What powers showa-opt.co.jp?
Last seen Sep 2026 · 18 technologies across 12 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Web servers
WordPress themes
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 Sep 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
1.98 / 10 · ranked #3,641,869 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| CLS | 0.05 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 6.4 MB · 82 requests
- WordPress theme: lightning (child: lightning-child-sample) · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GMO Internet (157.7.107.61)
- DNS: dns01.chicappa.jp
- Email: Lolipop
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 10,287,577, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.showa-opt.co.jp | 16 |
| showa-opt.co.jp | 5 |
Full technology history →
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Recent changes
- detected Clipboard.js Mar 2026
- detected Google Font API Mar 2026
- detected jQuery Migrate Mar 2026
- detected Lightning Mar 2026
- detected MySQL Mar 2026
- detected Open Graph Mar 2026
- detected Priority Hints Mar 2026
- detected RSS Mar 2026
- detected Site Kit Mar 2026
- detected Swiper Mar 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected WordPress Mar 2026
- detected WordPress Block Editor Mar 2026