Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

prokudin-gorskiy.ru

Прокудин-Горский Фотографии Наследие Творческий путь

Page Load Speed

1.8 sec in total

First Response

602 ms

Resources Loaded

1 sec

Page Rendered

146 ms

prokudin-gorskiy.ru screenshot

About Website

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

Цветные фотографии Прокудина-Горского. Исследования жизни и творчества, поиск пропавших фотографий.

Visit prokudin-gorskiy.ru

Key Findings

We analyzed Prokudin-gorskiy.ru page load time and found that the first response time was 602 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

prokudin-gorskiy.ru performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.171

70/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

prokudin-gorskiy.ru

602 ms

pg.css

75 ms

urchin.js

18 ms

ga.js

19 ms

hit

255 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 67% of them (14 requests) were addressed to the original Prokudin-gorskiy.ru, 19% (4 requests) were made to Google-analytics.com and 10% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (602 ms) belongs to the original domain Prokudin-gorskiy.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 24.4 kB (18%)

Content Size

134.3 kB

After Optimization

109.9 kB

In fact, the total size of Prokudin-gorskiy.ru main page is 134.3 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. 15% of websites need less resources to load. Images take 84.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 17.0 kB

  • Original 22.2 kB
  • After minification 20.8 kB
  • After compression 5.2 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. 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 17.0 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 3.4 kB

  • Original 84.3 kB
  • After minification 81.0 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. Prokudin Gorskiy images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 1.0 kB

  • Original 24.0 kB
  • After minification 24.0 kB
  • After compression 23.0 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 3.1 kB

  • Original 3.8 kB
  • After minification 2.7 kB
  • After compression 776 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. Prokudin-gorskiy.ru needs all CSS files to be minified and compressed as it can save up to 3.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (26%)

Requests Now

19

After Optimization

14

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prokudin Gorskiy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

prokudin-gorskiy.ru accessibility score

48

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.

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

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

prokudin-gorskiy.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

SEO Factors

prokudin-gorskiy.ru SEO score

62

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

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 Prokudin-gorskiy.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 Prokudin-gorskiy.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

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