Access instrument.ru. Мир Инструмента

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.444

21/100

15%

TTI (Time to Interactive)

Value18.1 s

3/100

10%

instrument.ru

775 ms

default.css

187 ms

waslidemenu.css

194 ms

fontface.css

195 ms

jquery-1.11.1.min.js

290 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 99% of them (88 requests) were addressed to the original Instrument.ru, 1% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Instrument.ru.

Content Size

2.6 MB

After Optimization

2.3 MB

In fact, the total size of Instrument.ru main page is 2.6 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. 55% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 76.6 kB

Original 86.2 kB
After minification 57.0 kB
After compression 9.6 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 29.2 kB, which is 34% 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 76.6 kB or 89% of the original size.

Image Optimization

-6%

Potential reduce by 146.8 kB

Original 2.4 MB
After minification 2.3 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. Instrument images are well optimized though.

CSS Optimization

-82%

Potential reduce by 90.5 kB

Original 110.7 kB
After minification 82.4 kB
After compression 20.2 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. Instrument.ru needs all CSS files to be minified and compressed as it can save up to 90.5 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Instrument. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

High

ARIA toggle fields do not have accessible names

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

Image elements do not have [alt] attributes

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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Instrument.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 Instrument.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

instrument.ru

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

Мир Инструмента

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

instrument.ru

default.css

waslidemenu.css

fontface.css

jquery-1.11.1.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

instrument.ru

default.css

waslidemenu.css

fontface.css

jquery-1.11.1.min.js

jquery-migrate-1.2.1.min.js

default.js

jquery.waslidemenu.min.js

default.shop.css

jquery.bxslider.css

lazy.load.js

jquery.bxslider.min.js

jquery.cookie.js

default.shop.js

jquery.retina.min.js

BackTop.js

BackTop.css

jquery.autocomplete.min.js

watch.js

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strel.png

icons.png

logo.png

search20.png

catalog-1.png

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11.png

12.png

902.1100.png

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