Access vlemmix.nl. Raven.nl | Alles voor de hengelsporter

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value4,080 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.212

59/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

vlemmix.nl

281 ms

www.raven.nl

999 ms

all.css

762 ms

all.js

223 ms

gtm.js

910 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vlemmix.nl, 97% (87 requests) were made to Raven.nl and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Raven.nl.

Content Size

15.9 MB

After Optimization

13.5 MB

In fact, the total size of Vlemmix.nl main page is 15.9 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. Only a small number of websites need less resources to load. Images take 13.9 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 1.5 MB

Original 1.6 MB
After minification 813.5 kB
After compression 83.7 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. This page needs HTML code to be minified as it can gain 786.8 kB, which is 49% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.5 MB or 95% of the original size.

Image Optimization

-6%

Potential reduce by 852.6 kB

Original 13.9 MB
After minification 13.0 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. Vlemmix images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 11.6 kB

Original 231.6 kB
After minification 231.6 kB
After compression 220.0 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.

CSS Optimization

-9%

Potential reduce by 17.7 kB

Original 200.3 kB
After minification 200.3 kB
After compression 182.7 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. Vlemmix.nl has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlemmix. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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

NL
Encoding

UTF-8

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

vlemmix.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Raven.nl | Alles voor de hengelsporter

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

vlemmix.nl

www.raven.nl

all.css

all.js

gtm.js

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

vlemmix.nl

www.raven.nl

all.css

all.js

gtm.js

raven_logo.svg

web_Top100.jpg

Mob_Top100.jpg

ber1318291.jpg

COSKR5ANA.jpg

dlt1192_600.jpg

dlt1193_600.jpg

DLTAV4885.jpg

rookoven.jpg

DT9500.jpg

FAI1900.jpg

FAI2443_%281%29.jpg

JRC1377129.jpg

Penn-Spinfisher-VI-3500-38747.jpg

RAVRP1126.jpg

RAVRP1127.jpg

ravrp400.jpg

SOLCH07.jpg

FAI4524.jpg

RAVAV8088_2_%281%29.jpg

Mop_Categorie_Raven_website_Karperaas.jpg

Mob_Headers_Nash.jpg

Mop_Categorie_Raven_website_Witvis.jpg

schroefharingen.jpg

FAI4202.jpg

ravav4303.jpg

Session%20chair-550x550h.jpeg

MK4PVIPERVIRUS.JPG

RAVJVS400.jpg

1200x1200_%282%29_1920x1920.jpg

06-8070765_0_clipped_rev_1%20%281%29.jpg

RAVRP633.jpg

DT9275.jpg

JVS9217.jpg

RAVAV5019_2_1920x1920.jpg

gooed.jpg

js

Inter-Regular.woff