Access fbc.pionier.net.pl. FBC - On-line collections of Polish cultural and scientific institutions. We have more than

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.2 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value5,810 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

fbc.pionier.net.pl

963 ms

ga.js

13 ms

dictionary_en.js

322 ms

jquery.min.js

48 ms

jquery-ui-1.10.3.custom.css

437 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 93% of them (138 requests) were addressed to the original Fbc.pionier.net.pl, 1% (2 requests) were made to Google-analytics.com and 1% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Fbc.pionier.net.pl.

Content Size

4.1 MB

After Optimization

3.0 MB

In fact, the total size of Fbc.pionier.net.pl main page is 4.1 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. 50% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 93.9 kB

Original 109.6 kB
After minification 101.7 kB
After compression 15.7 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 93.9 kB or 86% of the original size.

Image Optimization

-6%

Potential reduce by 177.2 kB

Original 2.9 MB
After minification 2.8 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. FBC Pionier images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 410.6 kB

Original 549.2 kB
After minification 363.4 kB
After compression 138.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 410.6 kB or 75% of the original size.

CSS Optimization

-89%

Potential reduce by 457.3 kB

Original 516.2 kB
After minification 435.9 kB
After compression 58.8 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. Fbc.pionier.net.pl needs all CSS files to be minified and compressed as it can save up to 457.3 kB or 89% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of FBC Pionier. 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 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document doesn't use legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

PL
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fbc.pionier.net.pl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Polish language. Our system also found out that Fbc.pionier.net.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

fbc.pionier.net.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

FBC - On-line collections of Polish cultural and scientific institutions. We have more than

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

fbc.pionier.net.pl

ga.js

dictionary_en.js

jquery.min.js

jquery-ui-1.10.3.custom.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

fbc.pionier.net.pl

ga.js

dictionary_en.js

jquery.min.js

jquery-ui-1.10.3.custom.css

jquery-ui.min.js

bundle-bundle_cookiebar_head.css

font-awesome.min.css

bundle-bundle_common_head.css

__utm.gif

collect

bundle-bundle_cookiebar_defer.js

bundle-bundle_common_defer.js

main-layout.js

jquery.livequery.js

bundle-bundle_globalize_defer.js

bundle-bundle_solrHelpers_defer.js

bundle-bundle_ajaxsolr_defer.js

main-page.js

showMeAjax.js

logo.svg

lupa.svg

arrow_gray.svg

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