Tools & Wizards About Us
historik.ru screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

historik.ru

Historik.ru: Книги по истории

Page Load Speed

4.3 sec in total

First Response

895 ms

Resources Loaded

2.8 sec

Page Rendered

565 ms

historik.ru screenshot

About Website

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

Книги по истории, расположенные по историческим эпохам и местоположению стран и народов. Информация по историческим дисциплинам, биографии исторических деятелей, история науки и религии. Историч, изло...

Visit historik.ru

Key Findings

We analyzed Historik.ru page load time and found that the first response time was 895 ms and then it took 3.4 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

historik.ru performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

historik.ru

895 ms

maincss.css

266 ms

adsbygoogle.js

208 ms

show_ads_impl.js

278 ms

top100.cnt

370 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 9% of them (6 requests) were addressed to the original Historik.ru, 19% (13 requests) were made to Googleads.g.doubleclick.net and 16% (11 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (895 ms) belongs to the original domain Historik.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 115.6 kB (28%)

Content Size

408.6 kB

After Optimization

293.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Historik.ru main page is 408.6 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. Javascripts take 211.1 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 109.5 kB

  • Original 118.9 kB
  • After minification 34.6 kB
  • After compression 9.4 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. This page needs HTML code to be minified as it can gain 84.2 kB, which is 71% 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 109.5 kB or 92% of the original size.

Image Optimization

-4%

Potential reduce by 3.1 kB

  • Original 75.7 kB
  • After minification 72.6 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. Historik images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 759 B

  • Original 211.1 kB
  • After minification 211.1 kB
  • After compression 210.4 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

-80%

Potential reduce by 2.3 kB

  • Original 2.9 kB
  • After minification 2.4 kB
  • After compression 580 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. Historik.ru needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (65%)

Requests Now

57

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Historik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

historik.ru

historik.ru

895 ms

maincss.css

maincss.css

266 ms

adsbygoogle.js

adsbygoogle.js

208 ms

show_ads_impl.js

show_ads_impl.js

278 ms

top100.cnt

top100.cnt

370 ms

index.gif

index.gif

131 ms

index.gif

index.gif

149 ms

index.gif

index.gif

261 ms

index.gif

index.gif

259 ms

banner-88x31-rambler-gray2.gif

banner-88x31-rambler-gray2.gif

516 ms

css2

css2

40 ms

aci.js

aci.js

678 ms

xn7_YHE41ni1AdIRqAuZuw1Bx9mbZk7PFO_F.ttf

xn7_YHE41ni1AdIRqAuZuw1Bx9mbZk7PFO_F.ttf

20 ms

zrt_lookup.html

zrt_lookup.html

26 ms

ads

ads

453 ms

ads

ads

256 ms

ads

ads

795 ms

top100.cnt

top100.cnt

570 ms

gen_204

gen_204

180 ms

pixel

pixel

178 ms

8324732904621422289

8324732904621422289

34 ms

abg_lite.js

abg_lite.js

13 ms

omrhp.js

omrhp.js

25 ms

Q12zgMmT.js

Q12zgMmT.js

30 ms

window_focus.js

window_focus.js

39 ms

qs_click_protection.js

qs_click_protection.js

42 ms

ufs_web_display.js

ufs_web_display.js

18 ms

icon.png

icon.png

17 ms

62bHydCX.html

62bHydCX.html

127 ms

activeview

activeview

97 ms

pixel

pixel

92 ms

pixel

pixel

92 ms

EwGoFmJh85jiKfF-1zVyLpKT-mfRa9zDiFbQBwafAqI.js

EwGoFmJh85jiKfF-1zVyLpKT-mfRa9zDiFbQBwafAqI.js

16 ms

rum

rum

39 ms

setuid

setuid

39 ms

pixel

pixel

20 ms

pixel

pixel

29 ms

rum

rum

43 ms

reactive_library.js

reactive_library.js

235 ms

ca-pub-2081848650862327

ca-pub-2081848650862327

152 ms

ads

ads

346 ms

ads

ads

341 ms

ads

ads

551 ms

ads

ads

336 ms

ads

ads

332 ms

ads

ads

327 ms

counter2

counter2

235 ms

counter2

counter2

143 ms

4083863790643683832

4083863790643683832

92 ms

load_preloaded_resource.js

load_preloaded_resource.js

90 ms

abg_lite.js

abg_lite.js

88 ms

60efddb729a951d3495fe79f6eb41a86.js

60efddb729a951d3495fe79f6eb41a86.js

222 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

97 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

96 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

223 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

224 ms

gen_204

gen_204

200 ms

pixel

pixel

199 ms

activeview

activeview

115 ms

css

css

42 ms

pixel

pixel

49 ms

pixel

pixel

46 ms

setuid

setuid

32 ms

rum

rum

30 ms

pixel

pixel

27 ms

pixel

pixel

28 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

14 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

18 ms

rum

rum

110 ms

Accessibility Review

historik.ru accessibility score

67

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

historik.ru best practices score

67

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

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

historik.ru SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Historik.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 Historik.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

historik.ru

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