What powers 
itcokinawa.jp?
Last seen Sep 2026 · 20 technologies across 16 categories
Advertising
Twitter Ads
since May 2021
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jun 2021
CDN
Cloudflare
since Sep 2024
jsDelivr
since Nov 2024
Font scripts
Google Font API
since Nov 2024
JavaScript frameworks
Vue.js
since Jun 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Performance
Priority Hints
since Mar 2026
Programming languages
Ruby
since Jun 2020
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Vuetify
since Jun 2021
Web frameworks
Ruby on Rails
since Jun 2020
Widgets
Twitter
since Jan 2019
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 59% desktop
- 41% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.74 / 10 · ranked #743,726 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 10.0 MB · 111 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (13.158.155.33)
- DNS: Amazon Route 53
- Email: Amazon SES / WorkMail
- Email security: no SPF record, no DMARC record, MTA-STS, BIMI
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 6,978,687, 4 hosts
- Verified with: Meta Business
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025