Tools & Wizards About Us
polon.nauka.gov.pl screenshot

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

polon.nauka.gov.pl

POLon - zintegrowany system informacji o nauce polskiej i szkolnictwie wyższym

Page Load Speed

3.7 sec in total

First Response

525 ms

Resources Loaded

2.7 sec

Page Rendered

434 ms

polon.nauka.gov.pl screenshot

About Website

Visit polon.nauka.gov.pl now to see the best up-to-date POLon Nauka content for Poland and also check out these interesting facts you probably never knew about polon.nauka.gov.pl

POLon to najbardziej obszerne repozytorium danych o polskiej nauce i szkolnictwie wyższym. Wyodrębniono w nim blisko 40 modułów. Jest największym z punktu widzenia zakresu zbieranych danych działający...

Visit polon.nauka.gov.pl

Key Findings

We analyzed Polon.nauka.gov.pl page load time and found that the first response time was 525 ms and then it took 3.2 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

polon.nauka.gov.pl performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value5,580 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.986

2/100

15%

TTI (Time to Interactive)

Value15.5 s

7/100

10%

Network Requests Diagram

polon.nauka.gov.pl

525 ms

jquery-1.8.2.min.js

242 ms

jquery.bxslider.min.js

231 ms

script.js

228 ms

flowplayer-3.2.12.min.js

233 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 86% of them (55 requests) were addressed to the original Polon.nauka.gov.pl, 6% (4 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Polon.nauka.gov.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 710.3 kB (29%)

Content Size

2.5 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Polon.nauka.gov.pl main page is 2.5 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. 40% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 31.6 kB

  • Original 39.7 kB
  • After minification 39.3 kB
  • After compression 8.1 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 31.6 kB or 80% of the original size.

Image Optimization

-14%

Potential reduce by 254.1 kB

  • Original 1.8 MB
  • After minification 1.6 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, POLon Nauka needs image optimization as it can save up to 254.1 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 287.1 kB

  • Original 453.4 kB
  • After minification 447.2 kB
  • After compression 166.3 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 287.1 kB or 63% of the original size.

CSS Optimization

-83%

Potential reduce by 137.5 kB

  • Original 166.2 kB
  • After minification 163.9 kB
  • After compression 28.7 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. Polon.nauka.gov.pl needs all CSS files to be minified and compressed as it can save up to 137.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (23%)

Requests Now

57

After Optimization

44

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of POLon Nauka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

polon.nauka.gov.pl

polon.nauka.gov.pl

525 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

242 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

231 ms

script.js

script.js

228 ms

flowplayer-3.2.12.min.js

flowplayer-3.2.12.min.js

233 ms

flowplayer-external.config.js

flowplayer-external.config.js

230 ms

css.jsp

css.jsp

365 ms

main.jsp

main.jsp

344 ms

barebone.jsp

barebone.jsp

583 ms

main.css

main.css

348 ms

main.js

main.js

344 ms

webfont.js

webfont.js

22 ms

css

css

25 ms

u-WUoqrET9fUeobQW7jkRSZ2oysoEQEeKwjgmXLRnTc.ttf

u-WUoqrET9fUeobQW7jkRSZ2oysoEQEeKwjgmXLRnTc.ttf

33 ms

DXI1ORHCpsQm3Vp6mXoaTY3LH2FgLjViKkqswU-xtII.ttf

DXI1ORHCpsQm3Vp6mXoaTY3LH2FgLjViKkqswU-xtII.ttf

47 ms

MTP_ySUJH_bn48VBG8sNSo3LH2FgLjViKkqswU-xtII.ttf

MTP_ySUJH_bn48VBG8sNSo3LH2FgLjViKkqswU-xtII.ttf

62 ms

k3k702ZOKiLJc3WVjuplzI3LH2FgLjViKkqswU-xtII.ttf

k3k702ZOKiLJc3WVjuplzI3LH2FgLjViKkqswU-xtII.ttf

64 ms

logo-final_03.png

logo-final_03.png

134 ms

key_96.png

key_96.png

260 ms

book_96.png

book_96.png

240 ms

help_96.png

help_96.png

341 ms

tag_96.png

tag_96.png

339 ms

uczelnie_niepubliczne.jpg

uczelnie_niepubliczne.jpg

343 ms

instytucje_szkolnictwo_wyzsze.jpg

instytucje_szkolnictwo_wyzsze.jpg

585 ms

rejestr_jednostek_naukowych.jpg

rejestr_jednostek_naukowych.jpg

481 ms

instytucje_koscielne.jpg

instytucje_koscielne.jpg

487 ms

image_gallery

image_gallery

571 ms

biblioteki.jpg

biblioteki.jpg

570 ms

nauczyciele_pracownicy.jpg

nauczyciele_pracownicy.jpg

685 ms

image_gallery

image_gallery

605 ms

osoby_stopnie_tytuly.jpg

osoby_stopnie_tytuly.jpg

714 ms

image_gallery

image_gallery

689 ms

nieruchomosci.jpg

nieruchomosci.jpg

911 ms

infrastruktura.jpg

infrastruktura.jpg

925 ms

inwestycje.jpg

inwestycje.jpg

851 ms

laboratoria.jpg

laboratoria.jpg

914 ms

projekty_naukowe.jpg

projekty_naukowe.jpg

804 ms

image_gallery

image_gallery

831 ms

image_gallery

image_gallery

693 ms

image_gallery

image_gallery

724 ms

image_gallery

image_gallery

922 ms

image_gallery

image_gallery

948 ms

image_gallery

image_gallery

973 ms

studia_kierunki.jpg

studia_kierunki.jpg

1137 ms

uprawnienia_stopnie_naukowe.jpg

uprawnienia_stopnie_naukowe.jpg

1029 ms

lista_ostrzezen.jpg

lista_ostrzezen.jpg

1259 ms

ocena_jednostek.jpg

ocena_jednostek.jpg

1154 ms

pbn.jpg

pbn.jpg

1177 ms

image_gallery

image_gallery

1212 ms

image_gallery

image_gallery

1148 ms

image_gallery

image_gallery

1254 ms

pokl_logo_1.jpg

pokl_logo_1.jpg

1263 ms

analytics.js

analytics.js

42 ms

1323 ms

collect

collect

13 ms

collect

collect

76 ms

mnisw_logo_1.jpg

mnisw_logo_1.jpg

1166 ms

opi_logo_polon.jpg

opi_logo_polon.jpg

1101 ms

icm_logo_1.jpg

icm_logo_1.jpg

1139 ms

ic_logo_1.jpg

ic_logo_1.jpg

1061 ms

ue_logo_1.jpg

ue_logo_1.jpg

1059 ms

bx_loader.gif

bx_loader.gif

1072 ms

controls.png

controls.png

981 ms

150 ms

Accessibility Review

polon.nauka.gov.pl accessibility score

100

Accessibility Issues

Best Practices

polon.nauka.gov.pl best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

polon.nauka.gov.pl SEO score

79

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

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

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 Polon.nauka.gov.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 Polon.nauka.gov.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

polon.nauka.gov.pl

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