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alab.com.pl screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

alab.com.pl

Sprzęt laboratoryjny i wyposażenie laboratorium - ALAB

Page Load Speed

3 sec in total

First Response

339 ms

Resources Loaded

2.2 sec

Page Rendered

451 ms

alab.com.pl screenshot

About Website

Visit alab.com.pl now to see the best up-to-date ALAB Com content and also check out these interesting facts you probably never knew about alab.com.pl

Visit alab.com.pl

Key Findings

We analyzed Alab.com.pl page load time and found that the first response time was 339 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

alab.com.pl performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

48/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value390 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

alab.com.pl

339 ms

621 ms

bootstrap.min.css

247 ms

style.css

380 ms

animate.min.css

383 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 83% of them (33 requests) were addressed to the original Alab.com.pl, 8% (3 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (892 ms) belongs to the original domain Alab.com.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.0 kB (15%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alab.com.pl main page is 1.5 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. 55% of websites need less resources to load. Images take 661.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 34.1 kB

  • Original 44.2 kB
  • After minification 43.5 kB
  • After compression 10.1 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 34.1 kB or 77% of the original size.

Image Optimization

-7%

Potential reduce by 46.5 kB

  • Original 661.1 kB
  • After minification 614.7 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. ALAB Com images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.6 kB

  • Original 629.2 kB
  • After minification 629.2 kB
  • After compression 626.6 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

-79%

Potential reduce by 138.9 kB

  • Original 175.3 kB
  • After minification 175.3 kB
  • After compression 36.4 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. Alab.com.pl needs all CSS files to be minified and compressed as it can save up to 138.9 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (46%)

Requests Now

35

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ALAB Com. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

alab.com.pl

alab.com.pl

339 ms

621 ms

bootstrap.min.css

bootstrap.min.css

247 ms

style.css

style.css

380 ms

animate.min.css

animate.min.css

383 ms

solid.min.js

solid.min.js

892 ms

fa-brands.min.js

fa-brands.min.js

771 ms

fontawesome.min.js

fontawesome.min.js

389 ms

jquery.cookie.js

jquery.cookie.js

389 ms

funkcje.js

funkcje.js

563 ms

funkcjeAjax.js

funkcjeAjax.js

551 ms

js

js

65 ms

api.js

api.js

38 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

525 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

442 ms

multi-animated-counter.js

multi-animated-counter.js

621 ms

lightbox.min.js

lightbox.min.js

620 ms

site.js

site.js

620 ms

css2

css2

30 ms

ALAB.svg

ALAB.svg

173 ms

ALAB_SYSTEM.svg

ALAB_SYSTEM.svg

301 ms

cover-lg.jpg

cover-lg.jpg

432 ms

d-1.jpg

d-1.jpg

320 ms

d-37.jpg

d-37.jpg

670 ms

d-36.jpg

d-36.jpg

451 ms

cover-lab-lg.jpg

cover-lab-lg.jpg

662 ms

cover-firm-lg.jpg

cover-firm-lg.jpg

807 ms

d-1092.jpg

d-1092.jpg

452 ms

wirowki_laboratoryjne.jpg

wirowki_laboratoryjne.jpg

556 ms

d-213.jpg

d-213.jpg

575 ms

cover-stat-lg.jpg

cover-stat-lg.jpg

583 ms

ALAB_white.svg

ALAB_white.svg

680 ms

recaptcha__en.js

recaptcha__en.js

97 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

51 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

59 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1y4n.ttf

62 ms

prev.png

prev.png

341 ms

next.png

next.png

349 ms

loading.gif

loading.gif

428 ms

close.png

close.png

446 ms

Accessibility Review

alab.com.pl accessibility score

96

Accessibility Issues

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

alab.com.pl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

alab.com.pl SEO score

85

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

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 Alab.com.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 Alab.com.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

alab.com.pl

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