What powers heavy.jp?
Last seen Jun 2026 · 58 technologies across 26 categories
Advertising
DoubleClick Ad Exchange (AdX)
since May 2025
Google AdSense
since Feb 2019
Twitter Ads
since Jul 2021
Advertising Networks
AdRoll
since Jun 2018
Affiliate programs
Analytics
Authentication
Facebook Login
since Jul 2021
CDN
cdnjs
since Aug 2022
Cloudflare
since Aug 2022
Google Hosted Libraries
since Feb 2022
jsDelivr
since Aug 2022
Microsoft Ajax Content Delivery Network
since Mar 2026
CMS
Databases
MySQL
since Aug 2018
Editors
Adobe GoLive
since Aug 2022
FrontPage
since Jun 2020
Font scripts
Font Awesome
since Jan 2019
Google Font API
since Aug 2018
JavaScript Frameworks
JavaScript libraries
Miscellaneous
Operating Systems
CentOS
since Jun 2018
Page builders
WordPress Block Editor
since Apr 2025
Performance
LazySizes
since Aug 2022
Priority Hints
since Oct 2023
Programming languages
Security
Cloudflare Bot Management
since Mar 2025
reCAPTCHA
since Aug 2022
Tag managers
Google Tag Manager
since Jun 2018
UI frameworks
Bootstrap
since Aug 2024
ZURB Foundation
since Aug 2018
Web Frameworks
Material Design Lite
since Jun 2018
Web Server Extensions
Web servers
Widgets
WordPress plugins
WordPress themes
Twenty Seventeen
since Dec 2022
Audience
- 80% phone
- 20% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.18 / 10 · ranked #98,612 of all domains
256 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.1 MB · 15 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| tamacoin.heavy.jp | 27 |
| sin23ou.heavy.jp | 19 |
| www.heavy.jp | 14 |
| night-ranger-fan.heavy.jp | 12 |
| danke.heavy.jp | 10 |
| schonberg.heavy.jp | 10 |
| excaliburcoin.heavy.jp | 9 |
| stan.heavy.jp | 9 |
| abeam.heavy.jp | 6 |
| side-job.heavy.jp | 6 |
| gems.heavy.jp | 5 |
| blog.tetsumorita.heavy.jp | 4 |
| hobby.zzz.heavy.jp | 4 |
| karin.heavy.jp | 4 |
| apple-moh.heavy.jp | 3 |
| denim-gallery.heavy.jp | 2 |
| groovetune.heavy.jp | 2 |
| hachiohji.heavy.jp | 2 |
| silvertank.heavy.jp | 2 |
| sound.heavy.jp | 2 |
| una.heavy.jp | 2 |
| cafehinode.heavy.jp | 1 |
| classic.heavy.jp | 1 |
| gnac.heavy.jp | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- detected LiteSpeed Feb 2026
- dropped Cloudflare Bot Management Nov 2025