What powers 
delfly.nl?
Last seen Aug 2026 · 20 technologies across 13 categories
Analytics
CMS
Databases
MySQL
since Jan 2023
Font scripts
Font Awesome
since Jan 2023
Google Font API
since Jan 2023
Hosting panels
Plesk
since Jan 2023
JavaScript libraries
Miscellaneous
RSS
since Jan 2023
Performance
Priority Hints
since Sep 2024
Programming languages
PHP
since Jan 2023
UI frameworks
Animate.css
since Jan 2023
Bootstrap
since Jan 2023
Video players
YouTube
since Jan 2023
Web servers
Nginx
since Jan 2023
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.64 / 10 · ranked #796,018 of all domains
44 referring domains · OpenPageRank
Page
- Language: English (United States)
- Weight: 2.7 MB · 68 requests
- WordPress theme: influential-lite · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TUDELFT-NL DTO TUDELFT, The Netherlands - AS (131.180.77.135)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 708,993
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted