What powers visio.org?
Last seen Jun 2026 · 54 technologies across 25 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| what is itinerant teacher | #8 | 4 |
| vision simulator | #70 | 3 |
| lilli nielsen active learning | #7 | 1 |
| cvi test | #66 | 1 |
| born deafblind | #45 | 0 |
| braille on steering wheel | #64 | 0 |
| braille on a steering wheel | #64 | 0 |
| cortical visual impairment book | #65 | 0 |
| cool math games trace 4 digit code | #72 | 0 |
| tactile reading | #82 | 0 |
| teach braille | #49 | 0 |
| van usher | #46 | 0 |
| verstandelijke beperking | #42 | 0 |
| visual impairment idea | #58 | 0 |
| vfcs | #31 | 0 |
| visio lab | #30 | 0 |
| visio for android | #42 | 0 |
| what does it mean to be partially blind | #80 | 0 |
| what is itinerant learning support | #22 | 0 |
| revalideren | #61 | 0 |
| sentences in braille | #86 | 0 |
| sensis definition | #67 | 0 |
| seesaw name | #42 | 0 |
| sighted | #37 | 0 |
| stramproy | #24 | 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
- 68% phone
- 26% desktop
- 6% tablet
Netherlands
Belgium
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.04 / 10 · ranked #107,161 of all domains
314 referring domains · OpenPageRank
Search traffic
9 est. monthly organic visits (US)
49 keywords in Google's top 30
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- CDN: Akamai
- Weight: 1.1 MB · 50 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| nieuwsbrief.visio.org | 20 |
| www.visio.org | 17 |
| hetonderwijs-leerplein.visio.org | 16 |
| kennisportaal.visio.org | 16 |
| hetleerplein.visio.org | 15 |
| verwijzers.visio.org | 15 |
| visio.org | 13 |
| aanmelden.visio.org | 8 |
| ess.visio.org | 4 |
| id.visio.org | 1 |
| webmail.visio.org | 1 |
Full technology history →
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Recent changes
- dropped Kentico CMS Feb 2026
- detected Azure Sep 2025
- detected Azure Front Door Sep 2025