studyladder.ca - dns.ninja

`studyladder.ca`

DNSSEC	⚠️ Not signed
A	16.144.56.142^{🇺🇸 Amazon16.144.0.0/16}
		PTR	`ec2-16-144-56-142.us-west-2.compute.amazonaws.com`
A	184.34.47.87^{🇺🇸 Amazon184.32.0.0/14 EC2 Prefix}
NS	`ns-1370.awsdns-43.org` ⭐
		A	2600:9000:5305:5a00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1370.awsdns-43.org`
		A	205.251.197.90^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1370.awsdns-43.org`
NS	`ns-1748.awsdns-26.co.uk`
		A	2600:9000:5306:d400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1748.awsdns-26.co.uk`
		A	205.251.198.212^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1748.awsdns-26.co.uk`
NS	`ns-38.awsdns-04.com`
		A	2600:9000:5300:2600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-38.awsdns-04.com`
		A	205.251.192.38^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-38.awsdns-04.com`
NS	`ns-944.awsdns-54.net`
		A	2600:9000:5303:b000::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-944.awsdns-54.net`
		A	205.251.195.176^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-944.awsdns-54.net`
MX	`mail.studyladder.ca` ⭐
		A	52.25.193.146^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
			PTR	`ec2-52-25-193-146.us-west-2.compute.amazonaws.com`
TXT	`v=spf1 include:spf.mandrillapp.com include:amazonses.com ~all`
SOA	`ns-1370.awsdns-43.org`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=2608071330

Subdomains

www.studyladder.ca

static.studyladder.ca

mail.studyladder.ca

Same first word

studyladder.net

studyladder.ca

studyladder.com

studyladder.com.au

studyladder.co.nz

studyladder.co.uk

Similar names

resultdaddy.com

DNS History

31 records (7 active, 24 former)

●NSns-1370.awsdns-43.org2015-07-06 → 2026-08-07 · 2 obs

● 2015-07-06 15:14:28
● 2026-08-07 14:28:36

●NSns-1748.awsdns-26.co.uk2015-07-06 → 2026-08-07 · 2 obs

● 2015-07-06 15:14:28
● 2026-08-07 14:28:36

●NSns-38.awsdns-04.com2015-07-06 → 2026-08-07 · 2 obs

● 2015-07-06 15:14:28
● 2026-08-07 14:28:36

●NSns-944.awsdns-54.net2015-07-06 → 2026-08-07 · 2 obs

● 2015-07-06 15:14:28
● 2026-08-07 14:28:36

●MXmail.studyladder.ca2015-07-06 → 2026-08-07 · 2 obs

● 2015-07-06 15:14:28
● 2026-08-07 14:28:36

○A100.22.219.82026-07-02 → 2026-07-02 · 4 obs

○ 2026-04-06 01:49:42
● 2026-07-02 08:36:18
○ 2026-08-06 02:03:10
○ 2026-08-07 14:28:36

○A16.144.205.2152026-02-22 → 2026-08-07 · 2 obs

○ 2026-02-22 13:40:46
○ 2026-08-07 14:28:36

●A16.144.56.1422026-08-06 → 2026-08-07 · 3 obs

○ 2026-07-02 08:36:18
● 2026-08-06 02:03:10
● 2026-08-07 14:28:36

○A16.148.155.2272026-04-06 → 2026-04-06 · 4 obs

○ 2026-03-28 03:56:26
● 2026-04-06 01:49:42
○ 2026-07-02 08:36:18
○ 2026-08-07 14:28:36

○A184.169.159.1742015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 15:14:28
○ 2015-09-04 18:33:08
○ 2026-08-07 14:28:36

○A184.169.179.2422017-05-24 → 2017-05-24 · 4 obs

○ 2016-10-31 07:12:00
● 2017-05-24 01:40:50
○ 2026-02-22 13:40:46
○ 2026-08-07 14:28:36

○A184.32.215.2552026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 01:12:38
● 2026-03-15 10:32:12
○ 2026-03-24 04:06:08
○ 2026-08-07 14:28:36

○A184.33.161.2542026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-15 10:32:12
● 2026-03-24 04:06:08
○ 2026-03-27 11:41:14
○ 2026-08-07 14:28:36

●A184.34.47.872026-08-06 → 2026-08-07 · 3 obs

○ 2026-07-02 08:36:18
● 2026-08-06 02:03:10
● 2026-08-07 14:28:36

○A184.72.32.1752015-09-04 → 2015-09-04 · 4 obs

○ 2015-07-06 15:14:28
● 2015-09-04 18:33:08
○ 2015-12-24 21:09:58
○ 2026-08-07 14:28:36

○A184.72.38.402016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-03 10:35:40
● 2016-09-13 11:29:56
○ 2016-10-31 07:12:00
○ 2026-08-07 14:28:36

○A184.72.40.1352015-12-24 → 2015-12-24 · 4 obs

○ 2015-09-04 18:33:08
● 2015-12-24 21:09:58
○ 2016-04-03 10:35:40
○ 2026-08-07 14:28:36

○A184.72.43.342015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 15:14:28
○ 2015-09-04 18:33:08
○ 2026-08-07 14:28:36

○A184.72.46.1372015-09-04 → 2015-09-04 · 4 obs

○ 2015-07-06 15:14:28
● 2015-09-04 18:33:08
○ 2015-12-24 21:09:58
○ 2026-08-07 14:28:36

○A34.211.220.2482026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 01:12:38
● 2026-03-15 10:32:12
○ 2026-03-24 04:06:08
○ 2026-08-07 14:28:36

○A34.213.95.1952026-03-27 → 2026-03-28 · 5 obs

○ 2026-03-24 04:06:08
● 2026-03-27 11:41:14
● 2026-03-28 03:56:26
○ 2026-04-06 01:49:42
○ 2026-08-07 14:28:36

○A35.155.245.1622026-02-22 → 2026-02-23 · 5 obs

○ 2017-05-24 01:40:50
● 2026-02-22 13:40:46
● 2026-02-23 01:12:38
○ 2026-03-15 10:32:12
○ 2026-08-07 14:28:36

○A35.81.226.882026-04-06 → 2026-04-06 · 4 obs

○ 2026-03-28 03:56:26
● 2026-04-06 01:49:42
○ 2026-07-02 08:36:18
○ 2026-08-07 14:28:36

○A44.236.159.122026-02-22 → 2026-02-23 · 5 obs

○ 2017-05-24 01:40:50
● 2026-02-22 13:40:46
● 2026-02-23 01:12:38
○ 2026-03-15 10:32:12
○ 2026-08-07 14:28:36

○A44.237.18.1952026-03-27 → 2026-03-28 · 5 obs

○ 2026-03-24 04:06:08
● 2026-03-27 11:41:14
● 2026-03-28 03:56:26
○ 2026-04-06 01:49:42
○ 2026-08-07 14:28:36

○A50.18.104.592016-10-31 → 2016-10-31 · 4 obs

○ 2016-09-13 11:29:56
● 2016-10-31 07:12:00
○ 2017-05-24 01:40:50
○ 2026-08-07 14:28:36

○A50.18.177.2402017-05-24 → 2017-05-24 · 4 obs

○ 2016-10-31 07:12:00
● 2017-05-24 01:40:50
○ 2026-02-22 13:40:46
○ 2026-08-07 14:28:36

○A50.18.45.2142016-04-03 → 2016-04-03 · 4 obs

○ 2015-12-24 21:09:58
● 2016-04-03 10:35:40
○ 2016-09-13 11:29:56
○ 2026-08-07 14:28:36

○A52.26.138.1082026-02-22 → 2026-08-07 · 2 obs

○ 2026-02-22 13:40:46
○ 2026-08-07 14:28:36

○A52.26.141.2262026-07-02 → 2026-07-02 · 4 obs

○ 2026-04-06 01:49:42
● 2026-07-02 08:36:18
○ 2026-08-06 02:03:10
○ 2026-08-07 14:28:36

○A54.187.41.892026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-15 10:32:12
● 2026-03-24 04:06:08
○ 2026-03-27 11:41:14
○ 2026-08-07 14:28:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca, j.ca-servers.ca	-
studyladder.ca	ns-38.awsdns-04.com, ns-944.awsdns-54.net, ns-1370.awsdns-43.org, ns-1748.awsdns-26.co.uk	-

✅ Authoritative Response

Server:205.251.195.176

NS records: ns-38.awsdns-04.com, ns-944.awsdns-54.net, ns-1370.awsdns-43.org, ns-1748.awsdns-26.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyladder.ca (unsigned zone)

⏱️ Timing

Total: 870ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`184.34.47.87, 16.144.56.142`
NS	4	`ns-1370.awsdns-43.org, ns-1748.awsdns-26.co.uk...`
MX	1	`mail.studyladder.ca (pri: 50)`
TXT	1	`v=spf1 include:spf.mandrillapp.com inclu`
SOA	1	`ns-1370.awsdns-43.org awsdns-hostmaster.`

Analysis

Hierarchy

www.studyladder.ca, static.studyladder.ca and mail.studyladder.ca are all subdomains of studyladder.ca.

IP Addresses

studyladder.ca points to the IP addresses 16.144.56.142 and 184.34.47.87

Two other host names, along with smartkiddies.com.au, studyladder.net and studyladder.com, also share IP numbers with studyladder.ca.

Name Servers

The NS records for studyladder.ca point to four name servers: ns-38.awsdns-04.com, ns-944.awsdns-54.net, ns-1370.awsdns-43.org and ns-1748.awsdns-26.co.uk.

The name servers of studyladder.ca overlap at least partially with those of other domains — among them donut.games, social-reporting.meltwater.io, blogs.route53.opera.com and two more.

The name servers ns-334.awsdns-41.com, ns-1230.awsdns-25.org, ns-1955.awsdns-52.co.uk and two others are commonly seen in use alongside these name servers.

Each of the four hosts ns-38.awsdns-04.com, ns-944.awsdns-54.net, ns-1370.awsdns-43.org and ns-1748.awsdns-26.co.uk has two IP addresses. ns-38.awsdns-04.com points to 205.251.192.38 and 2600:9000:5300:2600::1. ns-944.awsdns-54.net points to 205.251.195.176 and 2600:9000:5303:b000::1. ns-1370.awsdns-43.org points to 205.251.197.90 and 2600:9000:5305:5a00::1. ns-1748.awsdns-26.co.uk points to 205.251.198.212 and 2600:9000:5306:d400::1.

Mail Servers

The sole mail server for studyladder.ca is mail.studyladder.ca.

mail.studyladder.ca directs to just one IP number, 52.25.193.146.