Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

kupi-teleskop.ru

Телескопы купить в интернет-магазине Альтаир.ру. Доставка: Москва, Россия.

Page Load Speed

6.1 sec in total

First Response

2.3 sec

Resources Loaded

3.6 sec

Page Rendered

285 ms

kupi-teleskop.ru screenshot

About Website

Visit kupi-teleskop.ru now to see the best up-to-date Kupi Teleskop content and also check out these interesting facts you probably never knew about kupi-teleskop.ru

В Альтаир.ру телескопы - купить в розничном магазине (м.Багратионовская) или заказать в интернет-магазине с доставкой (по Москве и России)

Visit kupi-teleskop.ru

Key Findings

We analyzed Kupi-teleskop.ru page load time and found that the first response time was 2.3 sec 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

kupi-teleskop.ru performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value3,830 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.088

92/100

15%

TTI (Time to Interactive)

Value15.1 s

7/100

10%

Network Requests Diagram

kupi-teleskop.ru

2253 ms

stylesheet.css

255 ms

jquery.js

535 ms

watch.js

2 ms

logo.png

664 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 89% of them (25 requests) were addressed to the original Kupi-teleskop.ru, 7% (2 requests) were made to Counter.yadro.ru and 4% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Kupi-teleskop.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 133.0 kB (42%)

Content Size

319.4 kB

After Optimization

186.5 kB

In fact, the total size of Kupi-teleskop.ru main page is 319.4 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. 15% of websites need less resources to load. Images take 163.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 29.7 kB

  • Original 37.7 kB
  • After minification 34.0 kB
  • After compression 8.0 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. 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 29.7 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 7.9 kB

  • Original 163.5 kB
  • After minification 155.6 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. Kupi Teleskop images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 37.7 kB

  • Original 57.3 kB
  • After minification 57.3 kB
  • After compression 19.6 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 37.7 kB or 66% of the original size.

CSS Optimization

-95%

Potential reduce by 57.7 kB

  • Original 61.0 kB
  • After minification 29.0 kB
  • After compression 3.3 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. Kupi-teleskop.ru needs all CSS files to be minified and compressed as it can save up to 57.7 kB or 95% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (44%)

Requests Now

25

After Optimization

14

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kupi Teleskop. 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

kupi-teleskop.ru accessibility score

56

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

Image elements do not have [alt] attributes

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

kupi-teleskop.ru best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kupi-teleskop.ru SEO score

81

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kupi-teleskop.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 Kupi-teleskop.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 Kupi Teleskop. 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: