Tools & Wizards About Us
usb-dr.ru screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

usb-dr.ru

Флеш карты, флешки оптом с Вашим логотипом и бесплатным нанесением. Яркие, стильные, надежные. Бесплатная доставка по России. Быстрая отгрузка. Беспла...

Page Load Speed

4 sec in total

First Response

1.4 sec

Resources Loaded

2.3 sec

Page Rendered

211 ms

usb-dr.ru screenshot

About Website

Welcome to usb-dr.ru homepage info - get ready to check Usb Dr best content right away, or after learning these important things about usb-dr.ru

Качественные, надежные флешки оптом под нанесение логотипа. Самый большой ассортимент и самые приятные цены. Бесплатное нанесение лого. Бесплатная доставка по России. Бесплатная разработка макета. Ски...

Visit usb-dr.ru

Key Findings

We analyzed Usb-dr.ru page load time and found that the first response time was 1.4 sec and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

usb-dr.ru performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value3,730 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

usb-dr.ru

1428 ms

modernizr.js

84 ms

foundation.css

246 ms

responsive-tables.css

167 ms

webicons.css

166 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 83% of them (29 requests) were addressed to the original Usb-dr.ru, 6% (2 requests) were made to Mc.yandex.ru and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Usb-dr.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 474.4 kB (70%)

Content Size

679.0 kB

After Optimization

204.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Usb-dr.ru main page is 679.0 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. 30% of websites need less resources to load. Javascripts take 326.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 32.6 kB

  • Original 40.0 kB
  • After minification 33.0 kB
  • After compression 7.5 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 7.0 kB, which is 18% 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 32.6 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 4.3 kB

  • Original 76.7 kB
  • After minification 72.4 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. Usb Dr images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 227.5 kB

  • Original 326.9 kB
  • After minification 288.6 kB
  • After compression 99.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 227.5 kB or 70% of the original size.

CSS Optimization

-89%

Potential reduce by 210.0 kB

  • Original 235.3 kB
  • After minification 187.2 kB
  • After compression 25.3 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. Usb-dr.ru needs all CSS files to be minified and compressed as it can save up to 210.0 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (63%)

Requests Now

32

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Usb Dr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

usb-dr.ru

usb-dr.ru

1428 ms

modernizr.js

modernizr.js

84 ms

foundation.css

foundation.css

246 ms

responsive-tables.css

responsive-tables.css

167 ms

webicons.css

webicons.css

166 ms

totop.css

totop.css

167 ms

request.css

request.css

164 ms

custom.css

custom.css

324 ms

jquery.js

jquery.js

364 ms

jquery.easing.js

jquery.easing.js

335 ms

foundation.js

foundation.js

336 ms

foundation.abide.js

foundation.abide.js

334 ms

foundation.clearing.js

foundation.clearing.js

361 ms

foundation.offcanvas.js

foundation.offcanvas.js

362 ms

foundation.reveal.js

foundation.reveal.js

362 ms

foundation.equalizer.js

foundation.equalizer.js

363 ms

foundation.accordion.js

foundation.accordion.js

362 ms

totop.js

totop.js

406 ms

lazyload.js

lazyload.js

407 ms

custom.js

custom.js

407 ms

responsive-tables.js

responsive-tables.js

422 ms

3_0_A0A0A0FF_808080FF_0_pageviews

3_0_A0A0A0FF_808080FF_0_pageviews

245 ms

119_12910_1_logo1.svg

119_12910_1_logo1.svg

450 ms

Fleshka-Plastikovaja-346.png

Fleshka-Plastikovaja-346.png

562 ms

loader.gif

loader.gif

399 ms

watch.js

watch.js

180 ms

plus.png

plus.png

219 ms

analytics.js

analytics.js

42 ms

webicon-googleplus.svg

webicon-googleplus.svg

173 ms

webicon-instagram.svg

webicon-instagram.svg

175 ms

close.png

close.png

241 ms

collect

collect

28 ms

collect

collect

72 ms

ui.totop.png

ui.totop.png

128 ms

watch.js

watch.js

437 ms

Accessibility Review

usb-dr.ru accessibility score

77

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

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

High

Links do not have a discernible name

Best Practices

usb-dr.ru best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

usb-dr.ru SEO score

82

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

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usb-dr.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Usb-dr.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

usb-dr.ru

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