Tools & Wizards About Us

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

referat.co

Главная на РефератКо. Новинки. Рубрикатор | скачать - реферат - курсовая - диплом

Page Load Speed

2.1 sec in total

First Response

174 ms

Resources Loaded

1.7 sec

Page Rendered

228 ms

About Website

Click here to check amazing Referat content for Russia. Otherwise, check out these important facts you probably never knew about referat.co

РефератКо - электронная библиотека учебных, творческих и аналитических работ. У нас собрана большая коллекция статей, рефератов, дипломов, сочинений и других учебных работ различной тематики. Все рабо...

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Key Findings

We analyzed Referat.co page load time and found that the first response time was 174 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

referat.co performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

88/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.297

40/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

referat.co

174 ms

referat.co

470 ms

js

60 ms

tag.js

979 ms

logo.png

100 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 75% of them (6 requests) were addressed to the original Referat.co, 13% (1 request) were made to Googletagmanager.com and 13% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (979 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 48.4 kB (30%)

Content Size

160.7 kB

After Optimization

112.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Referat.co main page is 160.7 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. Only 5% of websites need less resources to load. Javascripts take 84.6 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 48.0 kB

  • Original 67.2 kB
  • After minification 67.1 kB
  • After compression 19.2 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 48.0 kB or 71% of the original size.

Image Optimization

-9%

Potential reduce by 363 B

  • Original 4.2 kB
  • After minification 3.8 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. Referat images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 84.6 kB
  • After minification 84.6 kB
  • After compression 84.6 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

-0%

Potential reduce by 17 B

  • Original 4.7 kB
  • After minification 4.7 kB
  • After compression 4.7 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. Referat.co has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Referat. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

referat.co accessibility score

88

Accessibility Issues

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

Best Practices

referat.co 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

referat.co 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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Referat.co can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Referat.co 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

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