What powers jacobus.nl?
Last seen Sep 2026 · 29 technologies across 16 categories
Advertising
Microsoft Advertising
since Jul 2026
Analytics
CDN
Amazon S3
since Jul 2026
Cloudflare
since Jan 2023
CMS
WordPress
since Jul 2026
Databases
MySQL
since Jul 2026
Font scripts
Font Awesome
since Jul 2026
Typekit
since Jul 2026
JavaScript libraries
Swiper
since Jul 2026
Miscellaneous
Open Graph
since Sep 2022
RSS
since Jul 2026
PaaS
Amazon Web Services
since Jul 2026
wp.cloud
since Jul 2026
Page builders
Programming languages
PHP
since Feb 2021
Security
Tag managers
Google Tag Manager
since Jul 2026
Video players
Vimeo
since Jan 2023
Web servers
Nginx
since Jul 2026
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 10% desktop
- 8% tablet
Netherlands
India
Türkiye
Syria
Iran
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.73 / 10 · ranked #2,116,821 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| INP | 150 ms |
| CLS | 0.1 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 51.3 MB · 136 requests
- WordPress theme: divi (child: divi-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Automattic (WordPress.com) (199.16.172.173)
- DNS: knoopbeheer.nl
- Email: knoop.nl
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 31,189,243, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped AlmaLinux Aug 2026
- dropped Apache HTTP Server Aug 2026
- dropped OpenSSL Aug 2026
- detected Amazon S3 Jul 2026
- detected Amazon Web Services Jul 2026
- detected Complianz Jul 2026
- detected core-js Jul 2026
- detected Divi Jul 2026
- detected Facebook Pixel Jul 2026
- detected Font Awesome Jul 2026
- detected Gauges Jul 2026
- detected Google Analytics Jul 2026
- detected Google Tag Manager Jul 2026
- detected jQuery Migrate Jul 2026
- detected Microsoft Advertising Jul 2026
- detected Microsoft Clarity Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected reCAPTCHA Jul 2026
- detected RSS Jul 2026
- detected Swiper Jul 2026
- detected Typekit Jul 2026
- detected WordPress Jul 2026
- detected wp.cloud Jul 2026
- detected Yoast SEO Jul 2026