Tools & Wizards About Us

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

online-otvet.site

Ответы по школьным предметам решим всё — Онлайн-Ответ.site

Page Load Speed

2.9 sec in total

First Response

445 ms

Resources Loaded

2.2 sec

Page Rendered

224 ms

About Website

Click here to check amazing Online Otvet content for Russia. Otherwise, check out these important facts you probably never knew about online-otvet.site

Онлайн-Ответ.site — это портал, который предоставляет ответы по всем школьным домашним предметам. Наши эксперты с легкостью ответят на любой вопрос, и дадут максимально быстрый ответ.

Visit online-otvet.site

Key Findings

We analyzed Online-otvet.site page load time and found that the first response time was 445 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

online-otvet.site performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value1,870 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

online-otvet.site

445 ms

App.js

768 ms

header-bidding.js

924 ms

context.js

1342 ms

style.css

12 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 46% of them (12 requests) were addressed to the original Online-otvet.site, 27% (7 requests) were made to Chatbro.com and 8% (2 requests) were made to Yandex.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 297.1 kB (71%)

Content Size

419.3 kB

After Optimization

122.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Online-otvet.site main page is 419.3 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. 30% of websites need less resources to load. HTML takes 360.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 295.5 kB

  • Original 360.2 kB
  • After minification 351.1 kB
  • After compression 64.7 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 295.5 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 1.2 kB

  • Original 8.7 kB
  • After minification 7.5 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, Online Otvet needs image optimization as it can save up to 1.2 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 169 B

  • Original 48.9 kB
  • After minification 48.9 kB
  • After compression 48.7 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

-13%

Potential reduce by 193 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 1.3 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. Online-otvet.site needs all CSS files to be minified and compressed as it can save up to 193 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (35%)

Requests Now

20

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Otvet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

online-otvet.site accessibility score

79

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA input fields do not have accessible names

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

online-otvet.site 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

online-otvet.site SEO score

85

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

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 Online-otvet.site 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 Online-otvet.site 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 Online Otvet. 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: