`proofpoint-simulations.ca`

DNSSEC	⚠️ Not signed
A	15.223.243.145^{🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-223-243-145.ca-central-1.compute.amazonaws.com`
A	16.52.200.180^{🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix}
NS	`ns-351.awsdns-43.com` ⭐
		A	2600:9000:5301:5f00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-351.awsdns-43.com`
		A	205.251.193.95^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-351.awsdns-43.com`
NS	`ns-1161.awsdns-17.org`
		A	2600:9000:5304:8900::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1161.awsdns-17.org`
		A	205.251.196.137^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1161.awsdns-17.org`
NS	`ns-1585.awsdns-06.co.uk`
		A	2600:9000:5306:3100::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1585.awsdns-06.co.uk`
		A	205.251.198.49^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1585.awsdns-06.co.uk`
NS	`ns-628.awsdns-14.net`
		A	2600:9000:5302:7400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-628.awsdns-14.net`
		A	205.251.194.116^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-628.awsdns-14.net`
SOA	`ns-351.awsdns-43.com`awsdns-hostmaster@amazon.com serial=1

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2607311430

Same first word

proofpoint-simulations.eu

proofpoint-simulations.us

proofpoint-simulations.in

proofpoint-simulations.ca

proofpoint-simulations.com

proofpoint-simulations.io

DNS History

12 records (6 active, 6 former)

●NSns-1161.awsdns-17.org2026-03-27 → 2026-07-31 · 2 obs

● 2026-03-27 22:53:36
● 2026-07-31 15:15:40

●NSns-1585.awsdns-06.co.uk2026-03-27 → 2026-07-31 · 2 obs

● 2026-03-27 22:53:36
● 2026-07-31 15:15:40

●NSns-351.awsdns-43.com2026-03-27 → 2026-07-31 · 2 obs

● 2026-03-27 22:53:36
● 2026-07-31 15:15:40

●NSns-628.awsdns-14.net2026-03-27 → 2026-07-31 · 2 obs

● 2026-03-27 22:53:36
● 2026-07-31 15:15:40

○A15.156.247.942026-05-08 → 2026-05-08 · 4 obs

○ 2026-03-27 22:53:36
● 2026-05-08 15:36:34
○ 2026-07-10 03:53:44
○ 2026-07-31 15:15:40

●A15.223.243.1452026-07-31 → 2026-07-31 · 2 obs

○ 2026-07-10 03:53:44
● 2026-07-31 15:15:40

○A16.52.120.622026-07-10 → 2026-07-10 · 3 obs

○ 2026-05-08 15:36:34
● 2026-07-10 03:53:44
○ 2026-07-31 15:15:40

○A16.52.20.1482026-07-10 → 2026-07-10 · 3 obs

○ 2026-05-08 15:36:34
● 2026-07-10 03:53:44
○ 2026-07-31 15:15:40

●A16.52.200.1802026-07-31 → 2026-07-31 · 2 obs

○ 2026-07-10 03:53:44
● 2026-07-31 15:15:40

○A16.54.169.2102026-05-08 → 2026-05-08 · 4 obs

○ 2026-03-27 22:53:36
● 2026-05-08 15:36:34
○ 2026-07-10 03:53:44
○ 2026-07-31 15:15:40

○A3.96.246.2162026-03-27 → 2026-03-27 · 3 obs

● 2026-03-27 22:53:36
○ 2026-05-08 15:36:34
○ 2026-07-31 15:15:40

○A35.182.151.1602026-03-27 → 2026-03-27 · 3 obs

● 2026-03-27 22:53:36
○ 2026-05-08 15:36:34
○ 2026-07-31 15:15:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
proofpoint-simulations.ca	ns-351.awsdns-43.com, ns-1161.awsdns-17.org, ns-628.awsdns-14.net, ns-1585.awsdns-06.co.uk	-

✅ Authoritative Response

Server:205.251.198.49

NS records: ns-351.awsdns-43.com, ns-1161.awsdns-17.org, ns-628.awsdns-14.net, ns-1585.awsdns-06.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofpoint-simulations.ca (unsigned zone)

⏱️ Timing

Total: 453ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.223.243.145, 16.52.200.180`
NS	4	`ns-1161.awsdns-17.org, ns-1585.awsdns-06.co.uk...`
SOA	1	`ns-351.awsdns-43.com awsdns-hostmaster.a`

Analysis

IP Addresses

proofpoint-simulations.ca directs to two IP numbers, 15.223.243.145 and 16.52.200.180

Name Servers

The domain proofpoint-simulations.ca is delegated to these four name servers: ns-351.awsdns-43.com, ns-628.awsdns-14.net, ns-1161.awsdns-17.org and ns-1585.awsdns-06.co.uk.

proofpoint-simulations.ca shares at least some of its name servers with other domains, including shepherdapp.com, umlike.com, d2x3bkdslnxkuj.cloudfront.net and two others.

The host names ns-351.awsdns-43.com, ns-628.awsdns-14.net, ns-1161.awsdns-17.org and ns-1585.awsdns-06.co.uk each resolve to two IP addresses: ns-351.awsdns-43.com resolves to 205.251.193.95 and 2600:9000:5301:5f00::1; ns-628.awsdns-14.net resolves to 205.251.194.116 and 2600:9000:5302:7400::1; ns-1161.awsdns-17.org resolves to 205.251.196.137 and 2600:9000:5304:8900::1; ns-1585.awsdns-06.co.uk resolves to 205.251.198.49 and 2600:9000:5306:3100::1.

proofpoint-simulations.ca - robtex.com