Tools & Wizards About Us

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

card4u.ru

Продажа пластиковых карт, печать на пластике | Компания CARD4U

Page Load Speed

3.7 sec in total

First Response

516 ms

Resources Loaded

3.1 sec

Page Rendered

120 ms

About Website

Click here to check amazing CARD4U content for Russia. Otherwise, check out these important facts you probably never knew about card4u.ru

Купить пластиковые карты для вашего бизнеса Вы можете в нашей компании CARD4U. Продажа пластиковых карт – одно из приоритетных направлений нашей деятельности.

Visit card4u.ru

Key Findings

We analyzed Card4u.ru page load time and found that the first response time was 516 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 60% of websites can load faster.

Performance Metrics

card4u.ru performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

72/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.8 s

90/100

10%

Network Requests Diagram

card4u.ru

516 ms

card4u.ru

499 ms

content.php

479 ms

content.php

529 ms

styles.css

123 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 91% of them (20 requests) were addressed to the original Card4u.ru, 5% (1 request) were made to Counter.rambler.ru and 5% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (657 ms) relates to the external source Counter.rambler.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.3 kB (16%)

Content Size

95.7 kB

After Optimization

80.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Card4u.ru main page is 95.7 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 10% of websites need less resources to load. Javascripts take 39.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 14.7 kB

  • Original 19.0 kB
  • After minification 15.2 kB
  • After compression 4.3 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. This page needs HTML code to be minified as it can gain 3.9 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.7 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 35.3 kB
  • After minification 35.3 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. CARD4U images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 291 B

  • Original 39.1 kB
  • After minification 39.1 kB
  • After compression 38.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 286 B

  • Original 2.3 kB
  • After minification 2.3 kB
  • After compression 2.0 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. Card4u.ru needs all CSS files to be minified and compressed as it can save up to 286 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (53%)

Requests Now

17

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CARD4U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

card4u.ru accessibility score

51

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

card4u.ru best practices score

58

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

card4u.ru SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Card4u.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Card4u.ru main page’s claimed encoding is windows-1251. 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 CARD4U. 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: