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About Website

Welcome to vliegerop.nl homepage info - get ready to check Vliegerop best content right away, or after learning these important things about vliegerop.nl

Welkom op vliegerop.nl, een informatiepagina die voornamelijk in het teken staat van sporten die gebruik maken van vliegers en de wind. In Nederland...>

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

40/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

www.vliegerop.nl

1324 ms

wp-emoji-release.min.js

91 ms

styles.css

173 ms

cff-style.css

174 ms

font-awesome.min.css

10 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 51% of them (39 requests) were addressed to the original Vliegerop.nl, 13% (10 requests) were made to Static.xx.fbcdn.net and 5% (4 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Vliegerop.nl.

Content Size

2.6 MB

After Optimization

1.9 MB

In fact, the total size of Vliegerop.nl main page is 2.6 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. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 37.6 kB

Original 48.8 kB
After minification 47.4 kB
After compression 11.2 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 37.6 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 70.9 kB

Original 1.8 MB
After minification 1.7 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. Vliegerop images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 340.6 kB

Original 502.2 kB
After minification 498.3 kB
After compression 161.6 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 340.6 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 173.4 kB

Original 202.0 kB
After minification 183.3 kB
After compression 28.6 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. Vliegerop.nl needs all CSS files to be minified and compressed as it can save up to 173.4 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vliegerop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

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

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

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 Vliegerop.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 Vliegerop.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

vliegerop.nl

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

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Performance

Accessibility

Best Practices

SEO

Home | Vliegen in en met de wind | Vliegerop.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)