Tools & Wizards About Us

Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

strefainzyniera.pl

Portal dla inżyniera - praca, wiedza, aktualności - Strefainzyniera.pl

Page Load Speed

4.2 sec in total

First Response

526 ms

Resources Loaded

2.9 sec

Page Rendered

690 ms

About Website

Welcome to strefainzyniera.pl homepage info - get ready to check Strefainzyniera best content for Poland right away, or after learning these important things about strefainzyniera.pl

Stefainzyniera.pl – portal dla inżynierów. Oferty pracy, branżowe publikacje i artykuły.

Visit strefainzyniera.pl

Key Findings

We analyzed Strefainzyniera.pl page load time and found that the first response time was 526 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster. This domain responded with an error, which can significantly jeopardize Strefainzyniera.pl rating and web reputation

Performance Metrics

strefainzyniera.pl performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.127

82/100

15%

TTI (Time to Interactive)

Value15.0 s

8/100

10%

Network Requests Diagram

strefainzyniera.pl

526 ms

load.sumome.com

400 ms

respond.min.js

235 ms

ado.js

430 ms

xgemius.js

545 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 60% of them (47 requests) were addressed to the original Strefainzyniera.pl, 8% (6 requests) were made to S7.addthis.com and 5% (4 requests) were made to Feed.mikle.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Strefainzyniera.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (41%)

Content Size

3.7 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Strefainzyniera.pl main page is 3.7 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. 60% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 199.0 kB

  • Original 253.7 kB
  • After minification 235.5 kB
  • After compression 54.7 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 199.0 kB or 78% of the original size.

Image Optimization

-11%

Potential reduce by 214.0 kB

  • Original 1.9 MB
  • After minification 1.7 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. Obviously, Strefainzyniera needs image optimization as it can save up to 214.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 879.5 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 448.5 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 879.5 kB or 66% of the original size.

CSS Optimization

-88%

Potential reduce by 234.8 kB

  • Original 266.7 kB
  • After minification 218.7 kB
  • After compression 31.9 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. Strefainzyniera.pl needs all CSS files to be minified and compressed as it can save up to 234.8 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (44%)

Requests Now

72

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Strefainzyniera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

strefainzyniera.pl accessibility score

91

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

button, link, and menuitem elements do not have accessible names.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

strefainzyniera.pl best practices score

83

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

Page has valid source maps

SEO Factors

strefainzyniera.pl 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 Strefainzyniera.pl 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 Strefainzyniera.pl 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

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