Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

sibo.nl

Groothandel en premium merken distributeur | SIBO Fluidra

Page Load Speed

7.3 sec in total

First Response

1.7 sec

Resources Loaded

4.5 sec

Page Rendered

989 ms

About Website

Welcome to sibo.nl homepage info - get ready to check SIBO best content for Netherlands right away, or after learning these important things about sibo.nl

Groothandel voor Zwemvijvers, (Koi)Vijvers, Biopools, Zwembaden, Beregening en PVC. Onder andere AquaForte, AstralPool, Zodiac en Cepex.

Visit sibo.nl

Key Findings

We analyzed Sibo.nl page load time and found that the first response time was 1.7 sec and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sibo.nl performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value880 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.171

70/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

sibo.nl

1747 ms

dashicons.min.css

97 ms

variables-skeleton.min.css

193 ms

variables-full.min.css

286 ms

common-skeleton.min.css

289 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 71% of them (60 requests) were addressed to the original Sibo.nl, 20% (17 requests) were made to Fonts.bunny.net and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Sibo.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.0 kB (5%)

Content Size

3.6 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Sibo.nl main page is 3.6 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. 70% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 161.8 kB

  • Original 196.1 kB
  • After minification 192.1 kB
  • After compression 34.3 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 161.8 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 82 B

  • Original 3.4 MB
  • After minification 3.4 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. SIBO images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 9.2 kB

  • Original 34.2 kB
  • After minification 34.2 kB
  • After compression 25.1 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 9.2 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (60%)

Requests Now

63

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIBO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sibo.nl accessibility score

69

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

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

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

sibo.nl best practices score

83

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

High

Browser errors were logged to the console

SEO Factors

sibo.nl SEO score

97

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sibo.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Sibo.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

Open Graph data is detected on the main page of SIBO. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: