Tools & Wizards About Us
isarshark.de screenshot

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

isarshark.de

isarshark.de jetzt kaufen!

Page Load Speed

1.5 sec in total

First Response

289 ms

Resources Loaded

989 ms

Page Rendered

258 ms

isarshark.de screenshot

About Website

Welcome to isarshark.de homepage info - get ready to check Isarshark best content right away, or after learning these important things about isarshark.de

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Visit isarshark.de

Key Findings

We analyzed Isarshark.de page load time and found that the first response time was 289 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

isarshark.de performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

isarshark.de

289 ms

url.js

124 ms

sitetree.js

210 ms

counter.PicCount

484 ms

bg.jpg

124 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 96% of them (23 requests) were addressed to the original Isarshark.de, 4% (1 request) were made to Pt08.server.cm4all.com. The less responsive or slowest element that took the longest time to load (484 ms) relates to the external source Pt08.server.cm4all.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 23.8 kB (44%)

Content Size

53.8 kB

After Optimization

30.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Isarshark.de main page is 53.8 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. 15% of websites need less resources to load. Images take 25.6 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 4.1 kB

  • Original 5.9 kB
  • After minification 5.8 kB
  • After compression 1.8 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 4.1 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 540 B

  • Original 25.6 kB
  • After minification 25.0 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. Isarshark images are well optimized though.

JavaScript Optimization

-86%

Potential reduce by 19.1 kB

  • Original 22.4 kB
  • After minification 11.0 kB
  • After compression 3.2 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 19.1 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

23

After Optimization

23

  • Images
  • JavaScript

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isarshark. According to our analytics all requests are already optimized.

Network Requests Diagram

isarshark.de

isarshark.de

289 ms

url.js

url.js

124 ms

sitetree.js

sitetree.js

210 ms

counter.PicCount

counter.PicCount

484 ms

bg.jpg

bg.jpg

124 ms

Abstandhalter.gif

Abstandhalter.gif

116 ms

oben1.gif

oben1.gif

201 ms

oben2.gif

oben2.gif

199 ms

company_name.gif

company_name.gif

212 ms

oben3.gif

oben3.gif

219 ms

oben4.gif

oben4.gif

217 ms

4613_h.gif

4613_h.gif

247 ms

4790_n.gif

4790_n.gif

299 ms

32787_n.gif

32787_n.gif

307 ms

4613_4615.gif

4613_4615.gif

336 ms

rechts.gif

rechts.gif

318 ms

unten.gif

unten.gif

330 ms

totop.gif

totop.gif

348 ms

4613_m.gif

4613_m.gif

407 ms

4613_n.gif

4613_n.gif

406 ms

4790_m.gif

4790_m.gif

428 ms

4790_h.gif

4790_h.gif

439 ms

32787_m.gif

32787_m.gif

436 ms

32787_h.gif

32787_h.gif

448 ms

Accessibility Review

isarshark.de accessibility score

74

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

isarshark.de best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

isarshark.de SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

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

isarshark.de

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