URL Inspection: https://failsafe.dev

Open Cached · just now

UP

HTTP Status

200

Ping

6 ms

Technologies

7

SSL/TLS Certificate

View Full SSL Report

Issued By

C=US, O=Let's Encrypt, CN=R13

Security Score

81 /100

Network & Hosting

View DNS Records

185.199.108.153 • AS54113 • Fastly

Reverse DNS: cdn-185-199-108-153.github.com

Technologies Detected

Infrastructure & Network (3)

CDN	Fastly https://www.fastly.com
Evidence: • Header X-Fastly-Request-Id: dc6f5b0e07be5c2278051a1075044011cc68a22f • IP 185.199.108.153 → ASN 54113 • Reverse DNS: cdn-185-199-108-153.github.com

DNS Provider	Namecheap https://www.namecheap.com
Evidence: • Nameserver: dns1.registrar-servers.com • Nameserver: dns2.registrar-servers.com

Web Server	Varnish https://varnish-cache.org
Evidence: • Header Via: 1.1 varnish

Development (1)

JavaScript Library	GitHub Buttons https://github.com/buttons/github-buttons
Evidence: • Script: https://buttons.github.io/buttons.js

Analytics & Marketing (1)

Analytics	Google Tag Manager https://tagmanager.google.com
Evidence: • Resource: https://www.googletagmanager.com/gtag/js?id=UA-145891145-1

Other Services (2)

Development	GitHub https://github.com
Evidence: • Header Server: GitHub.com

Framework	Jekyll https://jekyllrb.com	3.10.0
Evidence: • Meta Generator: Jekyll v3.10.0

Metadata & SEO

Title

Failsafe - Fault tolerance and resilience patterns for the JVM

Description

Failsafe website

Canonical URL

https://failsafe.dev/

Language

en-US

Viewport

width=device-width, initial-scale=1

Generator

Jekyll v3.10.0

Social Media Cards

OpenGraph

Type

website

Description

Failsafe website

Title

Fault tolerance and resilience patterns for the JVM

Url

https://failsafe.dev/

Locale

en_US

Site Name

Failsafe

Twitter Cards

Card

summary

Dependencies

📜 Scripts (4)

🎨 Stylesheets (1)

• https://failsafe.dev/assets/css/just-the-docs.css

Inspected on November 18, 2025 at 19:55 UTC