`simmechanics.net`

DNSSEC	⚠️ Not signed
A	54.163.67.46^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
		PTR	`ec2-54-163-67-46.compute-1.amazonaws.com`
A	100.50.115.204^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`ns-79.awsdns-09.com` ⭐
		A	2600:9000:5300:4f00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-79.awsdns-09.com`
		A	205.251.192.79^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-79.awsdns-09.com`
NS	`ns-1352.awsdns-41.org`
		A	2600:9000:5305:4800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1352.awsdns-41.org`
		A	205.251.197.72^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1352.awsdns-41.org`
NS	`ns-1543.awsdns-00.co.uk`
		A	2600:9000:5306:700::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1543.awsdns-00.co.uk`
		A	205.251.198.7^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1543.awsdns-00.co.uk`
NS	`ns-667.awsdns-19.net`
		A	2600:9000:5302:9b00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-667.awsdns-19.net`
		A	205.251.194.155^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-667.awsdns-19.net`
TXT	`v=spf1 -all`
SOA	`ns-79.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=1778670531

Same first word

simmechanics.net

simmechanics.biz

simmechanics.com

simmechanics.org

DNS History

16 records (6 active, 10 former)

●NSns-1352.awsdns-41.org2026-04-27 → 2026-05-13 · 3 obs

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
● 2026-05-13 11:32:24

●NSns-1543.awsdns-00.co.uk2026-04-27 → 2026-05-13 · 3 obs

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
● 2026-05-13 11:32:24

●NSns-667.awsdns-19.net2026-04-27 → 2026-05-13 · 3 obs

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
● 2026-05-13 11:32:24

●NSns-79.awsdns-09.com2026-04-27 → 2026-05-13 · 3 obs

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
● 2026-05-13 11:32:24

○NSns-master.mathworks.com2015-08-23 → 2017-03-22 · 4 obs

● 2015-08-23 17:32:08
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

○NSns.mathworks.com2015-08-23 → 2017-03-22 · 4 obs

● 2015-08-23 17:32:08
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

○NSns2.mathworks.com2015-08-23 → 2017-03-22 · 4 obs

● 2015-08-23 17:32:08
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

○NSns3.mathworks.com2015-08-23 → 2017-03-22 · 4 obs

● 2015-08-23 17:32:08
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

●A100.50.115.2042026-05-08 → 2026-05-13 · 3 obs

○ 2026-05-02 18:56:02
● 2026-05-08 02:51:00
● 2026-05-13 11:32:24

○A144.212.130.172015-08-23 → 2017-03-22 · 6 obs

● 2015-08-23 17:32:08
○ 2015-12-15 10:03:16
● 2016-03-24 15:53:42
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

○A144.212.244.172015-08-23 → 2017-03-22 · 4 obs

● 2015-08-23 17:32:08
● 2017-03-22 21:48:40
○ 2026-04-27 16:51:00
○ 2026-05-13 11:32:24

○A34.230.229.152026-05-02 → 2026-05-02 · 5 obs

○ 2026-04-27 16:51:00
● 2026-05-02 10:55:14
● 2026-05-02 18:56:02
○ 2026-05-08 02:51:00
○ 2026-05-13 11:32:24

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

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
○ 2026-05-02 10:55:14
○ 2026-05-13 11:32:24

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

○ 2017-03-22 21:48:40
● 2026-04-27 16:51:00
● 2026-05-02 18:56:02
○ 2026-05-08 02:51:00
○ 2026-05-13 11:32:24

●A54.163.67.462026-05-13 → 2026-05-13 · 3 obs

○ 2026-05-13 09:24:38
● 2026-05-13 11:32:22
● 2026-05-13 11:32:24

○A98.90.13.2172026-05-08 → 2026-05-13 · 5 obs

○ 2026-05-02 18:56:02
● 2026-05-08 02:51:00
● 2026-05-13 09:24:38
○ 2026-05-13 11:32:22
○ 2026-05-13 11:32:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
simmechanics.net	ns-79.awsdns-09.com, ns-667.awsdns-19.net, ns-1543.awsdns-00.co.uk, ns-1352.awsdns-41.org	2 records

✅ Authoritative Response

Server:205.251.197.72

NS records: ns-79.awsdns-09.com, ns-667.awsdns-19.net, ns-1543.awsdns-00.co.uk, ns-1352.awsdns-41.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simmechanics.net (unsigned zone)

⏱️ Timing

Total: 377ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`100.50.115.204, 54.163.67.46`
NS	4	`ns-1352.awsdns-41.org, ns-1543.awsdns-00.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-79.awsdns-09.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-667.awsdns-19.net, ns-667.awsdns-19.net)

Analysis

IP Addresses

simmechanics.net resolves to two IP numbers: 54.163.67.46 and 100.50.115.204.

other host names including symmechanics.com, mathworks.tv, stateflow.ca, mathworks.social and simscape.cn share IP numbers with simmechanics.net.

Name Servers

simmechanics.net is delegated to four name servers: ns-79.awsdns-09.com, ns-667.awsdns-19.net, ns-1352.awsdns-41.org and ns-1543.awsdns-00.co.uk.

simmechanics.net at least partially shares name servers with other domains, for instance mbanet.com, yo(0x73686974)oku.co.jp, d2kduiclbwzbx9.cloudfront.net, services.qantasloyalty.com and qogos.com.

These name servers are commonly used with ns-1417.awsdns-49.org, ns-104.awsdns-13.com and ns-1633.awsdns-12.co.uk.

Host names with two IP numbers:

ns-79.awsdns-09.com points to 2600:9000:5300:4f00::1 and 205.251.192.79; ns-667.awsdns-19.net points to 2600:9000:5302:9b00::1 and 205.251.194.155; ns-1352.awsdns-41.org points to 2600:9000:5305:4800::1 and 205.251.197.72; ns-1543.awsdns-00.co.uk points to 2600:9000:5306:700::1 and 205.251.198.7.

simmechanics.net - robtex.com