Access semerka.com.ua. Семерка - интернет-магазин. Продажа компьютерной и бытовой техники. Доставка по Киеву и Украине.

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

semerka.com.ua

1376 ms

template_css.css

275 ms

s5_vm_accordion.js

350 ms

adsbygoogle.js

5 ms

fetchscript.php

355 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 38% of them (26 requests) were addressed to the original Semerka.com.ua, 10% (7 requests) were made to Static.xx.fbcdn.net and 7% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Semerka.com.ua.

Content Size

760.8 kB

After Optimization

371.9 kB

In fact, the total size of Semerka.com.ua main page is 760.8 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. 55% of websites need less resources to load. HTML takes 359.5 kB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 334.4 kB

Original 359.5 kB
After minification 357.5 kB
After compression 25.1 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 334.4 kB or 93% of the original size.

Image Optimization

-5%

Potential reduce by 14.8 kB

Original 282.6 kB
After minification 267.8 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. Semerka images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 29.4 kB

Original 106.3 kB
After minification 102.6 kB
After compression 76.9 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 29.4 kB or 28% of the original size.

CSS Optimization

-83%

Potential reduce by 10.3 kB

Original 12.4 kB
After minification 8.1 kB
After compression 2.0 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. Semerka.com.ua needs all CSS files to be minified and compressed as it can save up to 10.3 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Semerka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

The document uses <meta http-equiv="refresh">

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Page is blocked from indexing

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/).

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 Semerka.com.ua 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 Semerka.com.ua 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

semerka.com.ua

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Семерка - интернет-магазин. Продажа компьютерной и бытовой техники. Доставка по Киеву и Украине. - Главная

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

semerka.com.ua

template_css.css

s5_vm_accordion.js

adsbygoogle.js

fetchscript.php

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

semerka.com.ua

template_css.css

s5_vm_accordion.js

adsbygoogle.js

fetchscript.php

fetchscript.php

logo1.jpg

jvclouds.js

swfobject.js

all.js

counter2.0.js

Philips-GC-4440.jpg

Philips_%20RQ%201085.jpg

livehelp5

downarrow_1.gif

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

show_image_in_imgtag.php

ca-pub-3514130496644681.js

zrt_lookup.html

show_ads_impl.js

ads

status-livehelp5-off.gif

osd.js

ads

ads

c.bigmir.net

xd_arbiter.php

xd_arbiter.php