`jrtb.ca`

DNSSEC	⚠️ Not signed
A	3.5.252.163^{🇨🇦 Amazon3.5.252.0/24 EC2 Prefix}
A	3.5.252.219^{🇨🇦 Amazon3.5.252.0/24 EC2 Prefix}
A	3.5.253.200^{🇨🇦 Amazon3.5.253.0/24 EC2 Prefix}
A	3.5.254.76^{🇨🇦 Amazon3.5.254.0/24 EC2 Prefix}
A	3.5.254.218^{🇨🇦 Amazon3.5.254.0/24 EC2 Prefix}
A	3.5.254.240^{🇨🇦 Amazon3.5.254.0/24 EC2 Prefix}
A	52.95.145.81^{🇨🇦 Amazon52.95.145.0/24 AWS S3}
A	52.95.145.161^{🇨🇦 Amazon52.95.145.0/24 AWS S3}
NS	`ns-475.awsdns-59.com` ⭐
		A	2600:9000:5301:db00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-475.awsdns-59.com`
		A	205.251.193.219^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-475.awsdns-59.com`
NS	`ns-1013.awsdns-62.net`
		A	2600:9000:5303:f500::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-1013.awsdns-62.net`
		A	205.251.195.245^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-1013.awsdns-62.net`
NS	`ns-1457.awsdns-54.org`
		A	2600:9000:5305:b100::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1457.awsdns-54.org`
		A	205.251.197.177^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1457.awsdns-54.org`
NS	`ns-1884.awsdns-43.co.uk`
		A	2600:9000:5307:5c00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1884.awsdns-43.co.uk`
		A	205.251.199.92^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1884.awsdns-43.co.uk`
MX	`jrtb-ca.mail.protection.outlook.com` ⭐
TXT	`MS=ms31372090`
TXT	`v=spf1 include:_spf.mailersend.net include:secureserver.net include:spf.prote...`
SOA	`ns-475.awsdns-59.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=2602170100

Same first word

jrtb.nl

jrtb.ca

jrtb.net

jrtb.cn

jrtb.org

Similar names

jbtr.com.cn

rbjt.com

brjt.cn

trbj.com

brjt.com

trbj.de

jbtr.cn

btjr.cn

trbj.info

trbj.us

jbtr.net

btrj.cn

jbrt.com.cn

brtj.cn

tbrj.org

rtjb.com

jbtr.org

trbj.biz

jrbt.com

rjtb.com

bjtr.com.cn

DNS History

28 records (13 active, 15 former)

●NSns-1013.awsdns-62.net2026-03-07 → 2026-03-08 · 2 obs

● 2026-03-07 11:27:18
● 2026-03-08 06:55:48

●NSns-1457.awsdns-54.org2026-03-07 → 2026-03-08 · 2 obs

● 2026-03-07 11:27:18
● 2026-03-08 06:55:48

●NSns-1884.awsdns-43.co.uk2026-03-07 → 2026-03-08 · 2 obs

● 2026-03-07 11:27:18
● 2026-03-08 06:55:48

●NSns-475.awsdns-59.com2026-03-07 → 2026-03-08 · 2 obs

● 2026-03-07 11:27:18
● 2026-03-08 06:55:48

●MXjrtb-ca.mail.protection.outlook.com2026-03-07 → 2026-03-08 · 2 obs

● 2026-03-07 11:27:18
● 2026-03-08 06:55:48

○A16.12.4.162026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A16.12.5.642026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A16.12.5.722026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.252.1632026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.252.2102026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.252.2192026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.252.2292026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A3.5.252.2302026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.253.2002026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.253.2102026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A3.5.254.1392026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.254.2182026-03-07 → 2026-03-08 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.254.2232026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.254.2402026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.254.2502026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A3.5.254.692026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A3.5.254.762026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A3.5.254.882026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A52.95.145.1612026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A52.95.145.302026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

●A52.95.145.812026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-07 12:05:50
● 2026-03-08 06:55:48

○A52.95.190.1362026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 11:27:18
○ 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

○A52.95.190.1602026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-07 11:27:18
● 2026-03-07 12:05:50
○ 2026-03-08 06:55:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca	-
jrtb.ca	ns-475.awsdns-59.com, ns-1013.awsdns-62.net, ns-1457.awsdns-54.org, ns-1884.awsdns-43.co.uk	-

✅ Authoritative Response

Server: 205.251.197.177

NS records: ns-475.awsdns-59.com, ns-1013.awsdns-62.net, ns-1457.awsdns-54.org, ns-1884.awsdns-43.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jrtb.ca (unsigned zone)

⏱️ Timing

Total: 869ms | Queries: -

📄 Records

Type	Count	Sample Data
A	7	`52.95.145.161, 3.5.252.210...`
NS	4	`ns-1013.awsdns-62.net, ns-1457.awsdns-54.org...`
MX	1	`jrtb-ca.mail.protection.outlook.com (pri`
TXT	2	`MS=ms31372090, v=spf1 include:_spf.mailersend.net inclu`
SOA	1	`ns-475.awsdns-59.com awsdns-hostmaster.a`

Analysis

IP Addresses

Eight IP numbers are targeted by jrtb.ca: 3.5.252.163, 3.5.252.219, 3.5.253.200, 3.5.254.76, 3.5.254.218, 3.5.254.240, 52.95.145.81 and 52.95.145.161.

other host names including portes-ar.com, lovisandpartners.com, watr.io, knowpbc.ca and juliaconzon.com share IP numbers with jrtb.ca.

Name Servers

jrtb.ca is delegated to four name servers: ns-475.awsdns-59.com, ns-1013.awsdns-62.net, ns-1457.awsdns-54.org and ns-1884.awsdns-43.co.uk.

jrtb.ca at least partially shares name servers with other domains, for instance d1n5x3agp3hiq7.cloudfront.net, kansasratecheckup.com, dk9k5x1hpu75d.cloudfront.net, ccpe.ca and alsnet.net.

Host names with two IP numbers:

ns-475.awsdns-59.com points to 2600:9000:5301:db00::1 and 205.251.193.219; ns-1013.awsdns-62.net points to 2600:9000:5303:f500::1 and 205.251.195.245; ns-1457.awsdns-54.org points to 2600:9000:5305:b100::1 and 205.251.197.177; ns-1884.awsdns-43.co.uk points to 2600:9000:5307:5c00::1 and 205.251.199.92.

Mail Servers

jrtb.ca is handled by a single mail server, jrtb-ca.mail.protection.outlook.com.

jrtb.ca - robtex.com

jrtb.ca

ca

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`jrtb.ca`

`ca`