What powers yutohappy.com?
Last seen Aug 2026 · 18 technologies across 13 categories
Advertising
Google AdSense
since Sep 2022
Analytics
Google Analytics
since Sep 2022
CMS
WordPress
since Sep 2022
Databases
MySQL
since Sep 2022
Font scripts
Twitter Emoji (Twemoji)
since Sep 2022
Hosting
Xserver
since Sep 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Performance
LazySizes
since Sep 2022
Priority Hints
since Dec 2025
Programming languages
PHP
since Sep 2022
Security
reCAPTCHA
since Sep 2022
Web servers
Nginx
since Sep 2022
WordPress plugins
EWWW Image Optimizer
since Sep 2022
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 78% desktop
- 22% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.47 / 10 · ranked #2,550,669 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 1.4 MB · 71 requests
- WordPress theme: affinger (child: affinger-jet-child) · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Autoptimize Jul 2026
- detected Contact Form 7 Jul 2026
- detected EWWW Image Optimizer Jul 2026
- detected Google AdSense Jul 2026
- detected Google Analytics Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected LazySizes Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected Priority Hints Jul 2026
- detected reCAPTCHA Jul 2026
- detected RSS Jul 2026
- detected Slick Jul 2026
- detected Twitter Emoji (Twemoji) Jul 2026
- detected WordPress Jul 2026
- detected Autoptimize May 2026
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025