DNS Gurus
Cached · just now
DOWN

HTTP Status

500

Ping

78 ms

Technologies

13

Technologies Detected

Infrastructure & Network (6)

CDN
Fastly logo
Fastly

Fastly is a modern content delivery network and edge cloud platform that provides real-time content delivery, security, and edge computing services.

DNS Provider
AWS Route53 logo
AWS Route53

Amazon Route 53 is a highly available and scalable cloud DNS web service from Amazon Web Services.

DNS Provider
IBM NS1 logo
IBM NS1

IBM NS1 is a managed DNS and traffic management platform now owned by IBM.

Email Provider
Google Workspace logo
Google Workspace

Google Workspace (formerly G Suite) provides business email hosting using Gmail's infrastructure.

Email Provider
Microsoft 365 logo
Microsoft 365

Microsoft 365 (formerly Office 365) provides business email hosting using Exchange Online.

Registrar
MarkMonitor logo
MarkMonitor

MarkMonitor is a domain registrar and brand protection company that specializes in enterprise domain management and brand security.

Analytics & Marketing (1)

Marketing
Adobe Marketo logo
Adobe Marketo

Adobe Marketo Engage (formerly Marketo) is a marketing automation platform that helps businesses automate marketing campaigns, nurture leads, and measure marketing ROI.

SSL & Certificates (4)

Certificate Authority
DigiCert logo
DigiCert

DigiCert is a leading certificate authority that provides SSL/TLS certificates, code signing certificates, and PKI solutions.

Certificate Authority
GlobalSign logo
GlobalSign

GlobalSign is a certificate authority that provides SSL/TLS certificates, code signing certificates, and PKI solutions.

Certificate Authority
Let's Encrypt logo
Let's Encrypt

Let's Encrypt is a free, automated, and open certificate authority run by the Internet Security Research Group (ISRG).

Certificate Authority
Sectigo logo
Sectigo

Sectigo is a leading certificate authority that provides SSL/TLS certificates, code signing certificates, and PKI solutions.

Other (2)

Cloud
Cloudflare logo
Cloudflare

Cloudflare is a global cloud services provider that offers CDN, DDoS protection, DNS, security, and performance optimization services.

Active incidents
Development
GitHub logo
GitHub

GitHub is a web-based platform for version control and collaboration using Git.

Metadata & SEO

Title
Server Error · GitHub
Language
en
Viewport
width=device-width

Domain Owner Information

View Full WHOIS
Registrar
MarkMonitor Inc. MarkMonitor, Inc.
Created
October 09, 2007
18 years 352 days old
Expires
October 09, 2028
2 years 18 days left

SSL/TLS Certificate

View Full SSL Report
Issued By
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV E36
Security Score
94 /100

Network & Hosting

View DNS Records
140.82.114.4 • AS36459
GitHub
Reverse DNS: lb-140-82-114-4-iad.github.com
20.9.125.224 • AS8075
Microsoft
185.199.108.153 • AS54113
Fastly
Reverse DNS: cdn-185-199-108-153.github.com
104.16.92.80 • AS13335
Cloudflare

CNAME Record

This domain is an alias for:

glb-191fe8d77b3fd7-public-internal.githubapp.com

Resources

github.com (5 resources)

Images (5)
Inspected on October 14, 2026 at 01:41 UTC