Access klarsynt.se.

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,890 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

klarsynt.se

331 ms

klarsynt.se

1064 ms

font-awesome.min.css

50 ms

bootstrap.css

170 ms

y4uzyespp1fwmx3b_rxxwrv2sg5deijkwp4nuildnwe1

375 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 25% of them (16 requests) were addressed to the original Klarsynt.se, 43% (27 requests) were made to Az769607.vo.msecnd.net and 8% (5 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Az769607.vo.msecnd.net.

Content Size

2.4 MB

After Optimization

1.8 MB

In fact, the total size of Klarsynt.se main page is 2.4 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. 45% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 93.6 kB

Original 107.9 kB
After minification 74.5 kB
After compression 14.3 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 33.4 kB, which is 31% 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 93.6 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 20.0 kB

Original 1.7 MB
After minification 1.6 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. Klarsynt images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 331.6 kB

Original 489.8 kB
After minification 489.8 kB
After compression 158.2 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 331.6 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 146.9 kB

Original 171.7 kB
After minification 141.1 kB
After compression 24.8 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. Klarsynt.se needs all CSS files to be minified and compressed as it can save up to 146.9 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Klarsynt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts 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 items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

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

High

Links do not have descriptive text

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

High

Links are not crawlable

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

N/A
Language Claimed

EN
Encoding

UTF-8

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

klarsynt.se

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

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

klarsynt.se

klarsynt.se

font-awesome.min.css

bootstrap.css

y4uzyespp1fwmx3b_rxxwrv2sg5deijkwp4nuildnwe1

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

klarsynt.se

klarsynt.se

font-awesome.min.css

bootstrap.css

y4uzyespp1fwmx3b_rxxwrv2sg5deijkwp4nuildnwe1

idwnmabigmrqznfby92rscikcuz8_zsnqzt6in9jkvu1

js

g7gsitdvphsmueezmeewyqhyj-qkfr80jj7ksuchdvq1

gtm.js

logo-header.png

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b9ebb19d-88c1-4cbd-9baf-cf51972422ec.woff

7147ec3a-8ff8-4ec9-8c5c-bd1571dc6ae6.woff

loading.gif

logo-hela-sveriges-optiker.png

Grupp_0002_1280x720px_2.jpg

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Spelare_master1-640x480%20kopia.jpg

instrument_klarsynt_480x640.jpg

vignett-1280x720[3].jpg

ads-640x640-bagar-och-glas-matchar.jpg

vara-smarta-koncept.jpg

ads-640x640-glaset-komponenten.jpg

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article-640x480[c].jpg

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klarsynt-hela-sveriges-optiker.jpg

brand-logo_56[adidas].png

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9

update.min.js

analytics.js