Tools & Wizards About Us
telescope.su screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

telescope.su

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

Page Load Speed

5.5 sec in total

First Response

538 ms

Resources Loaded

4.3 sec

Page Rendered

715 ms

telescope.su screenshot

About Website

Click here to check amazing Telescope content for Russia. Otherwise, check out these important facts you probably never knew about telescope.su

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

Visit telescope.su

Key Findings

We analyzed Telescope.su page load time and found that the first response time was 538 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

telescope.su performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value1,640 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

telescope.su

538 ms

1070 ms

fontawesome.min.css

132 ms

vendor.css

257 ms

euroshop.site.min.css

460 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Telescope.su, 90% (70 requests) were made to Altair.ru and 5% (4 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Altair.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 391.1 kB (41%)

Content Size

961.4 kB

After Optimization

570.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Telescope.su main page is 961.4 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. 45% of websites need less resources to load. HTML takes 405.5 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 368.1 kB

  • Original 405.5 kB
  • After minification 404.6 kB
  • After compression 37.4 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 368.1 kB or 91% of the original size.

Image Optimization

-10%

Potential reduce by 21.1 kB

  • Original 202.4 kB
  • After minification 181.3 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. Telescope images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.7 kB

  • Original 285.6 kB
  • After minification 285.6 kB
  • After compression 284.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 228 B

  • Original 67.9 kB
  • After minification 67.9 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. Telescope.su has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (40%)

Requests Now

72

After Optimization

43

  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telescope. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

telescope.su

telescope.su

538 ms

1070 ms

fontawesome.min.css

fontawesome.min.css

132 ms

vendor.css

vendor.css

257 ms

euroshop.site.min.css

euroshop.site.min.css

460 ms

vendor.min.js

vendor.min.js

728 ms

critical.min.js

critical.min.js

379 ms

euroshop.shop.min.css

euroshop.shop.min.css

507 ms

shopSkCallback.js

shopSkCallback.js

365 ms

css-family-exo-2-300-400-400i-500-600-700-amp-subset-cyrillic.css

css-family-exo-2-300-400-400i-500-600-700-amp-subset-cyrillic.css

372 ms

frontend_nav.css

frontend_nav.css

489 ms

grouped_brands.css

grouped_brands.css

493 ms

fontface.css

fontface.css

495 ms

flexdiscountFrontend.min.js

flexdiscountFrontend.min.js

612 ms

euroshop.js

euroshop.js

887 ms

euroshop.shop.js

euroshop.shop.js

628 ms

tag.js

tag.js

826 ms

code.js

code.js

898 ms

logo.png

logo.png

208 ms

icon2_Altair_icons-50x50-white-08.png

icon2_Altair_icons-50x50-white-08.png

209 ms

icon2_Altair_icons-50x50-white-03.png

icon2_Altair_icons-50x50-white-03.png

206 ms

icon2_Altair_icons-50x50-white-02.png

icon2_Altair_icons-50x50-white-02.png

211 ms

icon2_Altair_icons-50x50-white-05.png

icon2_Altair_icons-50x50-white-05.png

209 ms

icon2_Altair_icons-50x50-white-04.png

icon2_Altair_icons-50x50-white-04.png

206 ms

icon2_meteo_5050_w.png

icon2_meteo_5050_w.png

269 ms

icon2_Altair_icons-50x50-white-09.png

icon2_Altair_icons-50x50-white-09.png

270 ms

icon2_Altair_icons-50x50-white-10.png

icon2_Altair_icons-50x50-white-10.png

271 ms

icon2_Altair_icons-50x50-white-13.png

icon2_Altair_icons-50x50-white-13.png

271 ms

icon2_Altair_icons-50x50-white-07.png

icon2_Altair_icons-50x50-white-07.png

272 ms

icon2_Altair_icons-50x50-white-06.png

icon2_Altair_icons-50x50-white-06.png

271 ms

icon2_Altair_icons-50x50-white-12.png

icon2_Altair_icons-50x50-white-12.png

379 ms

icon2_Altair_icons-50x50-white-01.png

icon2_Altair_icons-50x50-white-01.png

380 ms

icon2_Altair_icons-50x50-white-11.png

icon2_Altair_icons-50x50-white-11.png

380 ms

icon2_disk-50w.png

icon2_disk-50w.png

381 ms

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16826.180.jpg

382 ms

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381 ms

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30579.180.jpg

457 ms

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479 ms

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42166.180.jpg

493 ms

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495 ms

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495 ms

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501 ms

19.180.jpg

19.180.jpg

569 ms

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2384.180.jpg

598 ms

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616 ms

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2556.180.jpg

619 ms

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619 ms

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625 ms

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683 ms

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718 ms

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739 ms

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32319.180.jpg

742 ms

26204.180.jpg

26204.180.jpg

654 ms

32284.180.jpg

32284.180.jpg

660 ms

fa-solid-900.woff

fa-solid-900.woff

946 ms

fa-regular-400.woff

fa-regular-400.woff

1029 ms

fa-light-300.woff

fa-light-300.woff

930 ms

16637.180.jpg

16637.180.jpg

669 ms

9250.180.jpg

9250.180.jpg

667 ms

fa-brands-400.woff

fa-brands-400.woff

989 ms

35780.180.jpg

35780.180.jpg

726 ms

32298.180.jpg

32298.180.jpg

725 ms

37641.180.jpg

37641.180.jpg

849 ms

35769.180.jpg

35769.180.jpg

849 ms

3792.180.jpg

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977 ms

33371.180.jpg

33371.180.jpg

975 ms

33404.180.jpg

33404.180.jpg

893 ms

35785.180.jpg

35785.180.jpg

891 ms

wa.png

wa.png

919 ms

tg.png

tg.png

949 ms

yadx.png

yadx.png

984 ms

goog.png

goog.png

985 ms

captcha.php

captcha.php

920 ms

counter

counter

139 ms

dyn-goal-config.js

dyn-goal-config.js

307 ms

advert.gif

advert.gif

677 ms

sync_cookie_image_decide

sync_cookie_image_decide

150 ms

tracker

tracker

139 ms

Accessibility Review

telescope.su 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

telescope.su best practices score

83

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

SEO Factors

telescope.su 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 Telescope.su 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 Telescope.su 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

telescope.su

Open Graph data is detected on the main page of Telescope. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: