What powers puttenopznkop.nl?
Last seen Aug 2026 · 23 technologies across 12 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Photo galleries
Programming languages
Tag managers
Video players
WordPress plugins
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
AI Crawlers
8 of 33 AI crawlers blocked
Standards: Content Signals
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.83 / 10 · ranked #15,943,153 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| CLS | 0.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- CDN: Cloudflare
- Weight: 14.0 MB · 88 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Arts and entertainment (declares
MusicEvent)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.49.209, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 64,896,346
- 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 Nginx Nov 2025
- detected TikTok Pixel Nov 2025