actions.githubusercontent.com - dns.ninja

`actions.githubusercontent.com`

DNSSEC	⚠️ Not signed
NS	`dns1.p01.nsone.net` ⭐ ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p01.nsone.net`
NS	`dns3.p01.nsone.net` ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p01.nsone.net`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1686092373

`githubusercontent.com`

	DNSSEC	⚠️ Not signed
	NS	`ns-1411.awsdns-48.org` ⭐
	NS	`dns1.p01.nsone.net`
	NS	`dns2.p01.nsone.net`
	NS	`dns3.p01.nsone.net`
	NS	`dns4.p01.nsone.net`
	NS	`ns-181.awsdns-22.com`
	NS	`ns-1867.awsdns-41.co.uk`
	NS	`ns-596.awsdns-10.net`
	TXT	`globalsign-domain-verification=2wiwCKYW7kQ6LJntfIcdi5EG56lUlQIRj_VGJnEEKb`
	TXT	`v=spf1 a -all`
	SOA	`ns-1411.awsdns-48.org`awsdns-hostmaster@amazon.com serial=1

rank #736 globally
rank #424 in the tld

githubusercontent.com

githubusercontent.comis a content-delivery domain operated by GitHub (a Microsoft subsidiary), used exclusively to serve static assets — raw source files, images, release artifacts, and Git LFS objects — from GitHub repositories, keeping user-supplied content isolated from the maingithub.comorigin for security reasons.

Key facts

Owner / operator: GitHub, Inc. (subsidiary of Microsoft Corporation)
TLD:.com— gTLD
Primary purpose: CDN origin for raw repository content, user-uploaded images, release assets, and Git LFS objects hosted on GitHub
Status: active

Notable subdomains or services

The domain is not a user-facing hosting service, but several well-known subdomain patterns exist:

raw.githubusercontent.com////— serves raw (unrendered) file content directly from any public repository branch or commit
avatars.githubusercontent.com— serves user and organisation avatar images
camo.githubusercontent.com— GitHub's image-proxy service (rewrites external images in Markdown through this origin)
objects.githubusercontent.com— serves Git LFS objects and release binary assets
user-images.githubusercontent.com— stores images uploaded by users in issues, pull requests, and comments
private-user-images.githubusercontent.com— same as above for private/authenticated contexts

Related domains

github.com— main GitHub platform (code hosting, pull requests, Actions, etc.)
github.io— GitHub Pages hosting; user sites follow the pattern.github.io
githubassets.com— serves GitHub's own UI static assets (JS, CSS, icons)

📈 Tranco rank: #719

Overview

githubusercontent.com is GitHub's content delivery network (CDN) domain used to serve user-generated content and static assets. It separates raw file content from the main github.com domain for security and performance reasons.

Primary Uses

raw.githubusercontent.com — Serves raw file content from repositories (source code, configuration files, scripts)
avatars.githubusercontent.com — Hosts user profile pictures and organization logos
camo.githubusercontent.com — Proxies external images in README files and issues for privacy/security
objects.githubusercontent.com — Serves Git LFS (Large File Storage) objects
user-images.githubusercontent.com — Hosts images uploaded to issues, comments, and discussions

Technical Infrastructure

DNS Provider: Dual-provider setup with AWS Route 53 and NS1 for redundancy

Nameservers:

AWS: ns-181.awsdns-22.com, ns-596.awsdns-10.net, ns-1867.awsdns-41.co.uk, ns-1411.awsdns-48.org
NS1: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net

Security: SPF record configured (v=spf1 a -all). DNSSEC is not enabled.

Ownership

Owned and operated by GitHub, Inc., a subsidiary of Microsoft Corporation since 2018. The domain serves billions of requests daily as part of GitHub's infrastructure supporting over 100 million developers worldwide.

Subdomains

pipelinesghubeus20.actions.githubusercontent.com

broker.actions.githubusercontent.com

pipelines.actions.githubusercontent.com

runnerproxcnc1.actions.githubusercontent.com

runnerghubwus31.actions.githubusercontent.com

pipelinesproxsdc1.actions.githubusercontent.com

run-actions-3-azure-eastus.actions.githubusercontent.com

mpsghub.actions.githubusercontent.com

tokenghub.actions.githubusercontent.com

pipelinesghubeus9.actions.githubusercontent.com

runnerproxweu1.actions.githubusercontent.com

pipelinesghubeus2.actions.githubusercontent.com

token.actions.githubusercontent.com

tokenghubeus21.actions.githubusercontent.com

pipelinesghubeus13.actions.githubusercontent.com

pipelinesghubeus11.actions.githubusercontent.com

pipelinesghubeus21.actions.githubusercontent.com

pipelinesghubeus24.actions.githubusercontent.com

pipelinesghubeus14.actions.githubusercontent.com

run.actions.githubusercontent.com

vstoken.actions.githubusercontent.com

pipelinesghubeus3.actions.githubusercontent.com

launch.actions.githubusercontent.com

runner-auth.actions.githubusercontent.com

pipelinesghubeus23.actions.githubusercontent.com

pipelinesghubeus1.actions.githubusercontent.com

pipelinesghubeus12.actions.githubusercontent.com

pipelinesproxcnc1.actions.githubusercontent.com

runnerproxeau1.actions.githubusercontent.com

run-actions-2-azure-eastus.actions.githubusercontent.com

pipelinesproxeau1.actions.githubusercontent.com

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DNS History

9 records (4 active, 5 former)

●NSdns1.p01.nsone.net2026-02-17 → 2026-07-24 · 2 obs

● 2026-02-17 11:10:54
● 2026-07-24 02:17:54

●NSdns2.p01.nsone.net2026-02-17 → 2026-07-24 · 87 obs

● 2026-02-17 11:10:54
● 2026-03-03 17:17:56
○ 2026-03-04 04:35:30
○ 2026-03-09 00:36:06
● 2026-03-10 22:39:44
○ 2026-03-13 13:07:12
○ 2026-03-14 21:47:14
● 2026-03-15 01:51:38
● 2026-03-18 20:57:00
○ 2026-03-20 21:14:16
● 2026-03-22 21:16:58
● 2026-03-25 05:59:00
○ 2026-03-25 07:59:16
● 2026-03-26 05:45:10
● 2026-03-28 11:07:30
○ 2026-03-29 04:47:32
● 2026-04-02 15:16:44
● 2026-04-23 21:43:30
○ 2026-04-25 10:27:06
● 2026-04-30 02:58:08
● 2026-05-10 15:20:26
○ 2026-05-11 04:20:22
● 2026-05-12 10:33:16
● 2026-05-20 17:21:52
○ 2026-05-21 01:34:00
○ 2026-05-21 22:40:14
● 2026-05-24 00:11:40
● 2026-05-27 00:52:34
○ 2026-05-27 23:41:36
○ 2026-05-28 02:35:12
● 2026-05-29 12:31:44
● 2026-05-31 07:22:36
○ 2026-06-01 18:24:10
○ 2026-06-02 04:23:10
● 2026-06-02 16:38:30
● 2026-06-06 01:54:54
○ 2026-06-06 08:10:54
○ 2026-06-06 22:17:08
● 2026-06-07 13:19:30
● 2026-06-09 20:54:16
○ 2026-06-10 19:02:50
● 2026-06-11 06:54:28
● 2026-06-12 08:54:56
○ 2026-06-12 16:40:00
● 2026-06-12 23:20:44
○ 2026-06-20 05:02:30
● 2026-06-20 22:51:04
○ 2026-06-21 19:14:50
● 2026-06-22 20:07:08
○ 2026-06-27 17:54:54
● 2026-06-28 11:49:06
○ 2026-06-28 20:33:44
● 2026-06-29 13:43:38
○ 2026-07-01 17:26:46
● 2026-07-05 01:59:30
○ 2026-07-09 20:19:18
● 2026-07-11 04:59:34
○ 2026-07-11 10:41:22
● 2026-07-11 11:35:34
○ 2026-07-11 12:29:44
● 2026-07-11 14:31:10
○ 2026-07-11 16:24:40
● 2026-07-11 17:55:54
○ 2026-07-11 22:15:56
● 2026-07-12 00:00:12
○ 2026-07-12 01:39:48
● 2026-07-12 02:37:36
○ 2026-07-12 03:59:56
● 2026-07-12 06:33:50
○ 2026-07-12 07:08:32
● 2026-07-12 16:33:36
○ 2026-07-12 17:08:16
● 2026-07-12 23:56:26
○ 2026-07-13 23:58:40
● 2026-07-14 01:38:52
○ 2026-07-14 19:06:18
● 2026-07-14 21:33:26
○ 2026-07-15 03:08:08
● 2026-07-15 03:57:12
○ 2026-07-20 09:06:08
● 2026-07-20 22:13:12
○ 2026-07-21 14:32:20
● 2026-07-22 10:36:28
○ 2026-07-22 22:48:04
● 2026-07-23 06:07:22
○ 2026-07-23 21:52:14
● 2026-07-24 02:17:54

●NSdns3.p01.nsone.net2026-02-17 → 2026-07-24 · 87 obs

●NSdns4.p01.nsone.net2026-02-17 → 2026-07-24 · 87 obs

○NSns-1170.awsdns-18.org2026-02-18 → 2026-07-23 · 122 obs

○ 2026-02-17 11:10:54
● 2026-02-18 19:54:12
● 2026-02-19 21:30:38
○ 2026-02-25 17:18:34
● 2026-02-25 18:53:58
● 2026-02-27 03:58:34
○ 2026-03-02 07:17:48
○ 2026-03-03 09:14:08
● 2026-03-03 17:17:56
○ 2026-03-04 04:35:30
○ 2026-03-09 00:36:06
● 2026-03-10 22:39:44
○ 2026-03-13 13:07:12
○ 2026-03-14 21:47:14
● 2026-03-15 01:51:38
● 2026-03-18 20:57:00
○ 2026-03-20 21:14:16
○ 2026-03-22 21:16:58
● 2026-03-24 18:43:12
● 2026-03-25 05:59:00
○ 2026-03-25 07:59:16
○ 2026-03-26 05:45:10
● 2026-03-28 09:12:40
● 2026-03-28 11:07:30
○ 2026-03-29 04:47:32
● 2026-04-02 15:16:44
○ 2026-04-03 15:09:58
● 2026-04-07 05:32:06
● 2026-04-18 18:58:36
○ 2026-04-20 22:32:52
● 2026-04-23 21:43:30
○ 2026-04-25 10:27:06
● 2026-04-30 02:58:08
● 2026-05-06 20:18:20
○ 2026-05-09 05:31:14
● 2026-05-10 04:46:36
○ 2026-05-10 15:20:26
○ 2026-05-12 10:33:16
● 2026-05-12 16:41:42
● 2026-05-20 17:21:52
○ 2026-05-21 01:34:00
○ 2026-05-21 22:40:14
● 2026-05-24 00:11:40
○ 2026-05-24 02:52:10
○ 2026-05-26 02:46:16
● 2026-05-27 00:52:34
○ 2026-05-27 23:41:36
○ 2026-05-29 12:31:44
● 2026-05-30 01:10:52
○ 2026-05-30 13:05:54
● 2026-05-31 07:22:36
○ 2026-06-01 18:24:10
○ 2026-06-02 04:23:10
● 2026-06-02 16:38:30
● 2026-06-03 07:04:44
○ 2026-06-03 16:54:40
● 2026-06-04 22:47:56
● 2026-06-06 01:54:54
○ 2026-06-06 08:10:54
○ 2026-06-06 22:17:08
● 2026-06-07 13:19:30
● 2026-06-09 20:54:16
○ 2026-06-10 19:02:50
● 2026-06-11 06:54:28
○ 2026-06-12 02:23:16
○ 2026-06-12 16:40:00
● 2026-06-12 23:20:44
● 2026-06-16 19:12:30
○ 2026-06-17 11:40:18
● 2026-06-17 21:09:56
○ 2026-06-20 05:02:30
● 2026-06-20 22:51:04
○ 2026-06-21 19:14:50
● 2026-06-22 20:07:08
○ 2026-06-23 08:28:38
● 2026-06-24 15:32:20
○ 2026-06-25 16:57:22
● 2026-06-26 19:10:14
○ 2026-06-27 17:54:54
● 2026-06-28 11:49:06
○ 2026-06-28 20:33:44
● 2026-06-29 13:43:38
○ 2026-07-01 17:26:46
● 2026-07-05 01:59:30
○ 2026-07-09 20:19:18
● 2026-07-11 04:59:34
○ 2026-07-11 10:41:22
● 2026-07-11 14:31:10
○ 2026-07-11 16:24:40
● 2026-07-11 17:55:54
○ 2026-07-11 22:15:56
● 2026-07-12 00:00:12
○ 2026-07-12 01:39:48
● 2026-07-12 02:37:36
○ 2026-07-12 03:59:56
● 2026-07-12 16:33:36
○ 2026-07-12 17:08:16
● 2026-07-12 23:56:26
○ 2026-07-13 08:13:56
● 2026-07-13 12:39:16
○ 2026-07-13 23:58:40
● 2026-07-14 01:38:52
○ 2026-07-14 09:01:10
● 2026-07-14 14:54:52
○ 2026-07-14 19:06:18
● 2026-07-14 21:33:26
○ 2026-07-15 03:08:08
● 2026-07-15 03:57:12
○ 2026-07-15 05:40:32
● 2026-07-15 07:49:18
○ 2026-07-16 00:14:42
● 2026-07-16 16:50:22
○ 2026-07-18 05:35:20
● 2026-07-19 03:22:42
○ 2026-07-20 02:35:34
● 2026-07-20 22:13:12
○ 2026-07-21 14:32:20
● 2026-07-22 10:36:28
○ 2026-07-22 22:48:04
● 2026-07-23 06:07:22
○ 2026-07-23 21:52:14
○ 2026-07-24 02:17:54

○NSns-1662.awsdns-15.co.uk2026-02-18 → 2026-07-23 · 122 obs

○NSns-461.awsdns-57.com2026-02-18 → 2026-07-23 · 122 obs

○NSns-586.awsdns-09.net2026-02-18 → 2026-07-23 · 122 obs

○CNAMEgithub.map.fastly.net2019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 05:20:58
○ 2026-02-17 11:10:54
○ 2026-07-24 02:17:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
githubusercontent.com	ns-181.awsdns-22.com, ns-596.awsdns-10.net, ns-1867.awsdns-41.co.uk, ns-1411.awsdns-48.org...	2 records
actions.githubusercontent.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net...	-

✅ Authoritative Response

Server:198.51.44.1

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns-1170.awsdns-18.org, ns-1662.awsdns-15.co.uk, ns-461.awsdns-57.com, ns-586.awsdns-09.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for githubusercontent.com (unsigned zone)

⏱️ Timing

Total: 1031ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`dns3.p01.nsone.net, dns2.p01.nsone.net...`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-181.awsdns-22.com, ns-181.awsdns-22.com)

Analysis

Hierarchy

actions.githubusercontent.com is a parent domain; its children include pipelinesghubeus20.actions.githubusercontent.com, broker.actions.githubusercontent.com, pipelines.actions.githubusercontent.com, runnerproxcnc1.actions.githubusercontent.com, runnerghubwus31.actions.githubusercontent.com and a few other host names.

Name Servers

The domain actions.githubusercontent.com is delegated to these four name servers: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.

actions.githubusercontent.com partially shares its NS delegation with several other domains, including technonaire.com, 4sale.ai, brandkitchenandbath.com and two others.

In DNS configurations, these name servers often share authority with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com and 7 other name servers.

dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net each carry two IP addresses. dns1.p01.nsone.net has 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1; dns2.p01.nsone.net has 198.51.45.1 and 2a00:edc0:6259:7:1::2; dns3.p01.nsone.net has 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3; dns4.p01.nsone.net has 198.51.45.65 and 2a00:edc0:6259:7:1::4.