Cached · just now
UP

HTTP Status

200

Ping

6 ms

Technologies

11

Technologies Detected

Frameworks (1)

Framework
VitePress logo

VitePress is a static site generator built on top of Vite and Vue.js, designed for creating fast, content-focused websites.

1.6.4

Infrastructure & Network (4)

CDN
Fastly logo

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

DNS Provider
GoDaddy DNS logo

GoDaddy DNS is a DNS hosting service provided by GoDaddy, one of the world's largest domain registrars.

Registrar
GoDaddy logo

GoDaddy is one of the world's largest domain registrars and web hosting companies.

Web Server
Varnish logo

Varnish Cache is a high-performance HTTP accelerator and reverse proxy designed for content-heavy dynamic websites.

Analytics & Marketing (2)

Analytics
Google Analytics logo

Google Analytics is the most widely used web analytics service that provides detailed insights into website traffic, user behavior, and conversion tracking.

Analytics
Google Tag Manager logo

Google Tag Manager is a tag management system that allows marketers to manage and deploy marketing tags (analytics, tracking pixels, etc.) on websites without modifying code.

SSL & Certificates (1)

Certificate Authority
Let's Encrypt logo

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

Other (3)

Development
GitHub logo

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

Development
Shields.io logo

Shields.io is a service that provides customizable badges and status indicators for GitHub repositories and projects.

SEO
Google Console logo

Google Search Console (formerly Google Webmaster Tools) is a free service from Google that helps website owners monitor and maintain their site's presence in Google search results.

Metadata & SEO

Title
SJF4J
Description
SJF4J is a lightweight JSON facade and structural processing layer for Java, unifying JSON semantics across backends, formats, and native object graphs.
Keywords
SJF4J, Java JSON, JSON facade, JSON Path, JSON Pointer, JSON Patch, JSON Merge Patch, JSON Schema, YAML, Jackson, Gson, Fastjson2, JSON-P, object graph mapping
Canonical URL
https://sjf4j.org/
Language
en-US
Viewport
width=device-width,initial-scale=1
Generator
VitePress v1.6.4

Domain Owner Information

View Full WHOIS
Registrar
GoDaddy.com, LLC
Created
September 16, 2025
Expires
September 16, 2027

SSL/TLS Certificate

View Full SSL Report
Issued By
C=US, O=Let's Encrypt, CN=YR1
Security Score
77 /100

Social Media Cards

OpenGraph (10 properties)

Type
website
Description
SJF4J is a lightweight JSON facade and structural processing layer for Java, unifying JSON semantics across backends, formats, and native object graphs.
Title
SJF4J
Image
https://sjf4j.org/logo-512.png
Url
https://sjf4j.org/
Locale
en_US
Site Name
SJF4J
Image:width
512
Image:height
512
Image:alt
SJF4J logo

Twitter Cards (5 properties)

Description
SJF4J is a lightweight JSON facade and structural processing layer for Java, unifying JSON semantics across backends, formats, and native object graphs.
Title
SJF4J
Image
https://sjf4j.org/logo-512.png
Card
summary
Image:alt
SJF4J logo

Network & Hosting

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

CNAME Record

This domain is an alias for:

sjf4j.org
Inspected on October 15, 2026 at 20:33 UTC