What powers valvrave.com?
Last seen Sep 2026 · 16 technologies across 11 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since Nov 2019
Authentication
Facebook Login
since Jul 2021
CDN
Amazon CloudFront
since Sep 2025
Cloudflare
since Mar 2025
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Feb 2022
Font scripts
Google Font API
since Jan 2019
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Jul 2023
Widgets
Twitter
since Jan 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
- 65% phone
- 35% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.71 / 10 · ranked #2,151,568 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 300 ms |
| CLS | 0.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 1.6 MB · 79 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (52.85.31.4)
- DNS: Amazon Route 53
- Email: no MX record returned
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 612,823, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025