Access jazz-way.com. Светодиодная продукция | Лучшие цены от производителя JazzWay!

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value750 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

jazz-way.com

367 ms

jazz-way.com

944 ms

page_90ea6b8eacb1f44c253c93e8d9d98b19_v1.css

112 ms

template_9a6a23477392b2ef2bb416e460420283_v1.css

224 ms

core.min.js

544 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 76% of them (58 requests) were addressed to the original Jazz-way.com, 8% (6 requests) were made to Api-maps.yandex.ru and 5% (4 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Jazz-way.com.

Content Size

5.3 MB

After Optimization

4.5 MB

In fact, the total size of Jazz-way.com main page is 5.3 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. 60% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 150.8 kB

Original 184.3 kB
After minification 170.8 kB
After compression 33.4 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 150.8 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 505.9 kB

Original 4.7 MB
After minification 4.2 MB

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, Jazz Way needs image optimization as it can save up to 505.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 41.7 kB

Original 311.9 kB
After minification 311.9 kB
After compression 270.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 41.7 kB or 13% of the original size.

CSS Optimization

-30%

Potential reduce by 28.6 kB

Original 96.3 kB
After minification 96.3 kB
After compression 67.7 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. Jazz-way.com needs all CSS files to be minified and compressed as it can save up to 28.6 kB or 30% of the original size.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazz Way. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

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 Jazz-way.com 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 Jazz-way.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

jazz-way.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Светодиодная продукция | Лучшие цены от производителя JazzWay! - Россия, Москва, СПб

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

jazz-way.com

jazz-way.com

page_90ea6b8eacb1f44c253c93e8d9d98b19_v1.css

template_9a6a23477392b2ef2bb416e460420283_v1.css

core.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

jazz-way.com

jazz-way.com

page_90ea6b8eacb1f44c253c93e8d9d98b19_v1.css

template_9a6a23477392b2ef2bb416e460420283_v1.css

core.min.js

protobuf.min.js

model.min.js

rest.client.min.js

pull.client.min.js

template_e96cbe2a13a7424648fbb967f30b643b_v1.js

styles.css

dop_styles_new19.css

lightslider.css

jquery.formstyler.css

highslide.css

jquery.modal.min.css

css2

ba.js

tag.js

3_0_FFFFFFFF_FFFFFFFF_0_pageviews

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