What powers onlyhearts.co.jp?
Last seen Sep 2026 · 35 technologies across 23 categories
Advertising
Analytics
Authentication
CDN
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JavaScript Frameworks
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Performance
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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 Oct 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 78% phone
- 22% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.75 / 10 · ranked #280,323 of all domains
120 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 5.8 MB · 204 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INFOSPHERE NTT PC Communications, Inc. (119.245.189.217)
- DNS: sphere.ad.jp
- Email: onlyhearts.co.jp
- Email security: SPF (hard fail), DMARC monitor only
- Common Crawl link graph: rank 9,152,199, 39 hosts
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| anita.onlyhearts.co.jp | 13 |
| clapton.onlyhearts.co.jp | 13 |
| helene.onlyhearts.co.jp | 13 |
| kodi.onlyhearts.co.jp | 13 |
| who.onlyhearts.co.jp | 13 |
| drella.onlyhearts.co.jp | 12 |
| hangyaku.onlyhearts.co.jp | 12 |
| twst.onlyhearts.co.jp | 12 |
| blues.onlyhearts.co.jp | 11 |
| bpm.onlyhearts.co.jp | 11 |
| ccr.onlyhearts.co.jp | 11 |
| katte-pierrot.2022.onlyhearts.co.jp | 11 |
| mp.onlyhearts.co.jp | 11 |
| ziggystardust.onlyhearts.co.jp | 11 |
| circus-charlie.onlyhearts.co.jp | 10 |
| mk.onlyhearts.co.jp | 10 |
| aitojuudan.onlyhearts.co.jp | 9 |
| bornbalearic.movie.onlyhearts.co.jp | 9 |
| katteni.onlyhearts.co.jp | 8 |
| annakarina.onlyhearts.co.jp | 6 |
| deadlock.movie.onlyhearts.co.jp | 6 |
| evans.movie.onlyhearts.co.jp | 6 |
| just6.5andwarden.onlyhearts.co.jp | 6 |
| www.onlyhearts.co.jp | 6 |
Full technology history →
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Recent changes
- detected Priority Hints Dec 2025