What powers 
in-sea.jp?
Last seen Sep 2026 · 32 technologies across 16 categories
Analytics
CMS
Databases
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Operating systems
Programming languages
Retargeting
Reverse proxies
Tag managers
Video players
Web servers
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 79% phone
- 21% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #908,572 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.3 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 11.7 MB · 105 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.2.22, IPv6)
- DNS: Cloudflare DNS
- Email: in-sea.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,721,008, 12 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.in-sea.jp | 20 |
| lp.in-sea.jp | 12 |
| azabu.in-sea.jp | 11 |
| in-sea.jp | 11 |
| minatomirai.in-sea.jp | 11 |
| ebisu.in-sea.jp | 9 |
| kojimachi.in-sea.jp | 8 |
| shonan.in-sea.jp | 8 |
| gotanda.in-sea.jp | 6 |
| youga.in-sea.jp | 6 |
| roppongi.in-sea.jp | 5 |
Full technology history →
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Recent changes
- detected Microsoft Clarity Mar 2026
- dropped reCAPTCHA Dec 2025
- detected PixelYourSite Nov 2025