Tools & Wizards About Us
olsza.info screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 59% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

olsza.info

@ Programowanie, Strony WWW - PHU Olsza -Informatyka

Page Load Speed

2.9 sec in total

First Response

447 ms

Resources Loaded

2.2 sec

Page Rendered

241 ms

olsza.info screenshot

About Website

Visit olsza.info now to see the best up-to-date Olsza content and also check out these interesting facts you probably never knew about olsza.info

x(#'_') - nie bój się,my nie strzelamy i nie zabijamy, zobacz co potrafimy zrobić dla Ciebie <,︻╦╤─ ҉ - - - to strzały w Twoją profesjonalną informatykę.

Visit olsza.info

Key Findings

We analyzed Olsza.info page load time and found that the first response time was 447 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

olsza.info performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

65/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

Network Requests Diagram

olsza.info

447 ms

olsza.info

495 ms

www.olsza.info

605 ms

GA-www.olsza.info.js

109 ms

show_afmc_ads.js

80 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 47% of them (8 requests) were addressed to the original Olsza.info, 12% (2 requests) were made to Ssl.google-analytics.com and 6% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (653 ms) relates to the external source Domeny.tv.

Page Optimization Overview & Recommendations

Page size can be reduced by 22.8 kB (36%)

Content Size

63.8 kB

After Optimization

41.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Olsza.info main page is 63.8 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 29.2 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 21.8 kB

  • Original 29.2 kB
  • After minification 21.7 kB
  • After compression 7.4 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 7.4 kB, which is 25% 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 21.8 kB or 75% of the original size.

Image Optimization

-5%

Potential reduce by 480 B

  • Original 9.2 kB
  • After minification 8.7 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. Olsza images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 593 B

  • Original 25.5 kB
  • After minification 25.1 kB
  • After compression 24.9 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.

Requests Breakdown

Number of requests can be reduced by 4 (33%)

Requests Now

12

After Optimization

8

  • Images
  • JavaScript

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Olsza. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

olsza.info

olsza.info

447 ms

olsza.info

olsza.info

495 ms

www.olsza.info

www.olsza.info

605 ms

GA-www.olsza.info.js

GA-www.olsza.info.js

109 ms

show_afmc_ads.js

show_afmc_ads.js

80 ms

brand

brand

42 ms

pb-dtv-w.png

pb-dtv-w.png

653 ms

helion6.gif

helion6.gif

603 ms

REKLAMA.js

REKLAMA.js

207 ms

tlo-gora.png

tlo-gora.png

314 ms

tlo-dol.png

tlo-dol.png

329 ms

logo.png

logo.png

328 ms

valid-xhtml10-blue

valid-xhtml10-blue

79 ms

vcss-blue

vcss-blue

97 ms

brandjs.js

brandjs.js

25 ms

ga.js

ga.js

20 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

olsza.info accessibility score

85

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

Form elements do not have associated labels

Best Practices

olsza.info 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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

olsza.info SEO score

100

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

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

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

olsza.info

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