Tools & Wizards About Us
derrick.ru screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

derrick.ru

союз производителей нефтегазового оборудования

Page Load Speed

2.9 sec in total

First Response

976 ms

Resources Loaded

1.8 sec

Page Rendered

110 ms

derrick.ru screenshot

About Website

Click here to check amazing Derrick content for Russia. Otherwise, check out these important facts you probably never knew about derrick.ru

Derrick.ru :: Союз производителей нефтегазового оборудования

Visit derrick.ru

Key Findings

We analyzed Derrick.ru page load time and found that the first response time was 976 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

derrick.ru performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value21.5 s

0/100

10%

TBT (Total Blocking Time)

Value5,280 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.661

8/100

15%

TTI (Time to Interactive)

Value41.9 s

0/100

10%

Network Requests Diagram

derrick.ru

976 ms

style.css

400 ms

h1.gif

275 ms

logo.gif

433 ms

h2.gif

433 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 86% of them (38 requests) were addressed to the original Derrick.ru, 2% (1 request) were made to Counter.rambler.ru and 2% (1 request) were made to Top100-images.rambler.ru. The less responsive or slowest element that took the longest time to load (976 ms) belongs to the original domain Derrick.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 25.3 kB (80%)

Content Size

31.5 kB

After Optimization

6.2 kB

  • HTML
  • CSS

In fact, the total size of Derrick.ru main page is 31.5 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. Only 5% of websites need less resources to load. HTML takes 28.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 23.2 kB

  • Original 28.7 kB
  • After minification 24.8 kB
  • After compression 5.5 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. This page needs HTML code to be minified as it can gain 3.9 kB, which is 14% 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 23.2 kB or 81% of the original size.

CSS Optimization

-75%

Potential reduce by 2.1 kB

  • Original 2.8 kB
  • After minification 2.3 kB
  • After compression 707 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. Derrick.ru needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (74%)

Requests Now

42

After Optimization

11

  • Images
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derrick. 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.

Network Requests Diagram

derrick.ru

derrick.ru

976 ms

style.css

style.css

400 ms

h1.gif

h1.gif

275 ms

logo.gif

logo.gif

433 ms

h2.gif

h2.gif

433 ms

_.gif

_.gif

301 ms

c1.gif

c1.gif

301 ms

arrcur.gif

arrcur.gif

406 ms

arr.gif

arr.gif

409 ms

bal2.gif

bal2.gif

281 ms

balsrch.gif

balsrch.gif

282 ms

search.gif

search.gif

282 ms

bal3.gif

bal3.gif

282 ms

tpp_banner.gif

tpp_banner.gif

410 ms

top100.cnt

top100.cnt

262 ms

banner-88x31-rambler-darkblue2.gif

banner-88x31-rambler-darkblue2.gif

254 ms

hit

hit

260 ms

bg1.gif

bg1.gif

268 ms

bg2.gif

bg2.gif

268 ms

bc5.gif

bc5.gif

270 ms

bg3.gif

bg3.gif

269 ms

buttbg.gif

buttbg.gif

270 ms

bc6.gif

bc6.gif

403 ms

oilgas-100x100.gif

oilgas-100x100.gif

783 ms

mapz-100x100.gif

mapz-100x100.gif

799 ms

bc7.gif

bc7.gif

394 ms

bal4.gif

bal4.gif

397 ms

bc1.gif

bc1.gif

396 ms

head_writ.gif

head_writ.gif

397 ms

feet_writ.gif

feet_writ.gif

396 ms

bc3.gif

bc3.gif

525 ms

c2.gif

c2.gif

529 ms

bg4.gif

bg4.gif

529 ms

bc2.gif

bc2.gif

530 ms

banner4_100X100.gif

banner4_100X100.gif

666 ms

100%D1%85100a875875.gif

100%D1%85100a875875.gif

666 ms

100.gif

100.gif

659 ms

oilgassu-100x100.gif

oilgassu-100x100.gif

664 ms

bal1.gif

bal1.gif

664 ms

OK.gif

OK.gif

665 ms

c4.gif

c4.gif

795 ms

bc4.gif

bc4.gif

802 ms

c3.gif

c3.gif

803 ms

counter

counter

265 ms

Accessibility Review

derrick.ru accessibility score

70

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.

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

Links do not have a discernible name

Best Practices

derrick.ru best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

derrick.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

High

Page is blocked from indexing

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

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

    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 Derrick.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 Derrick.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

derrick.ru

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