github-cdn.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`github-cdn.com`

DNSSEC	⚠️ Not signed
A	18.133.158.13^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
		PTR	`ec2-18-133-158-13.eu-west-2.compute.amazonaws.com`
NS	`ns-649.awsdns-17.net` ⭐
		A	2600:9000:5302:8900::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-649.awsdns-17.net`
		A	205.251.194.137^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-649.awsdns-17.net`
NS	`ns-1482.awsdns-57.org`
		A	2600:9000:5305:ca00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1482.awsdns-57.org`
		A	205.251.197.202^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1482.awsdns-57.org`
NS	`ns-1858.awsdns-40.co.uk`
		A	2600:9000:5307:4200::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1858.awsdns-40.co.uk`
		A	205.251.199.66^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1858.awsdns-40.co.uk`
NS	`ns-280.awsdns-35.com`
		A	2600:9000:5301:1800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-280.awsdns-35.com`
		A	205.251.193.24^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-280.awsdns-35.com`
SOA	`ns-649.awsdns-17.net`awsdns-hostmaster@amazon.com serial=1

`com`

	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=1787204934

Same first word

github-cdn.com

Previous names

Next names

DNS History

12 records (5 active, 7 former)

○NSns-1200.awsdns-22.org2016-12-18 → 2017-10-26 · 4 obs

● 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

●NSns-1482.awsdns-57.org2026-03-23 → 2026-08-20 · 3 obs

○ 2017-10-26 19:51:24
● 2026-03-23 09:37:54
● 2026-08-20 06:05:38

●NSns-1858.awsdns-40.co.uk2026-03-23 → 2026-08-20 · 3 obs

○ 2017-10-26 19:51:24
● 2026-03-23 09:37:54
● 2026-08-20 06:05:38

○NSns-1989.awsdns-56.co.uk2016-12-18 → 2017-10-26 · 4 obs

● 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

●NSns-280.awsdns-35.com2026-03-23 → 2026-08-20 · 3 obs

○ 2017-10-26 19:51:24
● 2026-03-23 09:37:54
● 2026-08-20 06:05:38

○NSns-364.awsdns-45.com2016-12-18 → 2017-10-26 · 4 obs

● 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

○NSns-610.awsdns-12.net2016-12-18 → 2017-10-26 · 4 obs

● 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

●NSns-649.awsdns-17.net2026-03-23 → 2026-08-20 · 3 obs

○ 2017-10-26 19:51:24
● 2026-03-23 09:37:54
● 2026-08-20 06:05:38

●A18.133.158.132026-03-23 → 2026-08-20 · 3 obs

○ 2017-10-26 19:51:24
● 2026-03-23 09:37:54
● 2026-08-20 06:05:38

○A52.24.23.1772016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 12:47:28
○ 2017-10-26 19:51:24
○ 2026-08-20 06:05:38

○A54.210.167.1472017-10-26 → 2017-10-26 · 4 obs

○ 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

○A54.86.120.742017-10-26 → 2017-10-26 · 4 obs

○ 2016-12-18 12:47:28
● 2017-10-26 19:51:24
○ 2026-03-23 09:37:54
○ 2026-08-20 06:05:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
github-cdn.com	ns-649.awsdns-17.net, ns-280.awsdns-35.com, ns-1858.awsdns-40.co.uk, ns-1482.awsdns-57.org	2 records

✅ Authoritative Response

Server:205.251.197.202

NS records: ns-649.awsdns-17.net, ns-280.awsdns-35.com, ns-1858.awsdns-40.co.uk, ns-1482.awsdns-57.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for github-cdn.com (unsigned zone)

⏱️ Timing

Total: 424ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.133.158.13`
NS	4	`ns-1482.awsdns-57.org, ns-1858.awsdns-40.co.uk...`
SOA	1	`ns-649.awsdns-17.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-280.awsdns-35.com, ns-280.awsdns-35.com)

Analysis

IP Addresses

github-cdn.com points to a single IP number: 18.133.158.13.

Name Servers

github-cdn.com has four authoritative name servers: ns-280.awsdns-35.com, ns-649.awsdns-17.net, ns-1482.awsdns-57.org and ns-1858.awsdns-40.co.uk.

github-cdn.com shares at least some of its name servers with other domains, including smartforecasts.com, mycmaonline.ca, sonitroleastcascades.com and two others.

The host names ns-280.awsdns-35.com, ns-649.awsdns-17.net, ns-1482.awsdns-57.org and ns-1858.awsdns-40.co.uk each resolve to two IP addresses: ns-280.awsdns-35.com resolves to 205.251.193.24 and 2600:9000:5301:1800::1; ns-649.awsdns-17.net resolves to 205.251.194.137 and 2600:9000:5302:8900::1; ns-1482.awsdns-57.org resolves to 205.251.197.202 and 2600:9000:5305:ca00::1; ns-1858.awsdns-40.co.uk resolves to 205.251.199.66 and 2600:9000:5307:4200::1.