Report Summary

  • 52

    Performance

    Renders faster than
    70% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

city3d.ru

City 3D - . , . !

Page Load Speed

2.7 sec in total

First Response

701 ms

Resources Loaded

1.8 sec

Page Rendered

233 ms

city3d.ru screenshot

About Website

Visit city3d.ru now to see the best up-to-date City 3D content and also check out these interesting facts you probably never knew about city3d.ru

City 3D - . . City 3D , . City 3D , . . .

Visit city3d.ru

Key Findings

We analyzed City3d.ru page load time and found that the first response time was 701 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

city3d.ru performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value540 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

city3d.ru

701 ms

styles.css

158 ms

top1-1.gif

329 ms

top1-2.jpg

330 ms

top1-3.gif

330 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 65% of them (36 requests) were addressed to the original City3d.ru, 9% (5 requests) were made to Pagead2.googlesyndication.com and 9% (5 requests) were made to Counter.24log.ru. The less responsive or slowest element that took the longest time to load (953 ms) belongs to the original domain City3d.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.1 kB (47%)

Content Size

31.8 kB

After Optimization

16.7 kB

In fact, the total size of City3d.ru main page is 31.8 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. 25% of websites need less resources to load. HTML takes 14.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 11.0 kB

  • Original 14.5 kB
  • After minification 13.0 kB
  • After compression 3.4 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 11.0 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 97 B

  • Original 12.1 kB
  • After minification 12.0 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. City 3D images are well optimized though.

JavaScript Optimization

-48%

Potential reduce by 318 B

  • Original 666 B
  • After minification 482 B
  • After compression 348 B

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 318 B or 48% of the original size.

CSS Optimization

-80%

Potential reduce by 3.7 kB

  • Original 4.6 kB
  • After minification 3.7 kB
  • After compression 906 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. City3d.ru needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (45%)

Requests Now

53

After Optimization

29

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City 3D. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

city3d.ru accessibility score

67

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-*] attributes do not match their roles

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

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

High

Image elements do not have [alt] attributes

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

Best Practices

city3d.ru best practices score

75

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

SEO Factors

city3d.ru SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise City3d.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that City3d.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 City 3D. 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: