What powers sendai-c.ed.jp?
Last seen Jun 2026 · 24 technologies across 15 categories
Advertising
Twitter Ads
since Apr 2025
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cdnjs
since Nov 2021
Cloudflare
since May 2022
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since Feb 2022
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since Sep 2020
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MySQL
since Dec 2020
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Google Font API
since Sep 2020
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Open Graph
since Sep 2022
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Red Hat
since Aug 2018
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Security
Cloudflare Bot Management
since Apr 2025
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since Sep 2025
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Apple iCloud Mail
since Jan 2023
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Twitter
since Apr 2025
WordPress plugins
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| sendai underground | #78 | 0 |
| shinkeizu | #92 | 0 |
| how to make clay flute | #50 | 0 |
| dumped their waste in the jomon period | #43 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Audience
- 70% phone
- 30% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.30 / 10 · ranked #89,353 of all domains
228 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
4 keywords in Google's top 30
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.5 MB · 122 requests
- WordPress theme: kagakukansendai-c · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kagakukan.sendai-c.ed.jp | 21 |
| kagakukan.sendai-c.ed.jp | 14 |
| sendai-c.ed.jp | 3 |
| www.sendai-c.ed.jp | 3 |
| www2.sendai-c.ed.jp | 3 |
Full technology history →
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Recent changes
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Bot Management Nov 2025
- detected Cloudflare Turnstile Sep 2025
- detected Contact Form 7 Sep 2025