What powers davidkeiser.de?
Last seen Sep 2026 · 21 technologies across 13 categories
CDN
CMS
Databases
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
SEO
Webmail
WordPress plugins
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt, restricts 18 more. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- Applebot-Extended Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- PetalBot Blocked
- Amazonbot Restricted
- Applebot Restricted
- Claude-SearchBot Restricted
- DuckAssistBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
- YouBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- MistralAI-User Restricted
- Perplexity-User Restricted
The other 13 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 checked
AI Crawlers
2 of 33 AI crawlers blocked
Standards: llms.txt
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.03 / 10 · ranked #3,499,087 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 1.1 MB · 73 requests
- WordPress theme: bricks · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- David Keiser – Webdesign & SEO Agentur
- Industry: Professional services (declares
ProfessionalService) - Profiles: Facebook, LinkedIn, Instagram
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Hostinger (145.223.124.138)
- DNS: Hostinger
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 29,897,690
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- dropped CanvasJS Aug 2026
- dropped Cloudflare Aug 2026
- dropped Cloudflare Bot Management Aug 2026
- dropped Facebook Pixel Aug 2026
- dropped Google Tag Manager Aug 2026
- dropped Hotjar Aug 2026
- dropped HSTS Aug 2026
- dropped HubSpot Aug 2026
- dropped HubSpot CMS Hub Aug 2026
- dropped IONOS Aug 2026
- dropped Leadinfo Aug 2026
- dropped Matomo Analytics Aug 2026
- dropped Nginx Aug 2026
- dropped Splide Aug 2026
- dropped WhatsApp Business Chat Aug 2026
- dropped Ionicons Jul 2026
- dropped Plesk Jul 2026
- dropped YouTube Jul 2026