Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

startandroid.ru

Start Android - учебник по Android для начинающих и продвинутых

Page Load Speed

4.5 sec in total

First Response

415 ms

Resources Loaded

3.9 sec

Page Rendered

167 ms

startandroid.ru screenshot

About Website

Visit startandroid.ru now to see the best up-to-date Start Android content for Russia and also check out these interesting facts you probably never knew about startandroid.ru

Сайт о разработке программ для Андроид (Android). Учебник, уроки для начинающих, для чайников. Как самому создать приложение для андроид. Как научиться программировать под android.

Visit startandroid.ru

Key Findings

We analyzed Startandroid.ru page load time and found that the first response time was 415 ms and then it took 4.1 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

startandroid.ru performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value3,280 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.2 s

0/100

10%

Network Requests Diagram

startandroid.ru

415 ms

247 ms

mycustomcss.css

600 ms

A.templates,,_purity_iii,,_local,,_css,,_bootstrap.css+components,,_com_jcomments,,_tpl,,_default,,_style.css,,qv==3002,Mcc.7KF2sl1Z1n.css.pagespeed.cf.drxFvNzVE1.css

126 ms

jfusion.css

362 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 55% of them (22 requests) were addressed to the original Startandroid.ru, 18% (7 requests) were made to St6-21.vk.com and 15% (6 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (898 ms) relates to the external source St6-21.vk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.4 kB (9%)

Content Size

812.3 kB

After Optimization

742.9 kB

In fact, the total size of Startandroid.ru main page is 812.3 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. 35% of websites need less resources to load. CSS take 384.4 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 23.5 kB

  • Original 34.4 kB
  • After minification 32.5 kB
  • After compression 10.8 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 23.5 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 12 B

  • Original 53.1 kB
  • After minification 53.1 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. Start Android images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 22.1 kB

  • Original 340.4 kB
  • After minification 340.4 kB
  • After compression 318.3 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

-6%

Potential reduce by 23.8 kB

  • Original 384.4 kB
  • After minification 384.4 kB
  • After compression 360.6 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. Startandroid.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (71%)

Requests Now

34

After Optimization

10

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Start Android. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

startandroid.ru accessibility score

46

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

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

startandroid.ru best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

startandroid.ru SEO score

91

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

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 Startandroid.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 Startandroid.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 Start Android. 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: