Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

Page Load Speed

2.1 sec in total

First Response

658 ms

Resources Loaded

1.3 sec

Page Rendered

186 ms

educationalrev.us.edu.pl screenshot

About Website

Visit educationalrev.us.edu.pl now to see the best up-to-date Educationalrev Us content for Poland and also check out these interesting facts you probably never knew about educationalrev.us.edu.pl

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Key Findings

We analyzed Educationalrev.us.edu.pl page load time and found that the first response time was 658 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

educationalrev.us.edu.pl performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value7.8 s

23/100

10%

TBT (Total Blocking Time)

Value560 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

educationalrev.us.edu.pl

658 ms

cse.js

108 ms

tembg.gif

123 ms

tlback3.gif

278 ms

l1.jpg

272 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 68% of them (25 requests) were addressed to the original Educationalrev.us.edu.pl, 24% (9 requests) were made to Google.com and 8% (3 requests) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (658 ms) belongs to the original domain Educationalrev.us.edu.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.0 kB (21%)

Content Size

122.6 kB

After Optimization

96.6 kB

In fact, the total size of Educationalrev.us.edu.pl main page is 122.6 kB. 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. Javascripts take 51.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.6 kB

  • Original 20.8 kB
  • After minification 20.7 kB
  • After compression 5.3 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 15.6 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 633 B

  • Original 38.9 kB
  • After minification 38.2 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. Educationalrev Us images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 144 B

  • Original 51.4 kB
  • After minification 51.4 kB
  • After compression 51.2 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

-83%

Potential reduce by 9.6 kB

  • Original 11.6 kB
  • After minification 9.2 kB
  • After compression 1.9 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. Educationalrev.us.edu.pl needs all CSS files to be minified and compressed as it can save up to 9.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

34

After Optimization

24

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Educationalrev Us. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

educationalrev.us.edu.pl accessibility score

89

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

educationalrev.us.edu.pl best practices score

92

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

SEO Factors

educationalrev.us.edu.pl SEO score

86

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Educationalrev.us.edu.pl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Educationalrev.us.edu.pl main page’s claimed encoding is iso-8859-2. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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