Access 1sota.ispringonline.ru. Платформа для организации дистанционного обучения iSpring Learn

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value2,890 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value23.0 s

1/100

10%

1sota.ispringonline.ru

607 ms

ispring-online

645 ms

ispring-online

694 ms

ispring-learn

428 ms

css

88 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original 1sota.ispringonline.ru, 56% (48 requests) were made to Ispring.ru and 8% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Ispring.ru.

Content Size

848.2 kB

After Optimization

663.2 kB

In fact, the total size of 1sota.ispringonline.ru main page is 848.2 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. 60% of websites need less resources to load. Images take 530.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 128.2 kB

Original 151.4 kB
After minification 115.4 kB
After compression 23.2 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 36.0 kB, which is 24% 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 128.2 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 37.8 kB

Original 530.7 kB
After minification 492.9 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. 1 Sota ISpring Online images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 16.3 kB

Original 115.5 kB
After minification 115.5 kB
After compression 99.2 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 16.3 kB or 14% of the original size.

CSS Optimization

-5%

Potential reduce by 2.7 kB

Original 50.5 kB
After minification 50.5 kB
After compression 47.9 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. 1sota.ispringonline.ru has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 1 Sota ISpring Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 5 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

Heading elements are not in a sequentially-descending order

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

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

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

RU
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 1sota.ispringonline.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 1sota.ispringonline.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

1sota.ispringonline.ru

Open Graph description is not detected on the main page of 1 Sota ISpring Online. 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

Платформа для организации дистанционного обучения iSpring Learn

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

1sota.ispringonline.ru

ispring-online

ispring-online

ispring-learn

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

1sota.ispringonline.ru

ispring-online

ispring-online

ispring-learn

css

css

css

template_fc2f05fceb6daac4bc6278f26897ac30_v1.css

js

y.c.js

stats-1.8.js

template_6e2b99bba21916f065c18d91c2d3643d_v1.js

page_d721e0d6fb6507ac81e30f65e3635a4d_v1.js

gtm_common.js

gtm_ru.js

conversion_async.js

cbh.js

loader.js

analytics.js

mincom.svg

search-v3.svg

cart-v3.svg

account-v3.svg

header_logo_ispring-v4.svg

service-icon.svg

header_list-item-icon.svg

online.svg

submenu-arrow.svg

pixel-grey.gif

play.svg

quote-v2.svg

sdo_sprite_redesign_20221004094335.png

brands.png

studies.svg

courses.svg

steps.svg

calendar.svg

longread.svg

certificate.svg

portal.svg

mobile.svg

users.svg

tests.svg