What powers osu301.com?
Last seen Sep 2026 · 4 technologies across 4 categories
JavaScript libraries
Miscellaneous
SWFObject
since Jul 2019
Programming languages
Adobe Flash
since Aug 2022
Web servers
Apache HTTP Server
since Jul 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.09 / 10 · ranked #11,280,507 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.4 MB · 21 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (160.16.205.120)
- Email: no MX record returned
- Common Crawl link graph: rank 18,406,599, 2 hosts
DNS records as swept Aug 2026. How the web is hosted