What powers otakumania.jp?
Last seen Aug 2026 · 16 technologies across 14 categories
Advertising
Affiliate programs
Analytics
CMS
Cookie compliance
Databases
Font scripts
Hosting
JavaScript libraries
Miscellaneous
Programming languages
Security
Web servers
WordPress plugins
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 Aug 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 86% desktop
- 14% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.19 / 10 · ranked #10,056,624 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0.1 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 1.1 MB · 47 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- オタクマニア
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.12.137)
- DNS: Cloudflare DNS
- Email: no MX record returned, SPF names Xserver
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 16,151,691
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Google Tag Manager Jul 2026
- detected Google Tag Manager May 2026
- dropped Google Font API Feb 2026
- detected Twitter Emoji (Twemoji) Feb 2026
- dropped Google Tag Manager Jan 2026
- detected Google Font API Dec 2025
- dropped jQuery Dec 2025
- dropped ProfilePress Dec 2025
- dropped Select2 Dec 2025
- dropped Snowplow Analytics Dec 2025
- detected ValueCommerce Nov 2025
- detected Funding Choices Oct 2025
- detected Google AdSense Oct 2025
- detected Google Tag Manager Oct 2025
- detected reCAPTCHA Oct 2025
- detected Snowplow Analytics Oct 2025