What powers koei-challenge.com?

Analytics

Google Analytics

since Oct 2025

CMS

WordPress

since Oct 2025

Databases

MySQL

since Oct 2025

Hosting

Xserver

since Oct 2025

JavaScript libraries

core-js v3.39.0

since Oct 2025

jQuery v3.7.1

since Oct 2025

jQuery Migrate v3.4.1

since Oct 2025

Miscellaneous

Open Graph

since Oct 2025

RSS

since Oct 2025

Page builders

WordPress Block Editor

since Oct 2025

Performance

LazySizes

since Oct 2025

Programming languages

PHP

since Oct 2025

Security

reCAPTCHA

since Oct 2025

Tag managers

Google Tag Manager

since Oct 2025

Web servers

Nginx

since Oct 2025

WordPress plugins

All in One SEO v4.9.6.2

since Oct 2025

Contact Form 7 v6.1.5

since Oct 2025

Flying Pages v2.4.7

since Oct 2025

Site Kit v1.178.0

since Oct 2025