Tools & Wizards About Us
stolzeclassiccars.nl screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

stolzeclassiccars.nl

Joop Stolze Classic Cars

Page Load Speed

2.8 sec in total

First Response

380 ms

Resources Loaded

2.1 sec

Page Rendered

281 ms

stolzeclassiccars.nl screenshot

About Website

Click here to check amazing Stolze Classic Cars content for Netherlands. Otherwise, check out these important facts you probably never knew about stolzeclassiccars.nl

Joop Stolze is in hart en nieren liefhebber van klassieke sportwagens. Zeven en dertig jaar geleden importeerde hij z'n eerste rode TR3A uit Londen.

Visit stolzeclassiccars.nl

Key Findings

We analyzed Stolzeclassiccars.nl page load time and found that the first response time was 380 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

stolzeclassiccars.nl performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

stolzeclassiccars.nl

380 ms

stolzeclassiccars.nl

499 ms

jquery-1.7.1.min.js

291 ms

stolze3.js

381 ms

fancybox.js

478 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 97% of them (35 requests) were addressed to the original Stolzeclassiccars.nl, 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (646 ms) belongs to the original domain Stolzeclassiccars.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 247.9 kB (17%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stolzeclassiccars.nl main page is 1.4 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. 30% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 18.6 kB

  • Original 23.8 kB
  • After minification 23.1 kB
  • After compression 5.3 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 18.6 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 23.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Stolze Classic Cars images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 142.1 kB

  • Original 193.8 kB
  • After minification 158.9 kB
  • After compression 51.8 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 142.1 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 63.5 kB

  • Original 73.9 kB
  • After minification 61.1 kB
  • After compression 10.3 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. Stolzeclassiccars.nl needs all CSS files to be minified and compressed as it can save up to 63.5 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (26%)

Requests Now

34

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stolze Classic Cars. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stolzeclassiccars.nl

stolzeclassiccars.nl

380 ms

stolzeclassiccars.nl

stolzeclassiccars.nl

499 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

291 ms

stolze3.js

stolze3.js

381 ms

fancybox.js

fancybox.js

478 ms

nivoslider.js

nivoslider.js

398 ms

jquery.validationEngine.js

jquery.validationEngine.js

492 ms

jquery.validationEngine-nl.js

jquery.validationEngine-nl.js

401 ms

jquery.fancybox.css

jquery.fancybox.css

400 ms

stolze.css

stolze.css

570 ms

validation.css

validation.css

493 ms

js

js

56 ms

vlag-EN.jpg

vlag-EN.jpg

99 ms

vlag-NL.jpg

vlag-NL.jpg

98 ms

logo-joopstolze.jpg

logo-joopstolze.jpg

195 ms

auto.png

auto.png

102 ms

rdw-erkend.gif

rdw-erkend.gif

107 ms

klassiekers-onder.gif

klassiekers-onder.gif

101 ms

achterlanguage.gif

achterlanguage.gif

165 ms

achtermenu.jpg

achtermenu.jpg

166 ms

fotoslide1.jpg

fotoslide1.jpg

451 ms

fotoslide2.jpg

fotoslide2.jpg

450 ms

fotoslide3.jpg

fotoslide3.jpg

550 ms

fotoslide4.jpg

fotoslide4.jpg

449 ms

fotoslide5.jpg

fotoslide5.jpg

358 ms

achtertekst1.jpg

achtertekst1.jpg

265 ms

aanbod-rechts.jpg

aanbod-rechts.jpg

361 ms

stroke-zoek.jpg

stroke-zoek.jpg

455 ms

motoren-klein.png

motoren-klein.png

457 ms

brommers-klein.png

brommers-klein.png

550 ms

trapautos-klein.png

trapautos-klein.png

550 ms

collectables-klein.png

collectables-klein.png

550 ms

arrow-pagina-right.png

arrow-pagina-right.png

551 ms

achteronder.jpg

achteronder.jpg

552 ms

arrow-green.png

arrow-green.png

646 ms

stolze-print.css

stolze-print.css

101 ms

Accessibility Review

stolzeclassiccars.nl accessibility score

62

Accessibility Issues

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

stolzeclassiccars.nl best practices score

67

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

SEO Factors

stolzeclassiccars.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

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stolzeclassiccars.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 Stolzeclassiccars.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

stolzeclassiccars.nl

Open Graph description is not detected on the main page of Stolze Classic Cars. 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: