Tools & Wizards About Us
igf.edu.pl screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

igf.edu.pl

IGF PAN - Strona główna

Page Load Speed

5.3 sec in total

First Response

421 ms

Resources Loaded

4.6 sec

Page Rendered

297 ms

igf.edu.pl screenshot

About Website

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

Instytut Geofizyki PAN (IGF PAN) jest placówką naukową reprezentującą główny nurt polskich badań podstawowych w zakresie fizyki Ziemi.

Visit igf.edu.pl

Key Findings

We analyzed Igf.edu.pl page load time and found that the first response time was 421 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

igf.edu.pl performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.186

65/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

igf.edu.pl

421 ms

www.igf.edu.pl

2043 ms

style.css

136 ms

validationEngine.jquery.css

275 ms

text.css

368 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 83% of them (60 requests) were addressed to the original Igf.edu.pl, 6% (4 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Igf.edu.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 201.6 kB (13%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Igf.edu.pl main page is 1.6 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 68.4 kB

  • Original 84.2 kB
  • After minification 78.3 kB
  • After compression 15.8 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 68.4 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 113.6 kB

  • Original 1.4 MB
  • After minification 1.3 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. IGF images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 17.6 kB

  • Original 107.4 kB
  • After minification 107.4 kB
  • After compression 89.8 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 17.6 kB or 16% of the original size.

CSS Optimization

-13%

Potential reduce by 2.1 kB

  • Original 16.3 kB
  • After minification 15.9 kB
  • After compression 14.2 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. Igf.edu.pl needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (32%)

Requests Now

66

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IGF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

igf.edu.pl

igf.edu.pl

421 ms

www.igf.edu.pl

www.igf.edu.pl

2043 ms

style.css

style.css

136 ms

validationEngine.jquery.css

validationEngine.jquery.css

275 ms

text.css

text.css

368 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

364 ms

facebook.css

facebook.css

369 ms

owl.carousel.min.css

owl.carousel.min.css

403 ms

css

css

37 ms

css

css

55 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

617 ms

cookie.min.js

cookie.min.js

490 ms

owl.carousel.js

owl.carousel.js

613 ms

what-input.min.js

what-input.min.js

518 ms

js

js

73 ms

jquery.cookie.js

jquery.cookie.js

524 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

527 ms

jquery.validationEngine.js

jquery.validationEngine.js

678 ms

jquery.validationEngine-0.js

jquery.validationEngine-0.js

677 ms

jquery.placeholder.min.js

jquery.placeholder.min.js

678 ms

public.js

public.js

679 ms

logo.png

logo.png

142 ms

pan-logo.png

pan-logo.png

140 ms

header-contrast-icon.png

header-contrast-icon.png

140 ms

images.png

images.png

141 ms

bip.png

bip.png

145 ms

banner.jpg

banner.jpg

1109 ms

b_pause.jpg

b_pause.jpg

257 ms

b_play.jpg

b_play.jpg

257 ms

e5bf7e36.png

e5bf7e36.png

843 ms

7561c669.png

7561c669.png

608 ms

4c52c32a.png

4c52c32a.png

632 ms

4c6e4338.jpg

4c6e4338.jpg

728 ms

802d1b26.png

802d1b26.png

493 ms

7918adbf.jpg

7918adbf.jpg

738 ms

r_facebook.png

r_facebook.png

730 ms

9b159078.jpg

9b159078.jpg

762 ms

b8a69b82.jpg

b8a69b82.jpg

851 ms

a5cf8699.jpg

a5cf8699.jpg

854 ms

d96fca38.jpg

d96fca38.jpg

862 ms

d8f67b86.jpg

d8f67b86.jpg

891 ms

c0e921db.jpg

c0e921db.jpg

966 ms

dbc278c6.png

dbc278c6.png

1206 ms

c55dba1a.jpg

c55dba1a.jpg

976 ms

5af8910f.jpg

5af8910f.jpg

985 ms

3ad66522.jpg

3ad66522.jpg

1021 ms

546a521b.jpg

546a521b.jpg

1090 ms

7ef92093.jpg

7ef92093.jpg

1219 ms

6111bb46.png

6111bb46.png

1108 ms

62dbc3dc.png

62dbc3dc.png

1146 ms

d8de4181.jpg

d8de4181.jpg

1213 ms

3281d9c2.png

3281d9c2.png

1232 ms

all.js

all.js

107 ms

77e6c529.png

77e6c529.png

1195 ms

2558d367.jpg

2558d367.jpg

1236 ms

cb21c333.png

cb21c333.png

1291 ms

20360765.png

20360765.png

1296 ms

js

js

159 ms

analytics.js

analytics.js

120 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBA5Xo.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBA5Xo.woff

120 ms

KFOmCnqEu92Fr1Mu7GxM.woff

KFOmCnqEu92Fr1Mu7GxM.woff

121 ms

KFOlCnqEu92Fr1MmSU5fChc-.woff

KFOlCnqEu92Fr1MmSU5fChc-.woff

152 ms

KFOlCnqEu92Fr1MmWUlfChc-.woff

KFOlCnqEu92Fr1MmWUlfChc-.woff

153 ms

a6711cd2.jpg

a6711cd2.jpg

1290 ms

449bed3f.png

449bed3f.png

1214 ms

8f0999e3.jpg

8f0999e3.jpg

1220 ms

ab498cc0.jpg

ab498cc0.jpg

1260 ms

51fd87e9.png

51fd87e9.png

1311 ms

all.js

all.js

7 ms

6b5181ce.jpg

6b5181ce.jpg

1314 ms

collect

collect

54 ms

acceptCookieWhite.png

acceptCookieWhite.png

1206 ms

Accessibility Review

igf.edu.pl accessibility score

92

Accessibility Issues

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.

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

igf.edu.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

Page has valid source maps

SEO Factors

igf.edu.pl SEO score

88

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

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 Igf.edu.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 Igf.edu.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

igf.edu.pl

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