`matlabcentral.org`

DNSSEC	⚠️ Not signed
A	44.205.87.45^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
		PTR	`ec2-44-205-87-45.compute-1.amazonaws.com`
A	52.45.217.231^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
NS	`ns-809.awsdns-37.net` ⭐
		A	2600:9000:5303:2900::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-809.awsdns-37.net`
		A	205.251.195.41^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-809.awsdns-37.net`
NS	`ns-1067.awsdns-05.org`
		A	2600:9000:5304:2b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1067.awsdns-05.org`
		A	205.251.196.43^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1067.awsdns-05.org`
NS	`ns-1676.awsdns-17.co.uk`
		A	2600:9000:5306:8c00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1676.awsdns-17.co.uk`
		A	205.251.198.140^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1676.awsdns-17.co.uk`
NS	`ns-355.awsdns-44.com`
		A	2600:9000:5301:6300::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-355.awsdns-44.com`
		A	205.251.193.99^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-355.awsdns-44.com`
TXT	`v=spf1 -all`
SOA	`ns-809.awsdns-37.net`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776999125

Same first word

matlabcentral.org

matlabcentral.net

matlabcentral.com

DNS History

20 records (6 active, 14 former)

●NSns-1067.awsdns-05.org2026-03-17 → 2026-04-24 · 3 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
● 2026-04-24 03:16:30

●NSns-1676.awsdns-17.co.uk2026-03-17 → 2026-04-24 · 3 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
● 2026-04-24 03:16:30

●NSns-355.awsdns-44.com2026-03-17 → 2026-04-24 · 3 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
● 2026-04-24 03:16:30

●NSns-809.awsdns-37.net2026-03-17 → 2026-04-24 · 3 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
● 2026-04-24 03:16:30

○NSns-master.mathworks.com2015-07-12 → 2016-12-29 · 4 obs

● 2015-07-12 20:42:50
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○NSns.mathworks.com2015-07-12 → 2016-12-29 · 4 obs

● 2015-07-12 20:42:50
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○NSns2.mathworks.com2015-07-12 → 2016-12-29 · 4 obs

● 2015-07-12 20:42:50
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○NSns3.mathworks.com2015-07-12 → 2016-12-29 · 4 obs

● 2015-07-12 20:42:50
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○A107.22.120.1312026-03-17 → 2026-03-17 · 4 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
○ 2026-03-22 16:00:02
○ 2026-04-24 03:16:30

○A144.212.130.172016-02-11 → 2016-12-29 · 5 obs

○ 2015-11-09 07:14:48
● 2016-02-11 17:27:34
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○A144.212.244.172015-07-12 → 2016-12-29 · 7 obs

● 2015-07-12 20:42:50
● 2015-11-09 07:14:48
○ 2016-02-11 17:27:34
● 2016-05-01 01:43:08
● 2016-12-29 23:44:16
○ 2026-03-17 00:14:58
○ 2026-04-24 03:16:30

○A3.216.37.2072026-04-17 → 2026-04-17 · 4 obs

○ 2026-04-03 10:21:34
● 2026-04-17 07:57:52
○ 2026-04-24 01:51:26
○ 2026-04-24 03:16:30

○A34.237.103.1262026-04-02 → 2026-04-03 · 5 obs

○ 2026-03-26 14:45:06
● 2026-04-02 05:09:48
● 2026-04-03 10:21:34
○ 2026-04-17 07:57:52
○ 2026-04-24 03:16:30

●A44.205.87.452026-04-24 → 2026-04-24 · 3 obs

○ 2026-04-17 07:57:52
● 2026-04-24 01:51:26
● 2026-04-24 03:16:30

○A52.202.217.972026-03-17 → 2026-03-17 · 4 obs

○ 2016-12-29 23:44:16
● 2026-03-17 00:14:58
○ 2026-03-22 16:00:02
○ 2026-04-24 03:16:30

○A52.204.200.1822026-04-17 → 2026-04-17 · 4 obs

○ 2026-04-03 10:21:34
● 2026-04-17 07:57:52
○ 2026-04-24 01:51:26
○ 2026-04-24 03:16:30

●A52.45.217.2312026-04-24 → 2026-04-24 · 3 obs

○ 2026-04-17 07:57:52
● 2026-04-24 01:51:26
● 2026-04-24 03:16:30

○A52.71.104.1282026-04-02 → 2026-04-03 · 5 obs

○ 2026-03-26 14:45:06
● 2026-04-02 05:09:48
● 2026-04-03 10:21:34
○ 2026-04-17 07:57:52
○ 2026-04-24 03:16:30

○A54.157.51.1852026-03-22 → 2026-03-26 · 5 obs

○ 2026-03-17 00:14:58
● 2026-03-22 16:00:02
● 2026-03-26 14:45:06
○ 2026-04-02 05:09:48
○ 2026-04-24 03:16:30

○A98.87.100.2032026-03-22 → 2026-03-26 · 5 obs

○ 2026-03-17 00:14:58
● 2026-03-22 16:00:02
● 2026-03-26 14:45:06
○ 2026-04-02 05:09:48
○ 2026-04-24 03:16:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
matlabcentral.org	ns-1067.awsdns-05.org, ns-355.awsdns-44.com, ns-1676.awsdns-17.co.uk, ns-809.awsdns-37.net	1 record

✅ Authoritative Response

Server:205.251.198.140

NS records: ns-1067.awsdns-05.org, ns-355.awsdns-44.com, ns-1676.awsdns-17.co.uk, ns-809.awsdns-37.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for matlabcentral.org (unsigned zone)

⏱️ Timing

Total: 727ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.45.217.231, 44.205.87.45`
NS	4	`ns-1067.awsdns-05.org, ns-1676.awsdns-17.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-809.awsdns-37.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1067.awsdns-05.org)

Analysis

IP Addresses

matlabcentral.org points to two IP numbers: 44.205.87.45 and 52.45.217.231.

Other host names such as themathworks.org, mathworks.info, mathworks.technology, matlab.cn and matlab.se share IPs with matlabcentral.org.

Name Servers

matlabcentral.org is delegated to four name servers: ns-355.awsdns-44.com, ns-809.awsdns-37.net, ns-1067.awsdns-05.org and ns-1676.awsdns-17.co.uk.

matlabcentral.org at least partially shares name servers with other domains, for instance dev.devsaitech.com, nevilles.net, tvshowplay.com.au, lmiservices.com and gomarkets.com.

these name servers are often used in conjunction with the name servers ns-137.awsdns-17.com.

Host names with two IP numbers: ns-355.awsdns-44.com points to 2600:9000:5301:6300::1 and 205.251.193.99; ns-809.awsdns-37.net points to 2600:9000:5303:2900::1 and 205.251.195.41; ns-1067.awsdns-05.org points to 2600:9000:5304:2b00::1 and 205.251.196.43; ns-1676.awsdns-17.co.uk points to 2600:9000:5306:8c00::1 and 205.251.198.140.

matlabcentral.org - robtex.com