What powers co-red.de?
Last seen Sep 2026 · 37 technologies across 20 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
SEO
UI frameworks
Video players
Web servers
Widgets
WordPress plugins
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Allowed
- Bytespider Allowed
- CCBot Allowed
- ClaudeBot Allowed
- cohere-training-data-crawler Allowed
- Diffbot Allowed
- FacebookBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
- meta-externalagent Allowed
Search and AI assistants
- Amazonbot Allowed
- Applebot Allowed
- Claude-SearchBot Allowed
- DuckAssistBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
- YouBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Claude-User Allowed
- MistralAI-User Allowed
- Perplexity-User Allowed
The other 12 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.40 / 10 · ranked #2,674,961 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0.65 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (216.150.1.1)
- DNS: stratoserver.net
- Email: STRATO
- Email security: no SPF record, DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 16,849,933
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| co-red.de | 28 |
| www.co-red.de | 24 |
| buy.co-red.de | 10 |
| app.co-red.de | 2 |
Full technology history →
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Recent changes
- detected HSTS Sep 2026
- detected Lenis Sep 2026
- detected Priority Hints Sep 2026
- detected PWA Sep 2026
- detected Radix UI Sep 2026
- detected React Sep 2026
- detected shadcn/ui Sep 2026
- detected Tailwind CSS Sep 2026
- detected TanStack Start Sep 2026
- detected Vercel Sep 2026