Tools & Wizards About Us
u4y.nl screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

u4y.nl

Verkort je url of maak je link korter, en deel deze verkorte urls makkelijk met vrienden op het internet

Page Load Speed

3 sec in total

First Response

300 ms

Resources Loaded

2.5 sec

Page Rendered

121 ms

u4y.nl screenshot

About Website

Visit u4y.nl now to see the best up-to-date U 4 Y content and also check out these interesting facts you probably never knew about u4y.nl

Verkort je url of maak je link korter, en deel deze verkorte urls makkelijk met vrienden op het internet

Visit u4y.nl

Key Findings

We analyzed U4y.nl page load time and found that the first response time was 300 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

u4y.nl performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.8 s

100/100

25%

SI (Speed Index)

Value1.1 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

u4y.nl

300 ms

style.css

96 ms

api.php

296 ms

jquery.js

282 ms

url-verkorter.png

188 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 75% of them (6 requests) were addressed to the original U4y.nl, 13% (1 request) were made to Vacaturesysteem.nl and 13% (1 request) were made to Ictvacaturemarkt.nl. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Ictvacaturemarkt.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.0 kB (22%)

Content Size

36.5 kB

After Optimization

28.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of U4y.nl main page is 36.5 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. Only 10% of websites need less resources to load. Javascripts take 19.0 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 4.3 kB

  • Original 6.8 kB
  • After minification 6.7 kB
  • After compression 2.5 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 4.3 kB or 63% of the original size.

Image Optimization

-36%

Potential reduce by 3.3 kB

  • Original 9.3 kB
  • After minification 6.0 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, U 4 Y needs image optimization as it can save up to 3.3 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 186 B

  • Original 19.0 kB
  • After minification 19.0 kB
  • After compression 18.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 209 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 1.2 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. U4y.nl needs all CSS files to be minified and compressed as it can save up to 209 B or 15% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U 4 Y. According to our analytics all requests are already optimized.

Network Requests Diagram

u4y.nl

u4y.nl

300 ms

style.css

style.css

96 ms

api.php

api.php

296 ms

jquery.js

jquery.js

282 ms

url-verkorter.png

url-verkorter.png

188 ms

front-bg.gif

front-bg.gif

97 ms

toggle_down_light.png

toggle_down_light.png

186 ms

api.php

api.php

1932 ms

Accessibility Review

u4y.nl accessibility score

93

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

<object> elements do not have alternate text

Best Practices

u4y.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

SEO Factors

u4y.nl SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document uses plugins

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise U4y.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that U4y.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

u4y.nl

Open Graph description is not detected on the main page of U 4 Y. 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: