Tools & Wizards About Us
pvs-studio.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

pvs-studio.com

PVS‑Studio is a solution to enhance code quality, security (SAST), and safety

Page Load Speed

5.9 sec in total

First Response

187 ms

Resources Loaded

5.1 sec

Page Rendered

656 ms

pvs-studio.com screenshot

About Website

Visit pvs-studio.com now to see the best up-to-date PVS Studio content for India and also check out these interesting facts you probably never knew about pvs-studio.com

A static analyzer for C, C++, C#, and Java code. Works on Windows, Linux, and macOS. Analyzes code for 32-bit, 64-bit, and ARM embedded platforms.

Visit pvs-studio.com

Key Findings

We analyzed Pvs-studio.com page load time and found that the first response time was 187 ms and then it took 5.7 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

pvs-studio.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value13.7 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value1,740 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value20.4 s

2/100

10%

Network Requests Diagram

pvs-studio.com

187 ms

161 ms

swiper.min.js

860 ms

style.css

1001 ms

jquery.min.js

1142 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Pvs-studio.com, 71% (69 requests) were made to Cdn.pvs-studio.com and 3% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Cdn.pvs-studio.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 183.1 kB (15%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pvs-studio.com main page is 1.2 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. 45% of websites need less resources to load. Images take 862.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 178.5 kB

  • Original 208.7 kB
  • After minification 143.5 kB
  • After compression 30.2 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 65.2 kB, which is 31% 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 178.5 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 4.2 kB

  • Original 862.9 kB
  • After minification 858.6 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. PVS Studio images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 448 B

  • Original 125.3 kB
  • After minification 125.3 kB
  • After compression 124.9 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 4 B

  • Original 50.0 kB
  • After minification 50.0 kB
  • After compression 50.0 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. Pvs-studio.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 50 (56%)

Requests Now

90

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PVS Studio. 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 as a result speed up the page load time.

Network Requests Diagram

pvs-studio.com

pvs-studio.com

187 ms

161 ms

swiper.min.js

swiper.min.js

860 ms

style.css

style.css

1001 ms

jquery.min.js

jquery.min.js

1142 ms

script.js

script.js

1208 ms

main.js

main.js

1211 ms

main.css

main.css

1212 ms

indexPage.js

indexPage.js

1221 ms

lightgallery.js

lightgallery.js

1232 ms

lg-zoom.js

lg-zoom.js

1262 ms

home-page.js

home-page.js

1883 ms

vendor.js

vendor.js

1304 ms

jquery.ajaxSubmit.min.js

jquery.ajaxSubmit.min.js

1303 ms

lazyload.min.js

lazyload.min.js

15 ms

gtm.js

gtm.js

109 ms

exp.js

exp.js

807 ms

image1.png

image1.png

494 ms

to_the_top.png

to_the_top.png

133 ms

form_blue.png

form_blue.png

134 ms

form_green.png

form_green.png

134 ms

close.svg

close.svg

221 ms

radio_active.png

radio_active.png

222 ms

radio.png

radio.png

251 ms

uncheck.png

uncheck.png

253 ms

updown.png

updown.png

261 ms

file_add.png

file_add.png

371 ms

user_pa.svg

user_pa.svg

370 ms

pvs_logo_4.svg

pvs_logo_4.svg

377 ms

info.png

info.png

377 ms

ui-cli.svg

ui-cli.svg

1022 ms

ui-screen.svg

ui-screen.svg

487 ms

pvs_logo_svg.svg

pvs_logo_svg.svg

488 ms

incredibuild_logo.svg

incredibuild_logo.svg

1124 ms

ui-doc.svg

ui-doc.svg

1150 ms

ui-free.svg

ui-free.svg

1171 ms

ui-support.svg

ui-support.svg

1287 ms

ui-license.svg

ui-license.svg

1341 ms

ui-feather.svg

ui-feather.svg

1724 ms

firefox.png

firefox.png

1285 ms

apache_http_server_logo.png

apache_http_server_logo.png

1287 ms

mono_project.png

mono_project.png

1316 ms

powershell.png

powershell.png

1363 ms

doom.png

doom.png

1366 ms

postgresql.png

postgresql.png

1392 ms

php_is_cool.png

php_is_cool.png

1404 ms

roslyn.png

roslyn.png

1438 ms

unreal_engine_black.png

unreal_engine_black.png

1480 ms

dragon_medium.png

dragon_medium.png

1483 ms

cry_engine_4.png

cry_engine_4.png

1515 ms

image1.png

image1.png

493 ms

image1.png

image1.png

705 ms

qt_2016.png

qt_2016.png

1502 ms

OpenSans-Italic.ttf

OpenSans-Italic.ttf

1876 ms

OpenSans-Regular.ttf

OpenSans-Regular.ttf

1921 ms

OpenSans-Light.ttf

OpenSans-Light.ttf

2853 ms

OpenSans-Semibold.ttf

OpenSans-Semibold.ttf

1900 ms

insight.min.js

insight.min.js

88 ms

js

js

86 ms

analytics.js

analytics.js

83 ms

destination

destination

139 ms

qevents.js

qevents.js

134 ms

pixel

pixel

66 ms

pixel.js

pixel.js

68 ms

tag.js

tag.js

1037 ms

OpenSans-Bold.ttf

OpenSans-Bold.ttf

1910 ms

godot.png

godot.png

1631 ms

chromium.png

chromium.png

1756 ms

insight_tag_errors.gif

insight_tag_errors.gif

231 ms

xamarin.png

xamarin.png

1801 ms

blender_logo.png

blender_logo.png

1868 ms

rp.gif

rp.gif

113 ms

t2_6pel7dtr_telemetry

t2_6pel7dtr_telemetry

60 ms

free_bsd.png

free_bsd.png

1839 ms

collect

collect

66 ms

34 ms

unity.png

unity.png

1783 ms

twitter_2.svg

twitter_2.svg

1807 ms

linkedIn_logo.svg

linkedIn_logo.svg

2474 ms

feedly_icon.svg

feedly_icon.svg

1841 ms

collect

collect

26 ms

29 ms

ga-audiences

ga-audiences

23 ms

youtube.svg

youtube.svg

1738 ms

habr_white.svg

habr_white.svg

1785 ms

pvs_logo_7.svg

pvs_logo_7.svg

1651 ms

unicorn-cookie.png

unicorn-cookie.png

1355 ms

arrow_down_gray.svg

arrow_down_gray.svg

1807 ms

arrow_down.svg

arrow_down.svg

1246 ms

bg_arrow.svg

bg_arrow.svg

1371 ms

arrow_down_2.svg

arrow_down_2.svg

1208 ms

check-icon.svg

check-icon.svg

1377 ms

arrow-inactive.svg

arrow-inactive.svg

1952 ms

advert.gif

advert.gif

667 ms

sync_cookie_image_decide

sync_cookie_image_decide

146 ms

1

1

143 ms

pixel

pixel

3 ms

Accessibility Review

pvs-studio.com accessibility score

81

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

Buttons do not have an accessible name

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

pvs-studio.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

pvs-studio.com SEO score

92

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

Links do not have descriptive text

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pvs-studio.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Pvs-studio.com 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

pvs-studio.com

Open Graph description is not detected on the main page of PVS Studio. 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: