What powers robotango.biz?
Last seen Aug 2026 · 15 technologies across 13 categories
A/B Testing
Analytics
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
Performance
Programming languages
SEO
Tag managers
Web servers
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Aug 2026.
Training crawlers
- Bytespider Allowed
- ClaudeBot Allowed
- Google-Extended Allowed
- GoogleOther Allowed
- GPTBot Allowed
Search and AI assistants
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 75% desktop
- 25% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.96 / 10 · ranked #1,657,384 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 7.2 MB · 151 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- スターティアテクノス株式会社
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on ATWORKS A.T.WORKS, Inc. (182.16.226.250)
- DNS: atw.jp
- Email: robotango.biz
- Email security: no SPF record, no DMARC record
- SSL: JPRS, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 12,085,972
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025