Tools & Wizards About Us
vrbfriesland.nl screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

vrbfriesland.nl

Airpress - Hét merk voor schroef- en zuigercompressoren.

Page Load Speed

2.7 sec in total

First Response

764 ms

Resources Loaded

1.7 sec

Page Rendered

213 ms

vrbfriesland.nl screenshot

About Website

Click here to check amazing Vrbfriesland content. Otherwise, check out these important facts you probably never knew about vrbfriesland.nl

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Key Findings

We analyzed Vrbfriesland.nl page load time and found that the first response time was 764 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

vrbfriesland.nl performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value20.6 s

0/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value4,400 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.305

39/100

15%

TTI (Time to Interactive)

Value27.9 s

0/100

10%

Network Requests Diagram

vrbfriesland.nl

764 ms

jquery-1.7.2.min.js

286 ms

jscripts.js

201 ms

lightbox.js

195 ms

gen_validatorv31.js

303 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 54% of them (30 requests) were addressed to the original Vrbfriesland.nl, 25% (14 requests) were made to Vrbfrieslandonline.nl and 5% (3 requests) were made to E.issuu.com. The less responsive or slowest element that took the longest time to load (764 ms) belongs to the original domain Vrbfriesland.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 295.1 kB (37%)

Content Size

804.1 kB

After Optimization

509.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vrbfriesland.nl main page is 804.1 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. 40% of websites need less resources to load. Images take 413.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 36.9 kB

  • Original 44.1 kB
  • After minification 37.6 kB
  • After compression 7.2 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. This page needs HTML code to be minified as it can gain 6.6 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 36.9 kB or 84% of the original size.

Image Optimization

-9%

Potential reduce by 35.6 kB

  • Original 413.8 kB
  • After minification 378.2 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. Vrbfriesland images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 205.1 kB

  • Original 324.6 kB
  • After minification 306.6 kB
  • After compression 119.5 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 205.1 kB or 63% of the original size.

CSS Optimization

-81%

Potential reduce by 17.5 kB

  • Original 21.6 kB
  • After minification 15.0 kB
  • After compression 4.1 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. Vrbfriesland.nl needs all CSS files to be minified and compressed as it can save up to 17.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (44%)

Requests Now

54

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vrbfriesland. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vrbfriesland.nl

vrbfriesland.nl

764 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

286 ms

jscripts.js

jscripts.js

201 ms

lightbox.js

lightbox.js

195 ms

gen_validatorv31.js

gen_validatorv31.js

303 ms

default.css

default.css

191 ms

lightbox.css

lightbox.css

189 ms

Scripts.js

Scripts.js

282 ms

js

js

49 ms

Site.css

Site.css

300 ms

embed.js

embed.js

30 ms

resize.asp

resize.asp

480 ms

close.png

close.png

94 ms

loading.gif

loading.gif

290 ms

prev.png

prev.png

100 ms

next.png

next.png

109 ms

bg_colleft.gif

bg_colleft.gif

96 ms

f.png

f.png

98 ms

bg_menu.png

bg_menu.png

287 ms

bg_menu_hover.png

bg_menu_hover.png

288 ms

logo.png

logo.png

301 ms

winkelwagen.png

winkelwagen.png

288 ms

go.png

go.png

287 ms

prefix_menu.png

prefix_menu.png

299 ms

bg_item.gif

bg_item.gif

299 ms

linkrood.png

linkrood.png

298 ms

link.png

link.png

298 ms

box_top.png

box_top.png

297 ms

box_body.png

box_body.png

418 ms

Webshop.png

Webshop.png

664 ms

box_bottom.png

box_bottom.png

418 ms

SCCambuur.jpg

SCCambuur.jpg

566 ms

resize.asp

resize.asp

413 ms

resize.asp

resize.asp

413 ms

resize.asp

resize.asp

412 ms

resize.asp

resize.asp

411 ms

resize.asp

resize.asp

412 ms

resize.asp

resize.asp

458 ms

resize.asp

resize.asp

458 ms

resize.asp

resize.asp

453 ms

resize.asp

resize.asp

457 ms

resize.asp

resize.asp

459 ms

resize.asp

resize.asp

550 ms

resize.asp

resize.asp

550 ms

resize.asp

resize.asp

547 ms

bottom.png

bottom.png

400 ms

ga.js

ga.js

20 ms

33964570.json

33964570.json

30 ms

__utm.gif

__utm.gif

27 ms

embed-runner.js

embed-runner.js

28 ms

page_1_thumb_large.jpg

page_1_thumb_large.jpg

175 ms

quant.js

quant.js

174 ms

css

css

169 ms

document.xml

document.xml

76 ms

page_1_thumb_large.jpg

page_1_thumb_large.jpg

52 ms

pixel;r=843461020;a=p-5cvC4NOeGmtNA;fpan=1;fpa=P0-2089676042-1458286439736;ns=1;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458286439735;tzo=-180;ref=http%3A%2F%2Fvrbfriesland.nl%2F;url=about%3Ablank;ogl=

pixel;r=843461020;a=p-5cvC4NOeGmtNA;fpan=1;fpa=P0-2089676042-1458286439736;ns=1;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458286439735;tzo=-180;ref=http%3A%2F%2Fvrbfriesland.nl%2F;url=about%3Ablank;ogl=

8 ms

Accessibility Review

vrbfriesland.nl accessibility score

97

Accessibility Issues

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.

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

vrbfriesland.nl best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

vrbfriesland.nl SEO score

91

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vrbfriesland.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vrbfriesland.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

vrbfriesland.nl

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