Access zomervakantieatlas.nl. Alles over vakanties in de zomer

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

zomervakantieatlas.nl

287 ms

zomervakantieatlas.nl

575 ms

style.css

404 ms

css.css

481 ms

rating.css

559 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 56% of them (68 requests) were addressed to the original Zomervakantieatlas.nl, 24% (29 requests) were made to Atlasvakanties.nl and 7% (8 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (971 ms) belongs to the original domain Zomervakantieatlas.nl.

Content Size

1.3 MB

After Optimization

991.3 kB

In fact, the total size of Zomervakantieatlas.nl main page is 1.3 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. 50% of websites need less resources to load. Images take 787.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 164.9 kB

Original 202.9 kB
After minification 197.6 kB
After compression 38.0 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 164.9 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 11.0 kB

Original 787.5 kB
After minification 776.5 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. Zomervakantieatlas images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 84.8 kB

Original 234.9 kB
After minification 232.0 kB
After compression 150.1 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 84.8 kB or 36% of the original size.

CSS Optimization

-31%

Potential reduce by 12.0 kB

Original 38.7 kB
After minification 37.6 kB
After compression 26.7 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. Zomervakantieatlas.nl needs all CSS files to be minified and compressed as it can save up to 12.0 kB or 31% of the original size.

Requests Now

119

After Optimization

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zomervakantieatlas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

Language and Encoding

Language Detected

N/A
Language Claimed

EN
Encoding

ISO-8859-15

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zomervakantieatlas.nl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Zomervakantieatlas.nl main page’s claimed encoding is iso-8859-15. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

zomervakantieatlas.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Alles over vakanties in de zomer | Zomervakantieatlas.nl

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

zomervakantieatlas.nl

zomervakantieatlas.nl

style.css

css.css

rating.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

zomervakantieatlas.nl

zomervakantieatlas.nl

style.css

css.css

rating.css

jquery-1.3.1.min.js

jquery.fcbkcomplete.js

tabs.js

motionpack.js

thumbnailviewer2.js

highslide-full.js

highslide.config.js

highslide.css

flash.js

jquery.ui.all.css

jquery.ui.datepicker.css

ddlevelsmenu-base.css

ddlevelsmenu-topbar.css

ddlevelsmenu.js

jquery-1.5.1.js

jquery.ui.core.js

jquery.ui.widget.js

jquery.ui.datepicker.js

jquery.ui.datepicker-nl.js

jquery.rater.js

js.js

show_ads.js

jquery.ui.base.css

jquery.ui.theme.css

jquery.ui.core.css

jquery.ui.resizable.css

jquery.ui.selectable.css

jquery.ui.accordion.css

jquery.ui.autocomplete.css

jquery.ui.button.css

jquery.ui.dialog.css

jquery.ui.slider.css

jquery.ui.tabs.css

jquery.ui.progressbar.css

ga.js

image.php

bg.jpg

logo.jpg