Tools & Wizards About Us
tio.nl screenshot

Report Summary

  • 0

    Performance

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 95

    SEO

    Google-friendlier than
    91% of websites

tio.nl

Tio Business School: Ontwikkel je talenten en kom verder

Page Load Speed

3.6 sec in total

First Response

264 ms

Resources Loaded

3.1 sec

Page Rendered

173 ms

tio.nl screenshot

About Website

Click here to check amazing Tio content for Netherlands. Otherwise, check out these important facts you probably never knew about tio.nl

Kom verder in je carrière én in je leven. Kies je voor ons, dan kies je voor toponderwijs aan de beste kleine hogeschool van Nederland! Hbo • Mbo • Ad • MBA.

Visit tio.nl

Key Findings

We analyzed Tio.nl page load time and found that the first response time was 264 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

tio.nl performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.916

3/100

15%

TTI (Time to Interactive)

Value28.4 s

0/100

10%

Network Requests Diagram

tio.nl

264 ms

www.tio.nl

559 ms

tio.css

268 ms

categorien.js

272 ms

jquery.js

533 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 50% of them (34 requests) were addressed to the original Tio.nl, 10% (7 requests) were made to Apis.google.com and 7% (5 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (617 ms) belongs to the original domain Tio.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 489.9 kB (46%)

Content Size

1.1 MB

After Optimization

576.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tio.nl main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 547.1 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 81.7 kB

  • Original 111.1 kB
  • After minification 106.0 kB
  • After compression 29.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 81.7 kB or 74% of the original size.

Image Optimization

-6%

Potential reduce by 19.6 kB

  • Original 345.2 kB
  • After minification 325.6 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Tio images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 334.9 kB

  • Original 547.1 kB
  • After minification 538.6 kB
  • After compression 212.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 334.9 kB or 61% of the original size.

CSS Optimization

-85%

Potential reduce by 53.7 kB

  • Original 63.3 kB
  • After minification 56.8 kB
  • After compression 9.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Tio.nl needs all CSS files to be minified and compressed as it can save up to 53.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (49%)

Requests Now

61

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tio.nl

tio.nl

264 ms

www.tio.nl

www.tio.nl

559 ms

tio.css

tio.css

268 ms

categorien.js

categorien.js

272 ms

jquery.js

jquery.js

533 ms

tio.js

tio.js

617 ms

addvideo.js

addvideo.js

273 ms

addthis_widget.js

addthis_widget.js

29 ms

conversion.js

conversion.js

31 ms

ga.js

ga.js

211 ms

fbds.js

fbds.js

351 ms

tio_branding.png

tio_branding.png

197 ms

tio_mobile_search.png

tio_mobile_search.png

198 ms

contact.png

contact.png

196 ms

tio_mobile_header.jpg

tio_mobile_header.jpg

251 ms

mainnav.png

mainnav.png

196 ms

56552.jpg

56552.jpg

287 ms

welkom.jpg

welkom.jpg

478 ms

arrow.gif

arrow.gif

286 ms

bolletje.png

bolletje.png

285 ms

readon.png

readon.png

340 ms

LinkedIn.gif

LinkedIn.gif

403 ms

twitter.jpg

twitter.jpg

403 ms

youtube.jpg

youtube.jpg

402 ms

facebook.jpg

facebook.jpg

402 ms

opleidingen_hbo.png

opleidingen_hbo.png

427 ms

opleidingen_mbo.png

opleidingen_mbo.png

479 ms

opleidingen_master.png

opleidingen_master.png

476 ms

readon_frontpage.png

readon_frontpage.png

479 ms

474828.jpg

474828.jpg

478 ms

455338.jpg

455338.jpg

519 ms

455957.jpg

455957.jpg

566 ms

415396.jpg

415396.jpg

564 ms

108 ms

dedab1b0-75b4-43ad-a5f8-c3f5daf8ef8b.js

dedab1b0-75b4-43ad-a5f8-c3f5daf8ef8b.js

127 ms

300lo.json

300lo.json

110 ms

all.js&version=v2.0

all.js&version=v2.0

558 ms

plusone.js

plusone.js

143 ms

88 ms

border1.png

border1.png

381 ms

border2.png

border2.png

379 ms

loading.gif

loading.gif

383 ms

video_playbutton.png

video_playbutton.png

424 ms

sh.7c7179124ea24ac6ba46caac.html

sh.7c7179124ea24ac6ba46caac.html

54 ms

inpage_linkid.js

inpage_linkid.js

89 ms

74 ms

__utm.gif

__utm.gif

25 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

20 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

51 ms

fastbutton

fastbutton

208 ms

collect

collect

86 ms

121 ms

postmessageRelay

postmessageRelay

43 ms

ga-audiences

ga-audiences

18 ms

api.js

api.js

48 ms

core:rpc:shindig.random:shindig.sha1.js

core:rpc:shindig.random:shindig.sha1.js

74 ms

2536007149-postmessagerelay.js

2536007149-postmessagerelay.js

65 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

15 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

21 ms

pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf

pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf

77 ms

bannerfoto1.jpg

bannerfoto1.jpg

266 ms

55 ms

xd_arbiter.php

xd_arbiter.php

426 ms

ping

ping

59 ms

68 ms

like.php

like.php

131 ms

vpc6VNjRPXV.js

vpc6VNjRPXV.js

484 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

545 ms

Accessibility Review

tio.nl accessibility score

80

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

tio.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

tio.nl SEO score

95

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tio.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Tio.nl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

tio.nl

Open Graph description is not detected on the main page of Tio. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: