
○ 2026-06-01 02:29:20
● 2026-06-01 06:19:28
○ 2026-06-04 11:45:22
○ 2026-07-13 04:40:06
○A52.204.188.2432026-07-03 → 2026-07-03 · 4 obs
○ 2026-06-30 11:24:14
● 2026-07-03 14:08:54
○ 2026-07-05 01:05:52
○ 2026-07-13 04:40:06
○A52.204.200.1822026-04-17 → 2026-04-17 · 4 obs
○ 2026-04-04 05:36:42
● 2026-04-17 07:57:36
○ 2026-04-24 01:51:26
○ 2026-07-13 04:40:06
○A52.205.231.182026-05-28 → 2026-06-01 · 5 obs
○ 2026-05-14 13:30:24
● 2026-05-28 00:44:34
● 2026-06-01 02:29:20
○ 2026-06-01 06:19:28
○ 2026-07-13 04:40:06
○A52.23.75.1792026-06-04 → 2026-06-10 · 5 obs
○ 2026-06-01 06:19:28
● 2026-06-04 11:45:22
● 2026-06-10 18:35:28
○ 2026-06-16 18:23:08
○ 2026-07-13 04:40:06
○A52.4.140.2032026-03-02 → 2026-03-12 · 5 obs
○ 2026-02-26 10:56:50
● 2026-03-02 10:35:50
● 2026-03-12 19:28:20
○ 2026-03-14 18:18:52
○ 2026-07-13 04:40:06
○A52.45.217.2312026-04-24 → 2026-05-04 · 5 obs
○ 2026-04-17 07:57:36
● 2026-04-24 01:51:26
● 2026-05-04 18:11:34
○ 2026-05-08 02:51:00
○ 2026-07-13 04:40:06
○A52.71.104.1282026-03-28 → 2026-04-04 · 5 obs
○ 2026-03-22 16:00:02
● 2026-03-28 17:19:54
● 2026-04-04 05:36:42
○ 2026-04-17 07:57:36
○ 2026-07-13 04:40:06
○A54.157.51.1852026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-16 09:32:06
● 2026-03-22 16:00:02
○ 2026-03-28 17:19:54
○ 2026-07-13 04:40:06
○A54.163.67.462026-05-14 → 2026-05-14 · 4 obs
○ 2026-05-13 05:39:16
● 2026-05-14 13:30:24
○ 2026-05-28 00:44:34
○ 2026-07-13 04:40:06
○A98.87.100.2032026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-16 09:32:06
● 2026-03-22 16:00:02
○ 2026-03-28 17:19:54
○ 2026-07-13 04:40:06
○A98.87.130.1642026-06-01 → 2026-06-01 · 4 obs
○ 2026-06-01 02:29:20
● 2026-06-01 06:19:28
○ 2026-06-04 11:45:22
○ 2026-07-13 04:40:06
○A98.87.232.1122026-02-25 → 2026-02-26 · 5 obs
○ 2026-02-21 14:38:52
● 2026-02-25 06:24:24
● 2026-02-26 10:56:50
○ 2026-03-02 10:35:50
○ 2026-07-13 04:40:06
●A98.87.42.2092026-07-05 → 2026-07-13 · 3 obs
○ 2026-07-03 14:08:54
● 2026-07-05 01:05:52
● 2026-07-13 04:40:06
○A98.90.13.2172026-05-08 → 2026-05-13 · 5 obs
○ 2026-05-04 18:11:34
● 2026-05-08 02:51:00
● 2026-05-13 05:39:16
○ 2026-05-14 13:30:24
○ 2026-07-13 04:40:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
mathtools.orgns-1032.awsdns-01.org, ns-275.awsdns-34.com, ns-1019.awsdns-63.net, ns-1771.awsdns-29.co.uk2 records

✅ Authoritative Response

Server:205.251.198.235

NS records: ns-1032.awsdns-01.org, ns-275.awsdns-34.com, ns-1019.awsdns-63.net, ns-1771.awsdns-29.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathtools.org (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

TypeCountSample Data
A298.87.42.209, 34.195.9.26
NS4ns-1019.awsdns-63.net, ns-1032.awsdns-01.org...
TXT1v=spf1 -all
SOA1ns-1032.awsdns-01.org awsdns-hostmaster.

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1032.awsdns-01.org, ns-1032.awsdns-01.org)

Analysis

IP Addresses

mathtools.org points to the IP addresses 34.195.9.26 and 98.87.42.209

Additional host names — stateflow.sg, mathworks.careers, stateflow.co.kr and two others — share IP numbers with mathtools.org.

Name Servers

mathtools.org has four authoritative name servers: ns-275.awsdns-34.com, ns-1019.awsdns-63.net, ns-1032.awsdns-01.org and ns-1771.awsdns-29.co.uk.

The name servers of mathtools.org overlap at least partially with those of other domains — among them atma.earth, unetate.jp, creditbookapi.ca and two more.

The name servers ns-668.awsdns-19.net, ns-1446.awsdns-52.org and ns-1836.awsdns-37.co.uk are commonly seen alongside these name servers.

Each of the four hosts ns-275.awsdns-34.com, ns-1019.awsdns-63.net, ns-1032.awsdns-01.org and ns-1771.awsdns-29.co.uk has two IP addresses. ns-275.awsdns-34.com points to 205.251.193.19 and 2600:9000:5301:1300::1. ns-1019.awsdns-63.net points to 205.251.195.251 and 2600:9000:5303:fb00::1. ns-1032.awsdns-01.org points to 205.251.196.8 and 2600:9000:5304:800::1. ns-1771.awsdns-29.co.uk points to 205.251.198.235 and 2600:9000:5306:eb00::1.