Tools & Wizards About Us

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

kontaktlinseronline.no

Linser - Kontaktlinser online - Din guide til de billigste kontaktlinsene på Internett.

Page Load Speed

4.8 sec in total

First Response

893 ms

Resources Loaded

3.6 sec

Page Rendered

317 ms

About Website

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Key Findings

We analyzed Kontaktlinseronline.no page load time and found that the first response time was 893 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kontaktlinseronline.no performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

48/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

www.kontaktlinseronline.no

893 ms

reset.css

221 ms

master.css

783 ms

script.js

453 ms

rating.js

373 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 85% of them (72 requests) were addressed to the original Kontaktlinseronline.no, 9% (8 requests) were made to Apis.google.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (893 ms) belongs to the original domain Kontaktlinseronline.no.

Page Optimization Overview & Recommendations

Page size can be reduced by 348.0 kB (57%)

Content Size

606.1 kB

After Optimization

258.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kontaktlinseronline.no main page is 606.1 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. 45% of websites need less resources to load. Javascripts take 255.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 65.7 kB

  • Original 77.2 kB
  • After minification 71.3 kB
  • After compression 11.4 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 65.7 kB or 85% of the original size.

Image Optimization

-9%

Potential reduce by 13.0 kB

  • Original 148.0 kB
  • After minification 135.0 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. Kontaktlinser Online images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 161.5 kB

  • Original 255.1 kB
  • After minification 241.9 kB
  • After compression 93.6 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 161.5 kB or 63% of the original size.

CSS Optimization

-86%

Potential reduce by 107.8 kB

  • Original 125.8 kB
  • After minification 92.9 kB
  • After compression 18.0 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. Kontaktlinseronline.no needs all CSS files to be minified and compressed as it can save up to 107.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (51%)

Requests Now

84

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kontaktlinser Online. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kontaktlinseronline.no accessibility score

97

Accessibility Issues

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

kontaktlinseronline.no best practices score

75

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

Browser errors were logged to the console

SEO Factors

kontaktlinseronline.no SEO score

96

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

    N/A

  • Language Claimed

    NO

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kontaktlinseronline.no 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 Norwegian. Our system also found out that Kontaktlinseronline.no main page’s claimed encoding is iso-8859-1. 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

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