favicon
Cached · just now
UP

HTTP Status

200

Ping

2 ms

Technologies

5

Technologies Detected

Infrastructure & Network (2)

CDN
Google Fonts logo
Google Fonts

Google Fonts is a free, open-source web font service that provides hundreds of high-quality fonts for use on websites.

CDN
jsDelivr logo
jsDelivr

jsDelivr is a free, open-source CDN that provides fast and reliable delivery of JavaScript libraries, CSS frameworks, and fonts from npm and GitHub.

Development (1)

JavaScript Library
Font Awesome logo
Font Awesome

Font Awesome is a popular icon library and toolkit that provides thousands of scalable vector icons.

Security & Privacy (1)

Whois Privacy
Privacy Protect

Privacy Protect is a WHOIS privacy protection service that masks domain owner contact information in public WHOIS databases.

SSL & Certificates (1)

Certificate Authority
Google Trust logo
Google Trust

Google Trust Services is Google's certificate authority that issues SSL/TLS certificates for Google services and Google Cloud Platform.

Metadata & SEO

Title
Playground
Description
PlaygroundはオンラインでSwiftを学べるプログラミング学習サービスです。株式会社Playgroundが運営しています。
Language
ja
Viewport
width=device-width,initial-scale=1

Domain Owner Information

View Full WHOIS
Registrar
GMO Internet, Inc.
Created
April 27, 2020
5 years 252 days old
Expires
April 27, 2026
3 months 23 days left

SSL/TLS Certificate

View Full SSL Report
Issued By
C=US, O=Google Trust Services, CN=WR3
Security Score
77 /100
Inspected on January 12, 2026 at 23:27 UTC