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kvrollers.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

kvrollers.com

KV Rollers produces industrial rubber rollers and printing rollers combining performance...

Page Load Speed

2.1 sec in total

First Response

327 ms

Resources Loaded

1.6 sec

Page Rendered

165 ms

kvrollers.com screenshot

About Website

Visit kvrollers.com now to see the best up-to-date KV Rollers content and also check out these interesting facts you probably never knew about kvrollers.com

Manufacturer of industrial rubber rollers, printing rollers and rubber mouldings for printing, steel, processing and packaging industries. Services include regrinding, recovering, grooving and balanci...

Visit kvrollers.com

Key Findings

We analyzed Kvrollers.com page load time and found that the first response time was 327 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

kvrollers.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.399

25/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

kvrollers.com

327 ms

www.kvrollers.com

410 ms

jquery-3.3.1.js

207 ms

bootstrap.css

343 ms

font-awesome.css

286 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Kvrollers.com, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Static.elfsight.com. The less responsive or slowest element that took the longest time to load (569 ms) belongs to the original domain Kvrollers.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 221.0 kB (41%)

Content Size

541.4 kB

After Optimization

320.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kvrollers.com main page is 541.4 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. 35% of websites need less resources to load. Javascripts take 407.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 22.0 kB

  • Original 29.3 kB
  • After minification 25.9 kB
  • After compression 7.3 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 3.5 kB, which is 12% 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 22.0 kB or 75% of the original size.

Image Optimization

-43%

Potential reduce by 13.3 kB

  • Original 30.7 kB
  • After minification 17.4 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. Obviously, KV Rollers needs image optimization as it can save up to 13.3 kB or 43% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-39%

Potential reduce by 159.8 kB

  • Original 407.4 kB
  • After minification 407.4 kB
  • After compression 247.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 159.8 kB or 39% of the original size.

CSS Optimization

-35%

Potential reduce by 25.9 kB

  • Original 74.1 kB
  • After minification 74.1 kB
  • After compression 48.2 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. Kvrollers.com needs all CSS files to be minified and compressed as it can save up to 25.9 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (54%)

Requests Now

35

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KV Rollers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kvrollers.com

kvrollers.com

327 ms

www.kvrollers.com

www.kvrollers.com

410 ms

jquery-3.3.1.js

jquery-3.3.1.js

207 ms

bootstrap.css

bootstrap.css

343 ms

font-awesome.css

font-awesome.css

286 ms

popper.min.js

popper.min.js

309 ms

bootstrap.js

bootstrap.js

306 ms

jquery-ui-1.12.1.js

jquery-ui-1.12.1.js

569 ms

jquery-ui.css

jquery-ui.css

297 ms

lightbox.js

lightbox.js

358 ms

lightbox.css

lightbox.css

366 ms

slick.min.js

slick.min.js

376 ms

slick.css

slick.css

379 ms

slick-theme.css

slick-theme.css

414 ms

twitterFetcher.js

twitterFetcher.js

427 ms

main.js

main.js

436 ms

cms.css

cms.css

447 ms

js

js

46 ms

common.css

common.css

449 ms

WebResource.axd

WebResource.axd

486 ms

jquery.cookie.js

jquery.cookie.js

497 ms

platform.js

platform.js

37 ms

logo.png

logo.png

77 ms

printing-rubber-rollers.jpg

printing-rubber-rollers.jpg

113 ms

innovative-polymer-development.jpg

innovative-polymer-development.jpg

76 ms

off-shore-tensioner-pads02.jpg

off-shore-tensioner-pads02.jpg

76 ms

industrial-rollers.jpg

industrial-rollers.jpg

98 ms

iso-logo.png

iso-logo.png

111 ms

ai.0.js

ai.0.js

30 ms

rubber-rollers.jpg

rubber-rollers.jpg

201 ms

industrial-rollers-engineering.jpg

industrial-rollers-engineering.jpg

203 ms

diamond-pattern-roller.jpg

diamond-pattern-roller.jpg

156 ms

swiss-webfont.woff

swiss-webfont.woff

140 ms

prev.png

prev.png

118 ms

next.png

next.png

119 ms

loading.gif

loading.gif

170 ms

close.png

close.png

178 ms

ajax-loader.gif

ajax-loader.gif

186 ms

Accessibility Review

kvrollers.com accessibility score

77

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

ARIA toggle fields do not have accessible names

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kvrollers.com 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

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kvrollers.com SEO score

73

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

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

kvrollers.com

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