What powers signalcrow.com?
Last seen Oct 2026 · 17 technologies across 10 categories
Analytics
CDN
Ecommerce
JavaScript frameworks
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
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
- Oct 2026 bytespider removed from robots.txt
- Oct 2026 *: Restricted (was Allowed)
- Oct 2026 amazonbot removed from robots.txt
- Oct 2026 applebot-extended removed from robots.txt
- Oct 2026 meta-externalagent removed from robots.txt
- Oct 2026 ccbot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.42 / 10 · ranked #32,377,485 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 3.2 MB · 196 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.71.230, IPv6)
- DNS: Cloudflare DNS
- Email: signalcrow.com
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 12,128,276
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Amazon S3 Oct 2026
- detected Amazon Web Services Oct 2026
- dropped Bootstrap Sep 2026
- dropped cdnjs Sep 2026
- dropped Google Font API Sep 2026
- dropped jQuery Sep 2026
- dropped jQuery CDN Sep 2026
- dropped Popper Sep 2026