Tools & Wizards About Us
tpdn.ru screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

tpdn.ru

Витрина домена

Page Load Speed

4.4 sec in total

First Response

940 ms

Resources Loaded

3.3 sec

Page Rendered

140 ms

tpdn.ru screenshot

About Website

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

Сайт посвящен языку Турбо Паскаль. Приведен подробный синтаксис Turbo Pascal. Здесь Вы найдете всё необходимое, чтобы начать писать свои программы на Турбо Паскаль.

Visit tpdn.ru

Key Findings

We analyzed Tpdn.ru page load time and found that the first response time was 940 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tpdn.ru performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value7.5 s

47/100

10%

Network Requests Diagram

tpdn.ru

940 ms

styles.css

141 ms

template_styles.css

251 ms

jquery-latest.min.js

9 ms

jquery.cookie.js

291 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 30% of them (15 requests) were addressed to the original Tpdn.ru, 14% (7 requests) were made to Pagead2.googlesyndication.com and 14% (7 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (940 ms) belongs to the original domain Tpdn.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.0 kB (22%)

Content Size

524.3 kB

After Optimization

410.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tpdn.ru main page is 524.3 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. 25% of websites need less resources to load. Javascripts take 452.1 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 22.2 kB

  • Original 31.3 kB
  • After minification 30.0 kB
  • After compression 9.1 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 22.2 kB or 71% of the original size.

Image Optimization

-0%

Potential reduce by 15 B

  • Original 37.7 kB
  • After minification 37.7 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. Tpdn images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 91.5 kB

  • Original 452.1 kB
  • After minification 451.1 kB
  • After compression 360.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 91.5 kB or 20% of the original size.

CSS Optimization

-10%

Potential reduce by 331 B

  • Original 3.2 kB
  • After minification 3.2 kB
  • After compression 2.9 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. Tpdn.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (62%)

Requests Now

47

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tpdn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tpdn.ru

tpdn.ru

940 ms

styles.css

styles.css

141 ms

template_styles.css

template_styles.css

251 ms

jquery-latest.min.js

jquery-latest.min.js

9 ms

jquery.cookie.js

jquery.cookie.js

291 ms

main.js

main.js

330 ms

adsbygoogle.js

adsbygoogle.js

92 ms

top100.jcn

top100.jcn

395 ms

top_bg.jpg

top_bg.jpg

208 ms

download_white.gif

download_white.gif

127 ms

extlink_white.gif

extlink_white.gif

291 ms

shadow.gif

shadow.gif

281 ms

plus.gif

plus.gif

171 ms

last.gif

last.gif

369 ms

sd354_12_09_01.gif

sd354_12_09_01.gif

362 ms

1000028228.gif

1000028228.gif

440 ms

show_ads_impl.js

show_ads_impl.js

252 ms

top100.jcn

top100.jcn

928 ms

zrt_lookup.html

zrt_lookup.html

25 ms

ads

ads

441 ms

ga.js

ga.js

8 ms

hit

hit

269 ms

scroller.gif

scroller.gif

132 ms

__utm.gif

__utm.gif

21 ms

ads

ads

174 ms

ads

ads

313 ms

aci.js

aci.js

895 ms

exit.gif

exit.gif

141 ms

hit

hit

661 ms

13277235057565182211

13277235057565182211

56 ms

abg_lite.js

abg_lite.js

74 ms

s

s

34 ms

window_focus.js

window_focus.js

249 ms

cookie_push_onload.html

cookie_push_onload.html

26 ms

qs_click_protection.js

qs_click_protection.js

80 ms

ufs_web_display.js

ufs_web_display.js

78 ms

one_click_handler_one_afma.js

one_click_handler_one_afma.js

253 ms

icon.png

icon.png

23 ms

dpixel

dpixel

248 ms

activeview

activeview

114 ms

pixel

pixel

20 ms

pixel

pixel

17 ms

pixel

pixel

147 ms

pixel

pixel

16 ms

0vQLayOeqdxXV3Fq9j4WhHVRESBnruWTliEoYkmwt9E.js

0vQLayOeqdxXV3Fq9j4WhHVRESBnruWTliEoYkmwt9E.js

6 ms

sodar

sodar

72 ms

pixel

pixel

81 ms

sodar2.js

sodar2.js

7 ms

runner.html

runner.html

5 ms

aframe

aframe

30 ms

Accessibility Review

tpdn.ru accessibility score

83

Accessibility Issues

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

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

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

Form elements do not have associated labels

Best Practices

tpdn.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

tpdn.ru SEO score

69

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tpdn.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Tpdn.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

tpdn.ru

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