What powers 
synthese.nl?
Last seen Aug 2026 · 19 technologies across 15 categories
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
Web servers
Webmail
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
Audience
- 76% phone
- 24% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.45 / 10 · ranked #950,439 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 1.2 MB · 24 requests
- WordPress theme: synthese · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Stichting Synthese
- Country: Netherlands
From Wikidata (CC0).
Infrastructure
- Hosted on INTERRACKS-AS (185.10.159.57, IPv6)
- DNS: pinkzuid.nl
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 7,642,423, 3 hosts
- Verified with: Brevo, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| synthese.nl | 17 |
| www.synthese.nl | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped AOS Aug 2026
- dropped CookieFirst Aug 2026
- dropped core-js Aug 2026
- dropped Preact Aug 2026
- dropped Webpack Aug 2026
- dropped ZURB Foundation Aug 2026
- detected HSTS Jul 2026
- dropped Apache HTTP Server May 2026
- dropped Priority Hints May 2026
- dropped WP Rocket May 2026
- dropped Akismet Dec 2025
- dropped FingerprintJS Nov 2025
- dropped Cookie Script Oct 2025