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spweb.cz screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

spweb.cz

Tvorba webových stránek | Weby na míru – SPWeb

Page Load Speed

3.7 sec in total

First Response

394 ms

Resources Loaded

2.3 sec

Page Rendered

1 sec

spweb.cz screenshot

About Website

Click here to check amazing SPWeb content for Czech Republic. Otherwise, check out these important facts you probably never knew about spweb.cz

Moderní tvorba webových stránek na míru. Responzivní design, rychlé načítání, správa obsahu a ❤ technická podpora. Pomůžeme i s PPC kampaněmi.

Visit spweb.cz

Key Findings

We analyzed Spweb.cz page load time and found that the first response time was 394 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

spweb.cz performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.2

62/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

spweb.cz

394 ms

spweb.cz

432 ms

all.css

46 ms

css

51 ms

css

68 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 63% of them (26 requests) were addressed to the original Spweb.cz, 10% (4 requests) were made to Use.fontawesome.com and 7% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (851 ms) relates to the external source C.seznam.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.2 kB (9%)

Content Size

780.7 kB

After Optimization

708.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Spweb.cz main page is 780.7 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. 55% of websites need less resources to load. Images take 465.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 34.3 kB

  • Original 42.8 kB
  • After minification 31.2 kB
  • After compression 8.5 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 11.6 kB, which is 27% 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 34.3 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 32.6 kB

  • Original 465.4 kB
  • After minification 432.8 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. SPWeb images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.8 kB

  • Original 253.9 kB
  • After minification 253.9 kB
  • After compression 249.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 449 B

  • Original 18.5 kB
  • After minification 18.5 kB
  • After compression 18.0 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. Spweb.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (47%)

Requests Now

36

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPWeb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

spweb.cz

spweb.cz

394 ms

spweb.cz

spweb.cz

432 ms

all.css

all.css

46 ms

css

css

51 ms

css

css

68 ms

icon

icon

74 ms

modernizr-2.8.3.min.js

modernizr-2.8.3.min.js

105 ms

animate.min.css

animate.min.css

205 ms

wow.min.js

wow.min.js

283 ms

firmsys.cookies.js

firmsys.cookies.js

624 ms

cookie.css

cookie.css

716 ms

js

js

72 ms

js

js

128 ms

jquery.min.js

jquery.min.js

47 ms

plugins.js

plugins.js

667 ms

main.js

main.js

287 ms

slick.min.js

slick.min.js

289 ms

slick.css

slick.css

290 ms

slick-theme.css

slick-theme.css

291 ms

retargeting.js

retargeting.js

851 ms

fbevents.js

fbevents.js

170 ms

spweb-logo.svg

spweb-logo.svg

170 ms

man.png

man.png

247 ms

i1.svg

i1.svg

324 ms

i2.svg

i2.svg

247 ms

play.png

play.png

167 ms

video.png

video.png

164 ms

notebook.png

notebook.png

377 ms

tablet.png

tablet.png

383 ms

mobil.png

mobil.png

410 ms

p1.png

p1.png

331 ms

p2.png

p2.png

321 ms

p3.png

p3.png

430 ms

p4.png

p4.png

430 ms

p5.png

p5.png

429 ms

p6.png

p6.png

471 ms

logo.svg

logo.svg

477 ms

font

font

103 ms

fa-solid-900.woff

fa-solid-900.woff

85 ms

fa-regular-400.woff

fa-regular-400.woff

85 ms

fa-brands-400.woff

fa-brands-400.woff

100 ms

Accessibility Review

spweb.cz accessibility score

63

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 valid value for its [lang] attribute.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

spweb.cz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

spweb.cz SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Spweb.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 Spweb.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

spweb.cz

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