Tools & Wizards About Us
cdn-ok.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

cdn-ok.com

OK social network. Communication with friends on OK. Your meeting place with classmates

Page Load Speed

4.5 sec in total

First Response

304 ms

Resources Loaded

4.1 sec

Page Rendered

89 ms

cdn-ok.com screenshot

About Website

Click here to check amazing Cdn OK content for Russia. Otherwise, check out these important facts you probably never knew about cdn-ok.com

OK is a social network where you can find your old friends. Communication, online games, send gifts and cards to friends. Come to OK, and share your emotions with friends, colleagues and classmates.

Visit cdn-ok.com

Key Findings

We analyzed Cdn-ok.com page load time and found that the first response time was 304 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cdn-ok.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value10.5 s

24/100

10%

Network Requests Diagram

cdn-ok.com

304 ms

ok.ru

647 ms

gtm.js

51 ms

ncore.084e179f.css

477 ms

colors.63948e26.css

364 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cdn-ok.com, 80% (84 requests) were made to Ok.ru and 4% (4 requests) were made to Cdn.consentmanager.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 125.1 kB (14%)

Content Size

913.1 kB

After Optimization

788.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cdn-ok.com main page is 913.1 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. 45% of websites need less resources to load. CSS take 391.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 113.7 kB

  • Original 152.2 kB
  • After minification 148.1 kB
  • After compression 38.5 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 113.7 kB or 75% of the original size.

Image Optimization

-49%

Potential reduce by 4.7 kB

  • Original 9.8 kB
  • After minification 5.0 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. Obviously, Cdn OK needs image optimization as it can save up to 4.7 kB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 5.8 kB

  • Original 359.6 kB
  • After minification 359.6 kB
  • After compression 353.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 907 B

  • Original 391.6 kB
  • After minification 391.6 kB
  • After compression 390.6 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. Cdn-ok.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 80 (79%)

Requests Now

101

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cdn OK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 58 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cdn-ok.com

cdn-ok.com

304 ms

ok.ru

ok.ru

647 ms

gtm.js

gtm.js

51 ms

ncore.084e179f.css

ncore.084e179f.css

477 ms

colors.63948e26.css

colors.63948e26.css

364 ms

colors.dark.ed8d9b9a.css

colors.dark.ed8d9b9a.css

365 ms

login.fa180c80.css

login.fa180c80.css

733 ms

overrides.3be5d96a.css

overrides.3be5d96a.css

693 ms

tracerPlaceholder_ea67477a.js

tracerPlaceholder_ea67477a.js

372 ms

require-2.1.11_1ae533d5.js

require-2.1.11_1ae533d5.js

386 ms

classic_b3d3182e.js

classic_b3d3182e.js

522 ms

layers_layer-arrow-button_cf7a3be.css

layers_layer-arrow-button_cf7a3be.css

523 ms

layers_layer-close-button_66f21a0a.css

layers_layer-close-button_66f21a0a.css

522 ms

search_toolbar-search_d1e30e9b.css

search_toolbar-search_d1e30e9b.css

523 ms

layers_layer-loader_2e9b83b9.css

layers_layer-loader_2e9b83b9.css

596 ms

auth-login_auth-login-popup_5174317f.css

auth-login_auth-login-popup_5174317f.css

602 ms

basedRequireJsConfig.js

basedRequireJsConfig.js

723 ms

dynamicRequireJsConfig.js

dynamicRequireJsConfig.js

636 ms

sync-loader.js

sync-loader.js

866 ms

tag.js

tag.js

1084 ms

code.js

code.js

820 ms

,

,

6 ms

Service_Main.svg

Service_Main.svg

126 ms

Mail.svg

Mail.svg

121 ms

Cloud.svg

Cloud.svg

123 ms

Calendar.svg

Calendar.svg

128 ms

Notes.svg

Notes.svg

127 ms

Calls.svg

Calls.svg

125 ms

VK_Mail.svg

VK_Mail.svg

242 ms

TV.svg

TV.svg

243 ms

Weather.svg

Weather.svg

244 ms

Horoscope_Blue.svg

Horoscope_Blue.svg

245 ms

Sport_Blue.svg

Sport_Blue.svg

246 ms

Auto.svg

Auto.svg

255 ms

Lady.svg

Lady.svg

363 ms

VK.svg

VK.svg

365 ms

more.png

more.png

365 ms

,

,

13 ms

redesign2023_logo@2x.png

redesign2023_logo@2x.png

348 ms

0f0f92c48d718173583fe6f8034fc237.png

0f0f92c48d718173583fe6f8034fc237.png

347 ms

wld_2ad10ba9.js

wld_2ad10ba9.js

361 ms

vk_id_32.svg

vk_id_32.svg

456 ms

mail_32.svg

mail_32.svg

457 ms

google_32.svg

google_32.svg

457 ms

yandex_32.svg

yandex_32.svg

458 ms

apple_32.svg

apple_32.svg

459 ms

scriptBottom_1ce7b894.js

scriptBottom_1ce7b894.js

475 ms

capture_b0e8eef8.js

capture_b0e8eef8.js

565 ms

d27912937.gif

d27912937.gif

643 ms

k

k

770 ms

primary_96acc172.js

primary_96acc172.js

224 ms

pms_e1b68231.js

pms_e1b68231.js

126 ms

StartupTimingLogger_5efd8daa.js

StartupTimingLogger_5efd8daa.js

128 ms

loggingModules_a0d9c56e.js

loggingModules_a0d9c56e.js

123 ms

OhManager_6abea914.js

OhManager_6abea914.js

122 ms

LayersLoader_2fa0260b.js

LayersLoader_2fa0260b.js

200 ms

AccessibleModal_af4c32c1.js

AccessibleModal_af4c32c1.js

200 ms

NavigationHandler_55f05f6.js

NavigationHandler_55f05f6.js

160 ms

safe-css-loader_1a6daecb.js

safe-css-loader_1a6daecb.js

159 ms

react-loader_285189b2.js

react-loader_285189b2.js

162 ms

FixedTopBock_885e2513.js

FixedTopBock_885e2513.js

170 ms

p_13cdb018.js

p_13cdb018.js

236 ms

ToolbarReact_baf608ee.js

ToolbarReact_baf608ee.js

243 ms

VkEcosystem_38352c40.js

VkEcosystem_38352c40.js

278 ms

cookieBanner_6b71fe5a.js

cookieBanner_6b71fe5a.js

281 ms

gdprCmp_56a84cbb.js

gdprCmp_56a84cbb.js

280 ms

LoadMainContentHandler_7a54da0f.js

LoadMainContentHandler_7a54da0f.js

296 ms

metrics_87e0761c.js

metrics_87e0761c.js

357 ms

registration_fcecb8ca.js

registration_fcecb8ca.js

357 ms

autofocus_61e72abf.js

autofocus_61e72abf.js

397 ms

LazyLoadBlock_23c6d576.js

LazyLoadBlock_23c6d576.js

398 ms

Link_4e454f66.js

Link_4e454f66.js

399 ms

SimplePopup_a20a247a.js

SimplePopup_a20a247a.js

421 ms

VideoChatPush_f9131a0f.js

VideoChatPush_f9131a0f.js

551 ms

LogAggregator_c7905dad.js

LogAggregator_c7905dad.js

551 ms

FrameRateLogger_c77b26e0.js

FrameRateLogger_c77b26e0.js

553 ms

GwtExperimentsCfg_489ec787.js

GwtExperimentsCfg_489ec787.js

519 ms

LayersEventBuses_a575fde.js

LayersEventBuses_a575fde.js

443 ms

InternetQuality_8807217.js

InternetQuality_8807217.js

444 ms

a11tyHelper_66e918b9.js

a11tyHelper_66e918b9.js

486 ms

URLUtils_4016e81d.js

URLUtils_4016e81d.js

446 ms

react_eed43c67.js

react_eed43c67.js

485 ms

StatLogger_ea4be23c.js

StatLogger_ea4be23c.js

485 ms

sync-loader.js

sync-loader.js

794 ms

JsonCustomHook_ded92db1.js

JsonCustomHook_ded92db1.js

416 ms

BanDataCfgJs_cec0dd83.js

BanDataCfgJs_cec0dd83.js

443 ms

ToolbarSearchEventBuses_aa5264f.js

ToolbarSearchEventBuses_aa5264f.js

484 ms

cmp.min.css

cmp.min.css

500 ms

cmp.php

cmp.php

414 ms

cmp_en.min.js

cmp_en.min.js

792 ms

GwtConfig_7b1085a7.js

GwtConfig_7b1085a7.js

163 ms

EventBus_2b9efe25.js

EventBus_2b9efe25.js

203 ms

advert.gif

advert.gif

847 ms

URLData_8a748bd8.js

URLData_8a748bd8.js

170 ms

DispatcherJs_a74d5d70.js

DispatcherJs_a74d5d70.js

133 ms

bV8xLndfNTAxLnJfR0RQUi5sX2VuLmRfNjMyLnhfNjUudi5wLnRfNjMyLnh0XzM0.js

bV8xLndfNTAxLnJfR0RQUi5sX2VuLmRfNjMyLnhfNjUudi5wLnRfNjMyLnh0XzM0.js

403 ms

EventFactoryForEventBus_acd618c4.js

EventFactoryForEventBus_acd618c4.js

123 ms

EventFactory_da06a82.js

EventFactory_da06a82.js

122 ms

nmain_full.45aa2a28.css

nmain_full.45aa2a28.css

359 ms

102 ms

CMP_Logo.png

CMP_Logo.png

137 ms

en.gif

en.gif

90 ms

177 ms

nb.2171174f.css

nb.2171174f.css

123 ms

sync_cookie_image_decide

sync_cookie_image_decide

137 ms

Accessibility Review

cdn-ok.com accessibility score

100

Accessibility Issues

Best Practices

cdn-ok.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Missing source maps for large first-party JavaScript

SEO Factors

cdn-ok.com SEO score

79

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 doesn't use 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 Cdn-ok.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 Cdn-ok.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

cdn-ok.com

Open Graph data is detected on the main page of Cdn OK. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: