Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 35

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

opt-radio.ru

Оптовый интернет магазин Opt-radio.ru. Опт и крупный опт, оптовая торговля

Page Load Speed

3.1 sec in total

First Response

624 ms

Resources Loaded

2.2 sec

Page Rendered

315 ms

opt-radio.ru screenshot

About Website

Click here to check amazing Opt Radio content for Russia. Otherwise, check out these important facts you probably never knew about opt-radio.ru

Опт и крупный опт портативной техники! Приглашаем оптовиков в интернет магазин Opt-radio.ru. У нас всегда в наличии большой ассортимент и самые низкие цены. Купить оптом

Visit opt-radio.ru

Key Findings

We analyzed Opt-radio.ru page load time and found that the first response time was 624 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

opt-radio.ru performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.302

39/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

opt-radio.ru

624 ms

style.css

137 ms

watch.js

10 ms

logo.jpg

265 ms

1.gif

266 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 93% of them (56 requests) were addressed to the original Opt-radio.ru, 3% (2 requests) were made to Counter.yadro.ru and 2% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Opt-radio.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.3 kB (37%)

Content Size

331.5 kB

After Optimization

209.1 kB

In fact, the total size of Opt-radio.ru main page is 331.5 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. 20% of websites need less resources to load. Images take 238.9 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 76.9 kB

  • Original 85.6 kB
  • After minification 84.9 kB
  • After compression 8.7 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 76.9 kB or 90% of the original size.

Image Optimization

-16%

Potential reduce by 39.1 kB

  • Original 238.9 kB
  • After minification 199.7 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, Opt Radio needs image optimization as it can save up to 39.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-91%

Potential reduce by 6.3 kB

  • Original 6.9 kB
  • After minification 6.2 kB
  • After compression 634 B

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. Opt-radio.ru needs all CSS files to be minified and compressed as it can save up to 6.3 kB or 91% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (35%)

Requests Now

57

After Optimization

37

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opt Radio. 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.

Accessibility Review

opt-radio.ru accessibility score

35

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

opt-radio.ru best practices score

67

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

SEO Factors

opt-radio.ru SEO score

69

Search Engine Optimization Advices

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 Opt-radio.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 Opt-radio.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 Opt Radio. 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: