Tools & Wizards About Us
kosmonautyka.pl screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

kosmonautyka.pl

Kosmonautyka

Page Load Speed

2.2 sec in total

First Response

560 ms

Resources Loaded

1.3 sec

Page Rendered

384 ms

kosmonautyka.pl screenshot

About Website

Click here to check amazing Kosmonautyka content for Poland. Otherwise, check out these important facts you probably never knew about kosmonautyka.pl

Kosmonautyka (astronautyka) - loty w kosmos. Rakiety, statki kosmiczne, sztuczne satelity, sondy kosmiczne, stacje kosmiczne bez tajemnic.

Visit kosmonautyka.pl

Key Findings

We analyzed Kosmonautyka.pl page load time and found that the first response time was 560 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

kosmonautyka.pl performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value8.0 s

21/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.415

23/100

15%

TTI (Time to Interactive)

Value14.3 s

9/100

10%

Network Requests Diagram

kosmonautyka.pl

560 ms

black.css

182 ms

show_ads.js

5 ms

kosmonautyka-pl-logo.png

368 ms

ca-pub-3350939153895968.js

81 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 44% of them (16 requests) were addressed to the original Kosmonautyka.pl, 17% (6 requests) were made to Googleads.g.doubleclick.net and 14% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (586 ms) belongs to the original domain Kosmonautyka.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 65.2 kB (23%)

Content Size

278.3 kB

After Optimization

213.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kosmonautyka.pl main page is 278.3 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. 40% of websites need less resources to load. Images take 213.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 11.0 kB

  • Original 14.9 kB
  • After minification 14.8 kB
  • After compression 3.9 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 11.0 kB or 74% of the original size.

Image Optimization

-20%

Potential reduce by 43.5 kB

  • Original 213.3 kB
  • After minification 169.8 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. Obviously, Kosmonautyka needs image optimization as it can save up to 43.5 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-20%

Potential reduce by 9.8 kB

  • Original 48.8 kB
  • After minification 48.7 kB
  • After compression 39.0 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 9.8 kB or 20% of the original size.

CSS Optimization

-72%

Potential reduce by 887 B

  • Original 1.2 kB
  • After minification 990 B
  • After compression 343 B

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. Kosmonautyka.pl needs all CSS files to be minified and compressed as it can save up to 887 B or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (21%)

Requests Now

34

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kosmonautyka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kosmonautyka.pl

kosmonautyka.pl

560 ms

black.css

black.css

182 ms

show_ads.js

show_ads.js

5 ms

kosmonautyka-pl-logo.png

kosmonautyka-pl-logo.png

368 ms

ca-pub-3350939153895968.js

ca-pub-3350939153895968.js

81 ms

zrt_lookup.html

zrt_lookup.html

83 ms

show_ads_impl.js

show_ads_impl.js

82 ms

kosmonautyka-90x90.jpg

kosmonautyka-90x90.jpg

586 ms

ga.js

ga.js

14 ms

gora.jpg

gora.jpg

133 ms

exomars-2016-w-drodze-na-marsa.jpg

exomars-2016-w-drodze-na-marsa.jpg

248 ms

testy-silnika-rakietowego-rs-25-rakiety-sls.jpg

testy-silnika-rakietowego-rs-25-rakiety-sls.jpg

363 ms

inzynierowie-rakietowi-rozwiazali-zagadke-samochodowych-poduszek-powietrznych-takata.jpg

inzynierowie-rakietowi-rozwiazali-zagadke-samochodowych-poduszek-powietrznych-takata.jpg

248 ms

sojuz-tma-18m-wrocil-na-ziemie.jpg

sojuz-tma-18m-wrocil-na-ziemie.jpg

363 ms

dane-z-chinskiej-misji-ksiezycowej-change-3.jpg

dane-z-chinskiej-misji-ksiezycowej-change-3.jpg

250 ms

vss-unity-drugi-spaceshiptwo.jpg

vss-unity-drugi-spaceshiptwo.jpg

278 ms

japonczycy-wyniesli-teleskop-kosmiczny-hitomi-astro-h.jpg

japonczycy-wyniesli-teleskop-kosmiczny-hitomi-astro-h.jpg

390 ms

rosyjska-rakieta-rokot-wyniesie-europejskiego-satelite-sentinel-3a.jpg

rosyjska-rakieta-rokot-wyniesie-europejskiego-satelite-sentinel-3a.jpg

390 ms

rosjanie-rezygnuja-z-uzywania-samemu-rakiet-rokot.jpg

rosjanie-rezygnuja-z-uzywania-samemu-rakiet-rokot.jpg

429 ms

kulista-stacja-kosmiczna-projektu-nasa-z-1959-roku.jpg

kulista-stacja-kosmiczna-projektu-nasa-z-1959-roku.jpg

431 ms

dol.jpg

dol.jpg

521 ms

__utm.gif

__utm.gif

66 ms

ads

ads

234 ms

osd.js

osd.js

16 ms

ads

ads

221 ms

ads

ads

188 ms

ads

ads

178 ms

m_js_controller.js

m_js_controller.js

34 ms

abg.js

abg.js

57 ms

favicon

favicon

65 ms

favicon

favicon

70 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

59 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

44 ms

s

s

37 ms

x_button_blue2.png

x_button_blue2.png

16 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

11 ms

Accessibility Review

kosmonautyka.pl accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

kosmonautyka.pl best practices score

58

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kosmonautyka.pl SEO score

67

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kosmonautyka.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Kosmonautyka.pl main page’s claimed encoding is iso-8859-2. 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

kosmonautyka.pl

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