SYS.SCANNER
NEW SCAN

Target: github.com

Diagnostic completed at 2026-08-05 00:01:59 UTC

Community Trust:
Security Score 100/100
Performance (FCP)
Fetching...
LIVE PREVIEW

Comprehensive Domain Audit

Server Ping (Port 443)
20 ms
Reverse IP Lookup
20.205.243.166
HTTP/2 Status
HTTP/2 Supported
Brotli Compression
Disabled / Unknown
File MIME Type
text/html; charset=utf-8
Redirect Chain
0 Redirect(s)
Google Cache Checker
View Snapshot
Admin Gravatar
contact@
Gravatar

Hosting & IP Checker

  • Server IP Address 20.205.243.166
  • ISP / Hosting Provider Microsoft Corporation
  • Geographic Location Singapore, Singapore
  • IP Spam Reputation Clean (No Blacklists)
SAFE URL CHECKER

Domain Risk & Categories

  • Content Categories Technology, Technology
  • Safe URL / Threat Status Safe (No Active Network Threats Detected)
Est. Monthly Traffic
520.4M
Active Visitor Footprint
WHOIS Information
Private / N/A
Age: 3 Years (Expires: N/A)
SSL Certificate
VALID SSL
Expires in 57 days

HTTP Headers Lookup

HTTP/2 200 
date: Wed, 05 Aug 2026 00:01:54 GMT
content-type: text/html; charset=utf-8
content-language: en-US
vary: X-PJAX, X-PJAX-Container, Turbo-Visit, Turbo-Frame, X-Requested-With, X-GitHub-Client-Version, Accept-Language, Sec-Fetch-Site,Accept-Encoding, Accept, X-Requested-With
etag: W/"71d0151a81fa495453cb811525abf132"
cache-control: max-age=0, private, must-revalidate
strict-transport-security: max-age=31536000; includeSubdomains; preload
x-frame-options: deny
x-content-type-options: nosniff
x-xss-protection: 0
referrer-policy: origin-when-cross-origin, strict-origin-when-cross-origin
content-security-policy: default-src 'none'; base-uri 'self'; child-src github.githubassets.com github.com/assets-cdn/worker/ github.com/assets/ gist.github.com/assets-cdn/worker/; connect-src 'self' uploads.github.com www.githubstatus.com collector.github.com raw.githubusercontent.com api.github.com github-cloud.s3.amazonaws.com github-production-repository-file-5c1aeb.s3.amazonaws.com github-production-upload-manifest-file-7fdce7.s3.amazonaws.com github-production-user-asset-6210df.s3.amazonaws.com *.rel.tunnels.api.visualstudio.com wss://*.rel.tunnels.api.visualstudio.com github.githubassets.com objects-origin.githubusercontent.com copilot-proxy.githubusercontent.com proxy.individual.githubcopilot.com proxy.business.githubcopilot.com proxy.enterprise.githubcopilot.com *.actions.githubusercontent.com wss://*.actions.githubusercontent.com productionresultssa0.blob.core.windows.net productionresultssa1.blob.core.windows.net productionresultssa2.blob.core.windows.net productionresultssa3.blob.core.windows.net productionresultssa4.blob.core.windows.net productionresultssa5.blob.core.windows.net productionresultssa6.blob.core.windows.net productionresultssa7.blob.core.windows.net productionresultssa8.blob.core.windows.net productionresultssa9.blob.core.windows.net productionresultssa10.blob.core.windows.net productionresultssa11.blob.core.windows.net productionresultssa12.blob.core.windows.net productionresultssa13.blob.core.windows.net productionresultssa14.blob.core.windows.net productionresultssa15.blob.core.windows.net productionresultssa16.blob.core.windows.net productionresultssa17.blob.core.windows.net productionresultssa18.blob.core.windows.net productionresultssa19.blob.core.windows.net github-production-repository-image-32fea6.s3.amazonaws.com github-production-release-asset-2e65be.s3.amazonaws.com insights.github.com wss://alive.github.com wss://alive-staging.github.com api.githubcopilot.com api.individual.githubcopilot.com api.business.githubcopilot.com api.enterprise.githubcopilot.com wss://production-copilot-host.webpubsub.azure.com edge.fullstory.com rs.fullstory.com; font-src github.githubassets.com; form-action 'self' github.com gist.github.com copilot-workspace.githubnext.com objects-origin.githubusercontent.com; frame-ancestors 'none'; frame-src viewscreen.githubusercontent.com notebooks.githubusercontent.com www.youtube-nocookie.com; img-src 'self' data: blob: github.githubassets.com media.githubusercontent.com camo.githubusercontent.com identicons.github.com avatars.githubusercontent.com private-avatars.githubusercontent.com github-cloud.s3.amazonaws.com objects.githubusercontent.com release-assets.githubusercontent.com secured-user-images.githubusercontent.com user-images.githubusercontent.com private-user-images.githubusercontent.com opengraph.githubassets.com repository-images.githubusercontent.com marketplace-screenshots.githubusercontent.com copilotprodattachments.blob.core.windows.net/github-production-copilot-attachments/ github-production-user-asset-6210df.s3.amazonaws.com customer-stories-feed.github.com spotlights-feed.github.com explore-feed.github.com objects-origin.githubusercontent.com *.githubusercontent.com images.ctfassets.net/8aevphvgewt8/; manifest-src 'self'; media-src github.com user-images.githubusercontent.com secured-user-images.githubusercontent.com private-user-images.githubusercontent.com github-production-user-asset-6210df.s3.amazonaws.com gist.github.com github.githubassets.com assets.ctfassets.net/8aevphvgewt8/ videos.ctfassets.net/8aevphvgewt8/; script-src github.githubassets.com; style-src 'unsafe-inline' github.githubassets.com; upgrade-insecure-requests; worker-src github.githubassets.com github.com/assets-cdn/worker/ github.com/assets/ gist.github.com/assets-cdn/worker/
server: github.com
content-encoding: gzip
accept-ranges: bytes
set-cookie: _gh_sess=KX37CbvTCucBdKWj%2Fz%2FEA7gBsZ2z2ukr15fMeyVVxnYM6%2B2u6KGH%2BVhuA2%2Ff7%2FS7ahama1SiqCagxvynYu5n2VZ6mVR0foc10R1uJLwEOdnIvhRnfzGxOv2qIgZ0HEoWq64YwZHHg4s%2Bvt1PljdSu45qv3lRjj%2F7qessL9VO%2BjL3OkgmQL2jGZipmBqqDz7Doo3gLEDu%2BvEPdwnShM9YJZJ2FlfUyxlXKThg4JAl3h3yt8FZ9C0WK%2BNnC4a4cMh%2BmjNk%2BN99OOCU5BlPfd4DiQ%3D%3D--3jAN80zN5RVvyM%2FF--AcSOmjtsRRhxebzUbQCM7Q%3D%3D; path=/; HttpOnly; secure; SameSite=Lax
set-cookie: _octo=GH1.1.946197868.1785888117; expires=Thu, 05 Aug 2027 00:01:57 GMT; domain=.github.com; path=/; secure; SameSite=Lax
set-cookie: logged_in=no; expires=Thu, 05 Aug 2027 00:01:57 GMT; domain=.github.com; path=/; HttpOnly; secure; SameSite=Lax
x-github-request-id: C652:14F926:BA5892:D27082:6A727D75
x-github-edge-region: southeastasia

DNS Infrastructure Records

Type Host Target / IP / Value
A github.com 20.205.243.166
NS github.com ns-520.awsdns-01.net
NS github.com ns-1707.awsdns-21.co.uk
NS github.com ns-421.awsdns-52.com
NS github.com ns-1283.awsdns-32.org
NS github.com dns1.p08.nsone.net
NS github.com dns2.p08.nsone.net
NS github.com dns4.p08.nsone.net
NS github.com dns3.p08.nsone.net
MX github.com github-com.mail.protection.outlook.com
TXT github.com calendly-site-verification=at0DQARi7IZvJtXQAWhMqpmIzpvoBNF7aam5VKKxP
TXT github.com jamf-site-verification=XtaPNIYghF_e_xRDI8CjgQ
TXT github.com adobe-idp-site-verification=b92c9e999aef825edc36e0a3d847d2dbad5b2fc0e05c79ddd7a16139b48ecf4b
TXT github.com MS=ms44452932
TXT github.com krisp-domain-verification=ZlyiK7XLhnaoUQb2hpak1PLY7dFkl1WE
TXT github.com shopify-verification-code=t1YPwcmvnxZyBycaCpk1MPyWoFs72o
TXT github.com MS=6BF03E6AF5CB689E315FB6199603BABF2C88D805
TXT github.com v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.227.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all
TXT github.com docusign=087098e3-3d46-47b7-9b4e-8a23028154cd
TXT github.com apple-domain-verification=RyQhdzTl6Z6x8ZP4
TXT github.com TAILSCALE-xOzoDvFUzZr5YYVCQFuD
TXT github.com miro-verification=d2e174fdb00c71e0bcf58f8e58c3da2dd80dcfa9
TXT github.com facebook-domain-verification=39xu4jzl7roi7x0n93ldkxjiaarx50
TXT github.com google-site-verification=UTM-3akMgubp6tQtgEuAkYNYLyYAvpTnnSrDMWoDR3o
TXT github.com anthropic-domain-verification-4az7qn=if8YWuRRqwLycGJDooumzHtxm
TXT github.com atlassian-domain-verification=jjgw98AKv2aeoYFxiL/VFaoyPkn3undEssTRuMg6C/3Fp/iqhkV4HVV7WjYlVeF8
TXT github.com stripe-verification=f88ef17321660a01bab1660454192e014defa29ba7b8de9633c69d6b4912217f
TXT github.com 00Dd0000000hHE0=1TBKg000000TN2r
TXT github.com MS=ms58704441
TXT github.com loom-site-verification=f3787154f1154b7880e720a511ea664d
TXT github.com google-site-verification=82Le34Flgtd15ojYhHlGF_6g72muSjamlMVThBOJpks
TXT github.com serval-domain-verification-ydryhj=qbkiEakpwEpTvHh5fIiCqtaue

Meta Tags Checker

Meta Title

GitHub · Change is constant. GitHub keeps you ahead. · GitHub

Meta Description

Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.

Main Heading (H1)

The future of building happens together

Application Security Headers

  • Strict-Transport-Security (HSTS) ENABLED
  • Content-Security-Policy (CSP) ENABLED
  • X-Frame-Options (Clickjacking) ENABLED
  • X-Content-Type-Options (MIME) ENABLED

Frequently Asked Questions

Q: Is github.com safe to visit?

Based on our scan, github.com is safe. It has a valid SSL certificate and is clear of active network threats.

Q: Who hosts github.com?

github.com is currently hosted on IP 20.205.243.166 by Microsoft Corporation.

Q: Is the github.com IP blacklisted?

No, the server IP is clean on major DNSBL lists like Spamhaus.

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Detailed Analysis Report for github.com

This detailed intelligence report for github.com provides technical parameters regarding infrastructure, DNS lookup queries, reverse IP addresses, and HTTP/2 network capabilities. Mapped to server IP 20.205.243.166 under Microsoft Corporation.

Features such as Brotli compression checking, file MIME type verification, redirect chain mapping, IP Spam blacklist checking, and Cloudflare safe URL status assist webmasters in securing and optimizing their infrastructure.

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