What powers retriever.nl?
Last seen Oct 2026 · 19 technologies across 11 categories
Analytics
CMS
Font scripts
Issue trackers
JavaScript frameworks
Miscellaneous
PaaS
Programming languages
Security
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
- Oct 2026 llms.txt appeared
- Oct 2026 llms-full.txt appeared
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 74% desktop
- 26% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.64 / 10 · ranked #2,262,810 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- CDN: Vercel
- Weight: 1.8 MB · 33 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Retriever media informatie (Retriever Media Information on Wikidata)
- Founded: 2007
- Sector: media intelligence
- Country: Netherlands
- Profiles: LinkedIn
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,336,145, 2 hosts
- Verified with: OpenAI
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Sentry Oct 2026
- detected Vercel Analytics Oct 2026
- detected Vercel Speed Insights Oct 2026
- detected Google Font API Sep 2026
- dropped Google Analytics Jul 2026
- dropped Google Tag Manager Jul 2026