Access spectrsb.ru. Каталог оборудования spectrsb - видеорегистраторы, видеокамеры, домофоны, охранные сигнализации деше...

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.059

98/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

www.spectrsb.ru

794 ms

highslide.css

242 ms

validationEngine.jquery.css

250 ms

jBox.css

275 ms

mBoxModal.css

274 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 79% of them (103 requests) were addressed to the original Spectrsb.ru, 4% (5 requests) were made to Web.redhelper.ru and 3% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Spectrsb.ru.

Content Size

2.3 MB

After Optimization

1.2 MB

In fact, the total size of Spectrsb.ru main page is 2.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 947.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 115.4 kB

Original 141.6 kB
After minification 138.8 kB
After compression 26.3 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 115.4 kB or 81% of the original size.

Image Optimization

-15%

Potential reduce by 137.7 kB

Original 947.7 kB
After minification 810.0 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. Obviously, Spectrsb needs image optimization as it can save up to 137.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 552.5 kB

Original 818.4 kB
After minification 716.2 kB
After compression 265.9 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 552.5 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 288.2 kB

Original 348.2 kB
After minification 330.0 kB
After compression 60.0 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. Spectrsb.ru needs all CSS files to be minified and compressed as it can save up to 288.2 kB or 83% of the original size.

Requests Now

126

After Optimization

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spectrsb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 8 to 1 for CSS 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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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 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.

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spectrsb.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 Spectrsb.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

spectrsb.ru

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

Каталог оборудования spectrsb - видеорегистраторы, видеокамеры, домофоны, охранные сигнализации дешево

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

www.spectrsb.ru

highslide.css

validationEngine.jquery.css

jBox.css

mBoxModal.css

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

www.spectrsb.ru

highslide.css

validationEngine.jquery.css

jBox.css

mBoxModal.css

mForm.css

style.css

style.css

jquery-1.8.3.min.js

jquery.form.js

jquery.timers-1.2.js

highslide-full.packed.js

jquery.validationEngine.js

jquery.validationEngine-ru2.js

mootools-core-1.3.1.js

mootools-more-1.3.1.1.js

jBox.min.js

mForm.Core.js

mForm.Element.js

mForm.Element.Select.js

mForm.Submit.js

modal_window.jBox.js

jquery.tablesorter.min.js

script.js

script.js

share42.js

top100.jcn

main.js

1_1_6189FFFF_4169E1FF_1_pageviews

back_body.jpg

bannerahd4starvis.jpg

back_top_new.jpg

back_top_info.gif

back_button_search2.jpg

back_top_menu_sel.gif

back_top_menu.gif

back_catalog_title_sel.gif

back_catalog_title_unsel.gif

back_catalog_item.gif

111_ahdnew2.jpg

banner2.png

94_sdi.png

fullhdlogo300.png