What powers ef.nl?
Last seen Jun 2026 · 32 technologies across 19 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| spaanse cursus | #5 | 3 |
| zucchini in british | #62 | 1 |
| tijdzones amerika | #42 | 1 |
| tijdzones amerika | #42 | 1 |
| vrolijke kerstfeest | #14 | 1 |
| vrijheidsbeeld new york | #7 | 1 |
| wat te doen in santa barbara | #7 | 1 |
| wat betekent | #18 | 1 |
| rotterdam or amsterdam | #41 | 1 |
| spreekwoorden | #7 | 1 |
| afkorting engels | #6 | 1 |
| ef honolulu | #84 | 1 |
| franse vertaling | #12 | 1 |
| franse vertaling | #12 | 1 |
| frans cursus | #8 | 1 |
| woorden | #21 | 0 |
| zuid korea | #85 | 0 |
| bijvoeglijke naamwoorden | #63 | 0 |
| bijvoeglijke naamwoorden | #31 | 0 |
| bijvoeglijke naamwoorden | #13 | 0 |
| bijvoeglijk naamwoorden | #68 | 0 |
| bijvoeglijk naamwoorden | #36 | 0 |
| bijvoeglijk naamwoorden | #20 | 0 |
| bezienswaardigheden new york | #76 | 0 |
| boom sleeping pod | #64 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 56% phone
- 42% desktop
- 2% tablet
Netherlands
Belgium
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.50 / 10 · ranked #159,439 of all domains
165 referring domains · OpenPageRank
Search traffic
17 est. monthly organic visits (US)
88 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- CDN: Amazon CloudFront, Cloudflare
- Weight: 3.6 MB · 161 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Amazon S3 May 2026
- detected OneTrust Apr 2026
- dropped Gatsby Mar 2026
- detected Google Tag Manager Mar 2026
- dropped Preact Mar 2026
- detected Keen-Slider Feb 2026
- detected Next.js Feb 2026
- detected Node.js Feb 2026
- detected Priority Hints Feb 2026