What powers hofstedeoptiekalkmaar.nl?
Last seen Jul 2026 · 8 technologies across 7 categories
Analytics
Snoobi
since Jul 2026
Font scripts
Google Font API
since Jul 2026
JavaScript libraries
Miscellaneous
Open Graph
since Jul 2026
Programming languages
PHP
since Jul 2026
Security
HSTS
since Jul 2026
Web servers
Apache HTTP Server
since Jul 2026
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.83 / 10 · ranked #15,917,352 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.