What powers 
codia.co.jp?
Last seen Jul 2026 · 27 technologies across 14 categories
Analytics
Google Analytics
since Apr 2019
Microsoft Clarity
since Jul 2024
CDN
cdnjs
since Jun 2023
Cloudflare
since Jun 2023
Google Hosted Libraries
since Mar 2022
jQuery CDN
since Jun 2023
CMS
Databases
MySQL
since Apr 2019
Font scripts
Google Font API
since Apr 2019
Twitter Emoji (Twemoji)
since Apr 2019
JavaScript libraries
Swiper
since Jun 2023
Miscellaneous
Open Graph
since Jun 2023
PWA
since Jun 2023
Programming languages
PHP
since Apr 2019
Security
reCAPTCHA
since Apr 2019
SEO
Tag managers
Google Tag Manager
since Feb 2024
Web servers
Nginx
since Apr 2019
Webmail
Google Workspace
since Sep 2022
WordPress plugins
Autoptimize
since Feb 2025
Contact Form 7
since Mar 2022
EWWW Image Optimizer
since Feb 2024
Formidable Form
since Feb 2024
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.01 / 10 · ranked #560,939 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Xserver (183.90.231.85)
- DNS: xbiz.ne.jp
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 11,823,857, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| codia.co.jp | 25 |
| www.codia.co.jp | 20 |