Access optic-spb.ru. Тепловизоры, цифровые прицелы ночного видения, бинокли | АО "Барс"

optic-spb.ru screenshot

13

Performance

Renders faster than
25% of other websites
56

Accessibility

Visual factors better than
that of 24% of websites
58

Best Practices

More advanced features
available than in
20% of websites
90

SEO

Google-friendlier than
68% of websites

First Response

572 ms

Resources Loaded

13.3 sec

Page Rendered

541 ms

optic-spb.ru screenshot

About Website

Visit optic-spb.ru now to see the best up-to-date Optic Spb content for Russia and also check out these interesting facts you probably never knew about optic-spb.ru

Компания "Барс" - официальный дистрибьютор Yukon и других мировых брендов.Тепловизоры, цифровые приборы ночного видения, охотничьи прицелы и фонари, бинокли, подзорные трубы. Гарантия. Доставка по Рос...

Visit optic-spb.ru

Key Findings

We analyzed Optic-spb.ru page load time and found that the first response time was 572 ms and then it took 13.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.405

24/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

optic-spb.ru

572 ms

optic-spb.ru

835 ms

less.min.js

419 ms

jquery-1.8.2.min.js

4544 ms

jquery.fancybox.pack.js

416 ms

Our browser made a total of 267 requests to load all elements on the main page. We found that 96% of them (256 requests) were addressed to the original Optic-spb.ru, 1% (3 requests) were made to Code.jivosite.com and 1% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Optic-spb.ru.

Content Size

25.8 MB

After Optimization

9.7 MB

In fact, the total size of Optic-spb.ru main page is 25.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 24.9 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 255.0 kB

Original 289.9 kB
After minification 254.7 kB
After compression 34.9 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 35.2 kB, which is 12% 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 255.0 kB or 88% of the original size.

Image Optimization

-63%

Potential reduce by 15.8 MB

Original 24.9 MB
After minification 9.1 MB

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, Optic Spb needs image optimization as it can save up to 15.8 MB or 63% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 4.6 kB

Original 583.1 kB
After minification 583.1 kB
After compression 578.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 580 B

Original 17.6 kB
After minification 17.6 kB
After compression 17.0 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. Optic-spb.ru has all CSS files already compressed.

Requests Now

257

After Optimization

235

The browser has sent 257 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optic Spb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 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 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

Image elements do not have [alt] attributes

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

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

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 Optic-spb.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 Optic-spb.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

optic-spb.ru

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