Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

vzloma.net

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Page Load Speed

7 sec in total

First Response

618 ms

Resources Loaded

5.5 sec

Page Rendered

898 ms

About Website

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Key Findings

We analyzed Vzloma.net page load time and found that the first response time was 618 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

vzloma.net performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

vzloma.net

618 ms

owl.carousel.min.css

270 ms

owl.theme.default.min.css

273 ms

blueimp-gallery.min.css

274 ms

jquery-1.11.3.min.js

424 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 69% of them (109 requests) were addressed to the original Vzloma.net, 20% (32 requests) were made to Core-renderer-tiles.maps.yandex.net and 4% (6 requests) were made to Api-maps.yandex.ru. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Core-renderer-tiles.maps.yandex.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (10%)

Content Size

10.2 MB

After Optimization

9.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vzloma.net main page is 10.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 9.5 MB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 362.9 kB

  • Original 390.5 kB
  • After minification 198.3 kB
  • After compression 27.6 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. This page needs HTML code to be minified as it can gain 192.2 kB, which is 49% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 362.9 kB or 93% of the original size.

Image Optimization

-6%

Potential reduce by 599.3 kB

  • Original 9.5 MB
  • After minification 8.9 MB

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. Vzloma images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 35.1 kB

  • Original 244.9 kB
  • After minification 244.9 kB
  • After compression 209.8 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 35.1 kB or 14% of the original size.

CSS Optimization

-10%

Potential reduce by 11.7 kB

  • Original 118.3 kB
  • After minification 118.3 kB
  • After compression 106.6 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. Vzloma.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 47 (34%)

Requests Now

138

After Optimization

91

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 138 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vzloma. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vzloma.net accessibility score

75

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

vzloma.net best practices score

67

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

SEO Factors

vzloma.net SEO score

82

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

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vzloma.net 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 Vzloma.net 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 data is detected on the main page of Vzloma. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: