What powers u-dive.jp?
Last seen Oct 2026 · 25 technologies across 16 categories
Analytics
Matomo Analytics
since Sep 2021
CMS
Databases
MySQL
since May 2023
Font scripts
Google Font API
since May 2023
Twitter Emoji (Twemoji)
since May 2026
Hosting
Xserver
since May 2023
JavaScript libraries
Clipboard.js
since May 2023
Swiper
since May 2023
Maps
Google Maps
since May 2023
Miscellaneous
Open Graph
since May 2023
RSS
since Dec 2022
PaaS
Amazon Web Services
since Aug 2022
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since May 2023
Security
reCAPTCHA
since Apr 2025
Web servers
Apache HTTP Server
since Sep 2021
Nginx
since May 2023
WordPress plugins
Smash Balloon Instagram Feed
since May 2023
WordPress themes
Lightning
since May 2023
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.65 / 10 · ranked #5,333,833 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 121 requests
- WordPress theme: lightning (child: lightning_child_sample) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (103.3.1.107)
- DNS: Xserver
- Email: u-dive.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 12,125,222, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| u-dive.jp | 22 |
| www.u-dive.jp | 4 |