Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 59% of websites

  • 0

    Best Practices

  • 74

    SEO

    Google-friendlier than
    31% of websites

op.je

PHP Freelancer | PHP website development door een top PHP ontwikkelaar

Page Load Speed

4.8 sec in total

First Response

1.1 sec

Resources Loaded

3.5 sec

Page Rendered

206 ms

op.je screenshot

About Website

Visit op.je now to see the best up-to-date Op content and also check out these interesting facts you probably never knew about op.je

Website development met misschien wel Nederland's beste PHP freelancer. Lees tips over de inhuur van een PHP programmeur.

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Key Findings

We analyzed Op.je page load time and found that the first response time was 1.1 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

op.je performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

op.je

1122 ms

js

60 ms

php-freelancer-logo.png

1894 ms

www.phpfreelancer.nl

666 ms

piwik.js

523 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Op.je, 43% (21 requests) were made to Cdn.hosten.nu and 14% (7 requests) were made to S.derks.it. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Cdn.hosten.nu.

Page Optimization Overview & Recommendations

Page size can be reduced by 35.8 kB (12%)

Content Size

309.3 kB

After Optimization

273.5 kB

In fact, the total size of Op.je main page is 309.3 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. Javascripts take 159.6 kB which makes up the majority of the site volume.

HTML Optimization

-58%

Potential reduce by 1.2 kB

  • Original 2.0 kB
  • After minification 1.9 kB
  • After compression 862 B

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 1.2 kB or 58% of the original size.

Image Optimization

-1%

Potential reduce by 2.1 kB

  • Original 147.7 kB
  • After minification 145.5 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. Op images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 32.5 kB

  • Original 159.6 kB
  • After minification 159.6 kB
  • After compression 127.1 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 32.5 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (50%)

Requests Now

40

After Optimization

20

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Op. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

op.je accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

SEO Factors

op.je SEO score

74

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

Content Best Practices

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

Impact

Issue

High

Document doesn't have a valid hreflang

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

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

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