Tools & Wizards About Us
gbsad.ru screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    55% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

gbsad.ru

http://gbsad.ru

Page Load Speed

2.7 sec in total

First Response

678 ms

Resources Loaded

1.9 sec

Page Rendered

143 ms

gbsad.ru screenshot

About Website

Welcome to gbsad.ru homepage info - get ready to check Gbsad best content for Russia right away, or after learning these important things about gbsad.ru

Федеральное государственное бюджетное учреждение науки Главный ботанический сад им. Н.В. Цицина Российской академии наук (ГБС РАН)

Visit gbsad.ru

Key Findings

We analyzed Gbsad.ru page load time and found that the first response time was 678 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

gbsad.ru performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value38.8 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.376

28/100

15%

TTI (Time to Interactive)

Value23.3 s

1/100

10%

Network Requests Diagram

gbsad.ru

678 ms

core.css

138 ms

style.css

268 ms

style.css

269 ms

style.css

270 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 94% of them (29 requests) were addressed to the original Gbsad.ru, 3% (1 request) were made to Informer.gismeteo.ru and 3% (1 request) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (746 ms) relates to the external source Informer.gismeteo.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 134.1 kB (58%)

Content Size

229.8 kB

After Optimization

95.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gbsad.ru main page is 229.8 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. 25% of websites need less resources to load. Javascripts take 86.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 33.1 kB

  • Original 40.1 kB
  • After minification 33.1 kB
  • After compression 7.0 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 7.0 kB, which is 18% 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 33.1 kB or 83% of the original size.

Image Optimization

-14%

Potential reduce by 10.5 kB

  • Original 74.3 kB
  • After minification 63.7 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, Gbsad needs image optimization as it can save up to 10.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-78%

Potential reduce by 67.5 kB

  • Original 86.4 kB
  • After minification 67.8 kB
  • After compression 19.0 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 67.5 kB or 78% of the original size.

CSS Optimization

-79%

Potential reduce by 23.0 kB

  • Original 29.0 kB
  • After minification 23.3 kB
  • After compression 6.1 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. Gbsad.ru needs all CSS files to be minified and compressed as it can save up to 23.0 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (55%)

Requests Now

29

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gbsad. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gbsad.ru

gbsad.ru

678 ms

core.css

core.css

138 ms

style.css

style.css

268 ms

style.css

style.css

269 ms

style.css

style.css

270 ms

styles.css

styles.css

272 ms

template_styles.css

template_styles.css

405 ms

core.js

core.js

274 ms

core_ajax.js

core_ajax.js

397 ms

session.js

session.js

395 ms

common.css

common.css

397 ms

colors.css

colors.css

399 ms

script.js

script.js

421 ms

script.js

script.js

528 ms

27612-10.GIF

27612-10.GIF

746 ms

b7b39b7af15f6c851e6ef41880d03a68.gif

b7b39b7af15f6c851e6ef41880d03a68.gif

143 ms

top-menu-corners.gif

top-menu-corners.gif

139 ms

0007n.jpg

0007n.jpg

272 ms

0002n.jpg

0002n.jpg

268 ms

realizacia.jpg

realizacia.jpg

139 ms

pozdr.jpg

pozdr.jpg

248 ms

fp-flower.gif

fp-flower.gif

400 ms

28ba3f215d5809d0215bb0ce0bfe4c98.jpg

28ba3f215d5809d0215bb0ce0bfe4c98.jpg

401 ms

icons-sprite.gif

icons-sprite.gif

265 ms

folder_close.gif

folder_close.gif

260 ms

page.gif

page.gif

281 ms

sidebar-corners.gif

sidebar-corners.gif

387 ms

sidebar-header-border.gif

sidebar-header-border.gif

289 ms

loupe.gif

loupe.gif

392 ms

footer-corner.gif

footer-corner.gif

397 ms

counter2

counter2

137 ms

Accessibility Review

gbsad.ru accessibility score

63

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

gbsad.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

gbsad.ru SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Gbsad.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 Gbsad.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

gbsad.ru

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