Tools & Wizards About Us

Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

pdacenter.ru

Сервисный центр PDA: ремонт и обслуживание мобильных устройств в Москве

Page Load Speed

4.6 sec in total

First Response

550 ms

Resources Loaded

3.8 sec

Page Rendered

238 ms

About Website

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

Мы предлагаем услуги по профессиональному ремонту и техническому послегаратийному обслуживанию разного рода портативных устройств (PDA, смартфонов, коммуникаторов).

Visit pdacenter.ru

Key Findings

We analyzed Pdacenter.ru page load time and found that the first response time was 550 ms and then it took 4.1 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

pdacenter.ru performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.6 s

70/100

10%

Network Requests Diagram

pdacenter.ru

550 ms

pdacenter.ru

589 ms

jquery.js

572 ms

jquery.validate.js

568 ms

jquery.lightbox.js

582 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 93% of them (65 requests) were addressed to the original Pdacenter.ru, 3% (2 requests) were made to Mc.yandex.com and 1% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static-maps.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.1 kB (13%)

Content Size

539.8 kB

After Optimization

468.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Pdacenter.ru main page is 539.8 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. 35% of websites need less resources to load. Images take 394.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 47.9 kB

  • Original 60.4 kB
  • After minification 60.2 kB
  • After compression 12.5 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 47.9 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 23.2 kB

  • Original 394.2 kB
  • After minification 371.0 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. PDA Center images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 85.2 kB
  • After minification 85.2 kB
  • After compression 85.2 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.

Requests Breakdown

Number of requests can be reduced by 33 (49%)

Requests Now

67

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PDA Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

pdacenter.ru accessibility score

82

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

<input type="image"> elements do not have [alt] text

Best Practices

pdacenter.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

pdacenter.ru SEO score

91

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

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

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pdacenter.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Pdacenter.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

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