What powers denshub.com?
Last seen Oct 2026 · 8 technologies across 5 categories
Analytics
CDN
Miscellaneous
Performance
Security
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name 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
- Google-Extended Allowed
- GPTBot Allowed
- ImagesiftBot Allowed
- meta-externalagent Allowed
Search and AI assistants
- PetalBot Blocked
- Amazonbot Allowed
- Applebot Allowed
- DuckAssistBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- meta-externalfetcher Allowed
- Perplexity-User Allowed
The other 14 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
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Open Page Rank
1.39 / 10 · ranked #7,557,461 of all domains
8 referring domains · OpenPageRank
Search traffic
95 est. monthly organic visits (US)
176 keywords in Google's top 30
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.1 MB · 13 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.20.192, IPv6)
- DNS: Cloudflare DNS
- Email: Fastmail
- Email security: SPF (soft fail), DMARC reject, DNSSEC signed, CAA
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,167,806, 3 hosts
- Verified with: Google, OpenAI, Pinterest
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
- dropped Sendgrid Jul 2026
- dropped Clipboard.js Jun 2026
- dropped Cloudflare Browser Insights Jun 2026
- dropped jsDelivr Jun 2026
- dropped KaTeX Jun 2026
- dropped LazySizes Jun 2026
- detected Priority Hints Jun 2026
- dropped Airtable May 2026
- dropped Cloudflare Rocket Loader May 2026
- dropped Cookie Script May 2026
- dropped Google AdSense May 2026
- dropped Google Analytics May 2026
- dropped Google Tag Manager May 2026