Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

kerafol.ru

Термоинтерфейсы KERAFOL - KERATHERM — материалы управляющие тепловыми процессами

Page Load Speed

4.7 sec in total

First Response

812 ms

Resources Loaded

3.4 sec

Page Rendered

444 ms

About Website

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

Немецкая компания Kerafol является одним из ведущих специалистов по вопросам теплопроводных материалов (термоинтерфейсов) и технической керамики. Благодаря многолетнему опыту работы, передовым техноло...

Visit kerafol.ru

Key Findings

We analyzed Kerafol.ru page load time and found that the first response time was 812 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kerafol.ru performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.3 s

1/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value680 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.793

5/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

kerafol.ru

812 ms

jquery-1.11.1.min.js

503 ms

tabs.js

254 ms

lightbox.css

254 ms

template.css

792 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 80% of them (60 requests) were addressed to the original Kerafol.ru, 4% (3 requests) were made to Top-fwz1.mail.ru and 4% (3 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Kerafol.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 711.2 kB (35%)

Content Size

2.0 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kerafol.ru main page is 2.0 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 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 29.0 kB

  • Original 38.0 kB
  • After minification 34.0 kB
  • After compression 9.0 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 4.0 kB, which is 11% 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 29.0 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 35.9 kB

  • Original 1.0 MB
  • After minification 994.4 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. KERAFOL images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 476.1 kB

  • Original 744.0 kB
  • After minification 716.0 kB
  • After compression 267.8 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 476.1 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 170.2 kB

  • Original 199.5 kB
  • After minification 167.3 kB
  • After compression 29.2 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. Kerafol.ru needs all CSS files to be minified and compressed as it can save up to 170.2 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (48%)

Requests Now

69

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KERAFOL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kerafol.ru accessibility score

81

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

kerafol.ru best practices score

67

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

SEO Factors

kerafol.ru SEO score

91

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kerafol.ru 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 Kerafol.ru 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 KERAFOL. 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: