Tools & Wizards About Us
lispminer.vse.cz screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

lispminer.vse.cz

The official site of the LISp-Miner project

Page Load Speed

5.2 sec in total

First Response

1.2 sec

Resources Loaded

3.9 sec

Page Rendered

99 ms

lispminer.vse.cz screenshot

About Website

Welcome to lispminer.vse.cz homepage info - get ready to check LISp Miner Vse best content for Czech Republic right away, or after learning these important things about lispminer.vse.cz

The official site of the LISp-Miner project.

Visit lispminer.vse.cz

Key Findings

We analyzed Lispminer.vse.cz page load time and found that the first response time was 1.2 sec and then it took 4 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

lispminer.vse.cz performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

lispminer.vse.cz

1187 ms

lm-homepage.css

1142 ms

LM-logo-home.gif

1229 ms

common-text.css

221 ms

lm-homepage-extra.css

1008 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Lispminer.vse.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Lispminer.vse.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.6 kB (65%)

Content Size

10.1 kB

After Optimization

3.5 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Lispminer.vse.cz main page is 10.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 5.1 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 3.3 kB

  • Original 5.1 kB
  • After minification 4.9 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 3.3 kB or 65% of the original size.

Image Optimization

-19%

Potential reduce by 41 B

  • Original 219 B
  • After minification 178 B

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. Obviously, LISp Miner Vse needs image optimization as it can save up to 41 B or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-68%

Potential reduce by 3.2 kB

  • Original 4.7 kB
  • After minification 3.6 kB
  • After compression 1.5 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. Lispminer.vse.cz needs all CSS files to be minified and compressed as it can save up to 3.2 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (50%)

Requests Now

6

After Optimization

3

  • Images
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LISp Miner Vse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lispminer.vse.cz

lispminer.vse.cz

1187 ms

lm-homepage.css

lm-homepage.css

1142 ms

LM-logo-home.gif

LM-logo-home.gif

1229 ms

common-text.css

common-text.css

221 ms

lm-homepage-extra.css

lm-homepage-extra.css

1008 ms

back.png

back.png

215 ms

lm-homepage-print.css

lm-homepage-print.css

243 ms

Accessibility Review

lispminer.vse.cz accessibility score

100

Accessibility Issues

Best Practices

lispminer.vse.cz 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

SEO Factors

lispminer.vse.cz SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lispminer.vse.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lispminer.vse.cz main page’s claimed encoding is windows-1250. 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

lispminer.vse.cz

Open Graph description is not detected on the main page of LISp Miner Vse. 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: