Tools & Wizards About Us
tommi-fly.cz screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

tommi-fly.cz

TOMMI-FLY.cz | Muškařský e-shop | Muškařské potřeby

Page Load Speed

6 sec in total

First Response

389 ms

Resources Loaded

4.9 sec

Page Rendered

628 ms

tommi-fly.cz screenshot

About Website

Welcome to tommi-fly.cz homepage info - get ready to check TOMMI FLY best content right away, or after learning these important things about tommi-fly.cz

Český eshop s širokou nabídkou zboží pro muškaření a vázáním mušek. Nabízíme muškařské potřeby i vázací materiály. U nás si vybere každý.

Visit tommi-fly.cz

Key Findings

We analyzed Tommi-fly.cz page load time and found that the first response time was 389 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

tommi-fly.cz performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value990 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.241

51/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

tommi-fly.cz

389 ms

www.tommi-fly.cz

971 ms

js

65 ms

2073439546.s1.eshop-rychle.cz.prod.14303169.css

964 ms

rc.js

857 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 71% of them (89 requests) were addressed to the original Tommi-fly.cz, 6% (8 requests) were made to Embed.tawk.to and 5% (6 requests) were made to Static.golemos.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static.golemos.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 540.8 kB (11%)

Content Size

4.8 MB

After Optimization

4.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tommi-fly.cz main page is 4.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 174.2 kB

  • Original 208.5 kB
  • After minification 180.4 kB
  • After compression 34.3 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 28.0 kB, which is 13% 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 174.2 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 298.5 kB

  • Original 4.1 MB
  • After minification 3.8 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. TOMMI FLY images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 68.1 kB

  • Original 433.8 kB
  • After minification 433.8 kB
  • After compression 365.7 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 68.1 kB or 16% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 54.4 kB
  • After minification 54.4 kB
  • After compression 54.4 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. Tommi-fly.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (21%)

Requests Now

118

After Optimization

93

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TOMMI FLY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tommi-fly.cz

tommi-fly.cz

389 ms

www.tommi-fly.cz

www.tommi-fly.cz

971 ms

js

js

65 ms

2073439546.s1.eshop-rychle.cz.prod.14303169.css

2073439546.s1.eshop-rychle.cz.prod.14303169.css

964 ms

rc.js

rc.js

857 ms

platform.js

platform.js

43 ms

css

css

39 ms

main.js

main.js

1158 ms

analytics.js

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19 ms

js

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56 ms

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js

458 ms

ec.js

ec.js

10 ms

collect

collect

8 ms

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collect

3 ms

landing

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118 ms

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31 ms

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4 ms

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31 ms

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103 ms

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610 ms

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807 ms

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966 ms

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969 ms

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1001 ms

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948 ms

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232 ms

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401 ms

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93 ms

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985 ms

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59 ms

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835 ms

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Accessibility Review

tommi-fly.cz accessibility score

89

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tommi-fly.cz best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

tommi-fly.cz 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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tommi-fly.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Tommi-fly.cz 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

tommi-fly.cz

Open Graph data is detected on the main page of TOMMI FLY. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: