d2l.dev - dns.ninja

`d2l.dev`

DNSSEC	⚠️ Not signed
A	3.97.118.233^{🇨🇦 Amazon3.96.0.0/15 EC2 YUL prefix}
		PTR	`ec2-3-97-118-233.ca-central-1.compute.amazonaws.com`
A	16.52.97.120^{🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix}
NS	`ns-1582.awsdns-05.co.uk` ⭐
		A	2600:9000:5306:2e00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1582.awsdns-05.co.uk`
		A	205.251.198.46^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1582.awsdns-05.co.uk`
NS	`ns-1063.awsdns-04.org`
		A	2600:9000:5304:2700::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1063.awsdns-04.org`
		A	205.251.196.39^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1063.awsdns-04.org`
NS	`ns-481.awsdns-60.com`
		A	2600:9000:5301:e100::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-481.awsdns-60.com`
		A	205.251.193.225^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-481.awsdns-60.com`
NS	`ns-593.awsdns-10.net`
		A	2600:9000:5302:5100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-593.awsdns-10.net`
		A	205.251.194.81^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-593.awsdns-10.net`
TXT	`google-site-verification=jvwCACgM6XHBmKoTeliN-GXIAC7QSDuOpPpBY-mRCzE`
SOA	`ns-1582.awsdns-05.co.uk`awsdns-hostmaster@amazon.com serial=1

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Subdomains

daylight.d2l.dev

github.d2l.dev

Same first word

d2l.academy

d2l.gg

d2l.support

d2l.technology

d2l.ir

d2l.ai

d2l.com.br

d2l.solutions

d2l.mobi

d2l.ca

d2l.nl

d2l.de

d2l.co

d2l.uk

d2l.fr

d2l.com

d2l.cc

d2l.in

d2l.cn

d2l.it

d2l.net

d2l.us

d2l.training

d2l.eu

d2l.education

d2l.dev

d2l.org

d2l.ru

Similar names

dl2.ca

2dl.com.mx

dl2.co

dl2.casino

dl2.net

2dl.fr

l2d.ru

l2d.net

2ld.ch

l2d.co

ld2.eu

2dl.org

l2d.com.br

2ld.de

2ld.xyz

dl2.de

dl2.tech

2dl.it

l2d.com

ld2.ca

2ld.net

l2d.lv

l2d.biz

dl2.com

2dl.de

ld2.at

dl2.org

ld2.com

dl2.cc

2ld.org

l2d.dk

ld2.us

ld2.dk

dl2.ir

2dl.me

l2d.cn

ld2.fr

2dl.eu

2dl.cc

l2d.org

dl2.nl

2dl.com.ua

2dl.com

dl2.io

dl2.me

dl2.cn

l2d.nl

dl2.us

2dl.net

2ld.com

l2d.mobi

dl2.eu

ld2.be

l2d.fr

2dl.se

DNS History

18 records (6 active, 12 former)

●NSns-1063.awsdns-04.org2026-03-21 → 2026-06-17 · 2 obs

● 2026-03-21 11:20:10
● 2026-06-17 16:40:28

●NSns-1582.awsdns-05.co.uk2026-03-21 → 2026-06-17 · 2 obs

● 2026-03-21 11:20:10
● 2026-06-17 16:40:28

●NSns-481.awsdns-60.com2026-03-21 → 2026-06-17 · 2 obs

● 2026-03-21 11:20:10
● 2026-06-17 16:40:28

●NSns-593.awsdns-10.net2026-03-21 → 2026-06-17 · 2 obs

● 2026-03-21 11:20:10
● 2026-06-17 16:40:28

○MXyour-dns-needs-immediate-attention.dev2016-12-26 → 2017-06-05 · 4 obs

● 2016-12-26 22:33:10
● 2017-06-05 20:43:20
○ 2026-03-21 11:20:10
○ 2026-06-17 16:40:28

○A127.0.53.532016-12-26 → 2017-06-05 · 4 obs

● 2016-12-26 22:33:10
● 2017-06-05 20:43:20
○ 2026-03-21 11:20:10
○ 2026-06-17 16:40:28

○A15.157.1.2012026-03-21 → 2026-06-17 · 2 obs

○ 2026-03-21 11:20:10
○ 2026-06-17 16:40:28

○A15.222.160.32026-05-07 → 2026-05-10 · 5 obs

○ 2026-05-04 13:45:08
● 2026-05-07 16:30:22
● 2026-05-10 21:46:42
○ 2026-06-14 10:02:22
○ 2026-06-17 16:40:28

○A15.223.17.862026-03-21 → 2026-03-21 · 4 obs

○ 2017-06-05 20:43:20
● 2026-03-21 11:20:10
○ 2026-03-27 20:12:46
○ 2026-06-17 16:40:28

○A16.52.103.1792026-04-13 → 2026-04-15 · 5 obs

○ 2026-04-04 03:31:14
● 2026-04-13 03:10:00
● 2026-04-15 00:56:06
○ 2026-05-02 13:09:38
○ 2026-06-17 16:40:28

○A16.52.211.1392026-05-02 → 2026-05-04 · 5 obs

○ 2026-04-15 00:56:06
● 2026-05-02 13:09:38
● 2026-05-04 13:45:08
○ 2026-05-07 16:30:22
○ 2026-06-17 16:40:28

○A16.52.234.2372026-03-21 → 2026-04-04 · 5 obs

○ 2017-06-05 20:43:20
● 2026-03-21 11:20:10
● 2026-04-04 03:31:14
○ 2026-04-13 03:10:00
○ 2026-06-17 16:40:28

○A16.52.25.612026-05-02 → 2026-05-10 · 5 obs

○ 2026-04-15 00:56:06
● 2026-05-02 13:09:38
● 2026-05-10 21:46:42
○ 2026-06-14 10:02:22
○ 2026-06-17 16:40:28

●A16.52.97.1202026-06-14 → 2026-06-17 · 3 obs

○ 2026-05-10 21:46:42
● 2026-06-14 10:02:22
● 2026-06-17 16:40:28

●A3.97.118.2332026-06-14 → 2026-06-17 · 3 obs

○ 2026-05-10 21:46:42
● 2026-06-14 10:02:22
● 2026-06-17 16:40:28

○A3.98.189.1952026-04-13 → 2026-04-15 · 5 obs

○ 2026-04-04 03:31:14
● 2026-04-13 03:10:00
● 2026-04-15 00:56:06
○ 2026-05-02 13:09:38
○ 2026-06-17 16:40:28

○A3.98.253.2292026-03-21 → 2026-06-17 · 2 obs

○ 2026-03-21 11:20:10
○ 2026-06-17 16:40:28

○A3.99.92.322026-03-27 → 2026-04-04 · 5 obs

○ 2026-03-21 11:20:10
● 2026-03-27 20:12:46
● 2026-04-04 03:31:14
○ 2026-04-13 03:10:00
○ 2026-06-17 16:40:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
d2l.dev	ns-1582.awsdns-05.co.uk, ns-593.awsdns-10.net, ns-1063.awsdns-04.org, ns-481.awsdns-60.com	-

✅ Authoritative Response

Server:205.251.196.39

NS records: ns-1582.awsdns-05.co.uk, ns-593.awsdns-10.net, ns-1063.awsdns-04.org, ns-481.awsdns-60.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for d2l.dev (unsigned zone)

⏱️ Timing

Total: 612ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`16.52.97.120, 3.97.118.233`
NS	4	`ns-1063.awsdns-04.org, ns-1582.awsdns-05.co.uk...`
TXT	1	`google-site-verification=jvwCACgM6XHBmKo`
SOA	1	`ns-1582.awsdns-05.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Hierarchy

daylight.d2l.dev and github.d2l.dev are both subdomains of d2l.dev.

IP Addresses

d2l.dev has two IP addresses: 3.97.118.233 and 16.52.97.120

Host names like ec2-3-97-118-233.ca-central-1.compute.amazonaws.com are further examples that share IP numbers with d2l.dev.

Name Servers

The authoritative name servers for d2l.dev are ns-481.awsdns-60.com, ns-593.awsdns-10.net, ns-1063.awsdns-04.org and ns-1582.awsdns-05.co.uk.

There is at least partial name server overlap between d2l.dev and other domains — lightsailworkshop.com, cloudsun.jp, homeworkla.net and two more among them.

All four hostnames — ns-481.awsdns-60.com, ns-593.awsdns-10.net, ns-1063.awsdns-04.org and ns-1582.awsdns-05.co.uk — resolve to two IP numbers apiece: ns-481.awsdns-60.com to 205.251.193.225 and 2600:9000:5301:e100::1; ns-593.awsdns-10.net to 205.251.194.81 and 2600:9000:5302:5100::1; ns-1063.awsdns-04.org to 205.251.196.39 and 2600:9000:5304:2700::1; ns-1582.awsdns-05.co.uk to 205.251.198.46 and 2600:9000:5306:2e00::1.