Tools & Wizards About Us

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

gerritse.nl

Isero | Dé groothandel voor hang- en sluitwerk, gereedschap, bevestigingsmiddelen en werkkleding

Page Load Speed

2.1 sec in total

First Response

373 ms

Resources Loaded

1.6 sec

Page Rendered

70 ms

About Website

Click here to check amazing Gerritse content for Netherlands. Otherwise, check out these important facts you probably never knew about gerritse.nl

Op werkdagen voor 16:00u besteld, volgende werkdag geleverd. 71 vestigingen. Meer dan 50.000 artikelen uit voorraad leverbaar. Levering tot op de bouwplaats.

Visit gerritse.nl

Key Findings

We analyzed Gerritse.nl page load time and found that the first response time was 373 ms and then it took 1.7 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

gerritse.nl performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value14.0 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value5,500 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.916

3/100

15%

TTI (Time to Interactive)

Value26.1 s

0/100

10%

Network Requests Diagram

gerritse.nl

373 ms

592 ms

js

129 ms

isero.stackbase.nl

677 ms

styles.9af9827f40f9829e.css

206 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Gerritse.nl, 70% (7 requests) were made to Isero.nl and 10% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (677 ms) relates to the external source Isero.stackbase.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.8 kB (11%)

Content Size

102.9 kB

After Optimization

91.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Gerritse.nl main page is 102.9 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 81.8 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 11.1 kB

  • Original 16.1 kB
  • After minification 15.4 kB
  • After compression 5.0 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 11.1 kB or 69% of the original size.

Image Optimization

-14%

Potential reduce by 686 B

  • Original 5.0 kB
  • After minification 4.3 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, Gerritse needs image optimization as it can save up to 686 B or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 81.8 kB
  • After minification 81.8 kB
  • After compression 81.8 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. This website has mostly compressed JavaScripts.

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 Gerritse. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

gerritse.nl accessibility score

77

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

High

Some elements have a [tabindex] value greater than 0

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

gerritse.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

gerritse.nl SEO score

93

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

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 Gerritse.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 Gerritse.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 Gerritse. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: