Access svarka-optiki.ru. Сварка оптики и строительство ВОЛС, сварка и прокладка волс

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value15.0 s

8/100

10%

svarka-optiki.ru

1332 ms

reset.css

267 ms

style.css

763 ms

carousel.css

466 ms

addtocopy.js

565 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 63% of them (52 requests) were addressed to the original Svarka-optiki.ru, 15% (12 requests) were made to Vk.com and 6% (5 requests) were made to Static.siteheart.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Svarka-optiki.ru.

Content Size

1.0 MB

After Optimization

547.2 kB

In fact, the total size of Svarka-optiki.ru main page is 1.0 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. 35% of websites need less resources to load. Images take 416.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 74.8 kB

Original 92.4 kB
After minification 85.8 kB
After compression 17.6 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 74.8 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 32.4 kB

Original 416.9 kB
After minification 384.5 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. Svarka Optiki images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 282.5 kB

Original 407.2 kB
After minification 343.9 kB
After compression 124.7 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 282.5 kB or 69% of the original size.

CSS Optimization

-83%

Potential reduce by 99.5 kB

Original 119.8 kB
After minification 94.4 kB
After compression 20.3 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. Svarka-optiki.ru needs all CSS files to be minified and compressed as it can save up to 99.5 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Svarka Optiki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 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 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

Links do not have a discernible name

High

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

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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

RU
Encoding

WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Svarka-optiki.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 Svarka-optiki.ru 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

svarka-optiki.ru

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

Сварка оптики и строительство ВОЛС, сварка и прокладка волс - Оптические технологии

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

svarka-optiki.ru

reset.css

style.css

carousel.css

addtocopy.js

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

svarka-optiki.ru

reset.css

style.css

carousel.css

addtocopy.js

api.js

jquery.js

jquery.jcarousel.js

AJS.js

AJS_fx.js

gb_scripts.js

gb_styles.css

openapi.js

swfobject.js

sh.js

get_flash_player.gif

bot-bg.gif

head-bg.png

head-plug.png

sea.gif

email.png

excel.png

basket.png

logo.png

topright.png

center-bg.gif

thumb_at-mc13.jpg

thumb_dmc-805x.jpg

thumb_lenta-radlen-s.jpg

thumb_fo-dst.jpg

thumb_sku-2.jpg

thumb_fo-amw-ct.jpg

thumb_ecs2000-18t.jpg

thumb_modul-sfp+-lr-10km-1310nm.jpg

thumb_xenpak-10gb-sr-850-300.jpg

thumb_at-mc103xl.jpg

thumb_opticheskiy-patchcord-odnomodoviy-9-st-upc-simplex.jpg

thumb_fo-epes-ct.jpg

arrow.gif

svarka-banner.gif

thumb_svarochniy_apparat_fujikura_50s.jpg

thumb_skalivatel-sumitomo-fc-6s.jpg

thumb_reflektometr_ando_aq7250.jpg