What powers spacealpha.jp?
Last seen Sep 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Jul 2023
CDN
jsDelivr
since Jan 2024
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since Aug 2022
Twitter Emoji (Twemoji)
since Aug 2022
Hosting
Sakura Internet
since Jan 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2024
Performance
LazySizes
since Jan 2024
Programming languages
PHP
since Aug 2022
Security
Cloudflare Turnstile
since Oct 2025
Web servers
Nginx
since Aug 2022
WordPress plugins
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 61% desktop
- 39% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.41 / 10 · ranked #415,896 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.6 MB · 103 requests
- WordPress theme: spacealphajp_sannomiya · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (49.212.235.110, IPv6)
- DNS: Sakura Internet
- Email: spacealpha.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 3,031,496, 2 hosts
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 Twitter Emoji (Twemoji) Dec 2025
- dropped core-js Nov 2025
- dropped reCAPTCHA Nov 2025