Access 7stom.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value13,900 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

7stom.com

488 ms

www.7stom.com

1059 ms

style.css

1114 ms

style.css

344 ms

width.js

349 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 48% of them (29 requests) were addressed to the original 7stom.com, 20% (12 requests) were made to Vk.com and 7% (4 requests) were made to Yastatic.net. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain 7stom.com.

Content Size

1.0 MB

After Optimization

628.7 kB

In fact, the total size of 7stom.com 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 566.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 50.7 kB

Original 62.4 kB
After minification 55.2 kB
After compression 11.6 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. This page needs HTML code to be minified as it can gain 7.2 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 50.7 kB or 81% of the original size.

Image Optimization

-11%

Potential reduce by 64.6 kB

Original 566.4 kB
After minification 501.7 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, 7 Stom needs image optimization as it can save up to 64.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 245.4 kB

Original 350.0 kB
After minification 291.7 kB
After compression 104.6 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 245.4 kB or 70% of the original size.

CSS Optimization

-79%

Potential reduce by 40.6 kB

Original 51.4 kB
After minification 43.8 kB
After compression 10.7 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. 7stom.com needs all CSS files to be minified and compressed as it can save up to 40.6 kB or 79% of the original size.

Requests Now

After Optimization

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 7 Stom. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

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

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

Displays images with incorrect aspect ratio

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

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 7stom.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 7stom.com 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

7stom.com

Open Graph description is not detected on the main page of 7 Stom. 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

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

7stom.com

www.7stom.com

style.css

style.css

width.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

7stom.com

www.7stom.com

style.css

style.css

width.js

jquery.js

imagesize.js

copy.js

openapi.js

share.js

wowslider.js

script.js

as.png

logo.png

95006109168_69512039398

1013850979_94019783693

kosmetologija-v-peterburge.gif

stomatologija-v-Sankt-Peterburge.JPG

stomatologija-v-Peterburge.jpg

arrows.png

contact.png

staticbg.png

btn2.png

menu.gif

menub.gif

menu_line.gif

zub.gif

stomatologija_oplata_kartoj.png

wifi-free.png

line.gif

footer.gif

hit

b-share-form-button.png

watch.js

b-share-form-button_share__icon.png

b-share-icon.png

b-share-popup_down__tail.png

upload.gif

widget_community.php

loader_nav19188_3.js

lite.css

lite.js

lang3_0.js

widget_community.css