Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sylvester-larsen.com

Sylvester-Larsen.com: Blog der Familie Sylvester Larsen

Page Load Speed

14.6 sec in total

First Response

3.5 sec

Resources Loaded

10.6 sec

Page Rendered

432 ms

sylvester-larsen.com screenshot

About Website

Visit sylvester-larsen.com now to see the best up-to-date Sylvester Larsen content and also check out these interesting facts you probably never knew about sylvester-larsen.com

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Key Findings

We analyzed Sylvester-larsen.com page load time and found that the first response time was 3.5 sec and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

sylvester-larsen.com performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.124

83/100

15%

TTI (Time to Interactive)

Value3.2 s

95/100

10%

Network Requests Diagram

www.sylvester-larsen.com

3548 ms

css

25 ms

style.css

233 ms

style-middle.css

231 ms

style-large-additional.css

229 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 89% of them (33 requests) were addressed to the original Sylvester-larsen.com, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Sylvester-larsen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 272.2 kB (34%)

Content Size

802.6 kB

After Optimization

530.4 kB

In fact, the total size of Sylvester-larsen.com main page is 802.6 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. 35% of websites need less resources to load. Images take 431.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 20.8 kB

  • Original 26.3 kB
  • After minification 22.6 kB
  • After compression 5.5 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 3.7 kB, which is 14% 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 20.8 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 9.4 kB

  • Original 431.2 kB
  • After minification 421.8 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. Sylvester Larsen images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 197.9 kB

  • Original 291.5 kB
  • After minification 291.4 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 197.9 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 44.1 kB

  • Original 53.6 kB
  • After minification 41.3 kB
  • After compression 9.5 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. Sylvester-larsen.com needs all CSS files to be minified and compressed as it can save up to 44.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (49%)

Requests Now

35

After Optimization

18

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sylvester Larsen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sylvester-larsen.com accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Tables and lists

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

Impact

Issue

High

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

Best Practices

sylvester-larsen.com best practices score

83

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

SEO Factors

sylvester-larsen.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sylvester-larsen.com can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sylvester-larsen.com 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

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