What powers nd.digital?
Last seen Sep 2026 · 11 technologies across 8 categories
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
Training crawlers
- AI2Bot Blocked
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-CloudVertexBot Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
- meta-externalagent Blocked
- PanguBot Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- DuckAssistBot Blocked
- OAI-SearchBot Blocked
- PerplexityBot Blocked
- PetalBot Blocked
- YouBot Blocked
User-request fetchers
- meta-externalfetcher Blocked
The other 11 AI crawlers we track are not mentioned and are blocked by the catch-all rule (User-agent: *).
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,481,248 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 150 ms |
| CLS | 0.2 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 3.8 MB · 135 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Hetzner (91.99.231.247, IPv6)
- DNS: Hetzner
- Email: oopen.de
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 3,661,965, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted