Tools & Wizards About Us
isi.nl screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

isi.nl

ISI publishing innovators: Krachtige Automatisering voor Printmedia - ISI

Page Load Speed

2.8 sec in total

First Response

356 ms

Resources Loaded

2.2 sec

Page Rendered

215 ms

isi.nl screenshot

About Website

Welcome to isi.nl homepage info - get ready to check ISI best content right away, or after learning these important things about isi.nl

Optimaliseer jouw printmedia processen met brandportal software van ISI. Verbeter de efficiëntie en kwaliteit van jouw activiteiten.

Visit isi.nl

Key Findings

We analyzed Isi.nl page load time and found that the first response time was 356 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

isi.nl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value1,100 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

isi.nl

356 ms

235 ms

css

24 ms

main.css

94 ms

featurelist.css

104 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 88% of them (43 requests) were addressed to the original Isi.nl, 4% (2 requests) were made to Ajax.googleapis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (825 ms) belongs to the original domain Isi.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.3 kB (19%)

Content Size

749.0 kB

After Optimization

607.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isi.nl main page is 749.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 635.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 10.3 kB

  • Original 14.0 kB
  • After minification 13.8 kB
  • After compression 3.7 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 10.3 kB or 74% of the original size.

Image Optimization

-12%

Potential reduce by 73.9 kB

  • Original 635.8 kB
  • After minification 561.9 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. Obviously, ISI needs image optimization as it can save up to 73.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 35.3 kB

  • Original 72.0 kB
  • After minification 67.4 kB
  • After compression 36.8 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 35.3 kB or 49% of the original size.

CSS Optimization

-81%

Potential reduce by 21.8 kB

  • Original 27.0 kB
  • After minification 19.5 kB
  • After compression 5.2 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. Isi.nl needs all CSS files to be minified and compressed as it can save up to 21.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (33%)

Requests Now

43

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

isi.nl

isi.nl

356 ms

235 ms

css

css

24 ms

main.css

main.css

94 ms

featurelist.css

featurelist.css

104 ms

jquery.fancybox.css

jquery.fancybox.css

185 ms

ui.totop.css

ui.totop.css

188 ms

jquery.simplyscroll.css

jquery.simplyscroll.css

183 ms

jquery.min.js

jquery.min.js

25 ms

jquery-ui.min.js

jquery-ui.min.js

42 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

389 ms

jquery.ui.totop.js

jquery.ui.totop.js

221 ms

jquery.sticky.js

jquery.sticky.js

222 ms

jquery.featureList-1.0.0.js

jquery.featureList-1.0.0.js

283 ms

jquery.columnizer.min.js

jquery.columnizer.min.js

292 ms

jquery.simplyscroll.min.js

jquery.simplyscroll.min.js

395 ms

scripts.js

scripts.js

300 ms

analytics.js

analytics.js

49 ms

logo-isi-header.gif

logo-isi-header.gif

93 ms

searchglass.gif

searchglass.gif

110 ms

subpijl_1.png

subpijl_1.png

93 ms

main-top-gradient.png

main-top-gradient.png

100 ms

header-bg.jpg

header-bg.jpg

219 ms

isi-blokken.png

isi-blokken.png

109 ms

feature-tab.png

feature-tab.png

180 ms

webtoprint.jpg

webtoprint.jpg

573 ms

header-grafischeautomatisering.jpg

header-grafischeautomatisering.jpg

623 ms

header-kleurstandaardisatie.jpg

header-kleurstandaardisatie.jpg

545 ms

marketingportal.jpg

marketingportal.jpg

676 ms

isi-blokken-blauw.png

isi-blokken-blauw.png

276 ms

h2-line.png

h2-line.png

329 ms

doelgroep_franchiseretail_icon.jpg

doelgroep_franchiseretail_icon.jpg

373 ms

doelgroep_merkeigenaren_icon.jpg

doelgroep_merkeigenaren_icon.jpg

447 ms

doelgroep_reclamebureau_icon.jpg

doelgroep_reclamebureau_icon.jpg

469 ms

doelgroep_grafimedia_icon.jpg

doelgroep_grafimedia_icon.jpg

559 ms

home_microsoft.jpg

home_microsoft.jpg

571 ms

home_adobe.jpg

home_adobe.jpg

647 ms

home_fotoware.jpg

home_fotoware.jpg

663 ms

home_enfocus.jpg

home_enfocus.jpg

665 ms

home_metrix.jpg

home_metrix.jpg

669 ms

home_alwan.jpg

home_alwan.jpg

717 ms

footer-top-gradient.png

footer-top-gradient.png

741 ms

feature-tab-current.png

feature-tab-current.png

761 ms

ui.totop.png

ui.totop.png

780 ms

myriadpro-regular-webfont.woff

myriadpro-regular-webfont.woff

787 ms

myriadpro-light-webfont.woff

myriadpro-light-webfont.woff

808 ms

myriadpro-bold-webfont.woff

myriadpro-bold-webfont.woff

825 ms

collect

collect

3 ms

collect

collect

68 ms

Accessibility Review

isi.nl accessibility score

93

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

isi.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

SEO Factors

isi.nl SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isi.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Isi.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

isi.nl

Open Graph description is not detected on the main page of ISI. 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: