Tools & Wizards About Us
rdebc.ru screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

rdebc.ru

ГБУ ДО «Эколого-биологический центр» Министерства просвещения и науки КБР

Page Load Speed

9.5 sec in total

First Response

585 ms

Resources Loaded

8.2 sec

Page Rendered

678 ms

rdebc.ru screenshot

About Website

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

Visit rdebc.ru

Key Findings

We analyzed Rdebc.ru page load time and found that the first response time was 585 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

rdebc.ru performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

rdebc.ru

585 ms

rdebc.ru

1529 ms

button.css

156 ms

form.css

311 ms

font-awesome.css

440 ms

Our browser made a total of 164 requests to load all elements on the main page. We found that 60% of them (98 requests) were addressed to the original Rdebc.ru, 10% (17 requests) were made to Cdn.smart-bilet.ru and 5% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Rdebc.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (32%)

Content Size

3.6 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rdebc.ru main page is 3.6 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. 75% 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 704.3 kB

  • Original 772.1 kB
  • After minification 766.7 kB
  • After compression 67.9 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. 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 704.3 kB or 91% of the original size.

Image Optimization

-4%

Potential reduce by 70.9 kB

  • Original 1.9 MB
  • After minification 1.8 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. Rdebc images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 275.0 kB

  • Original 677.1 kB
  • After minification 666.3 kB
  • After compression 402.1 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 275.0 kB or 41% of the original size.

CSS Optimization

-43%

Potential reduce by 121.4 kB

  • Original 283.6 kB
  • After minification 281.2 kB
  • After compression 162.2 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. Rdebc.ru needs all CSS files to be minified and compressed as it can save up to 121.4 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 91 (61%)

Requests Now

149

After Optimization

58

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 149 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdebc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and from 35 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rdebc.ru

rdebc.ru

585 ms

rdebc.ru

rdebc.ru

1529 ms

button.css

button.css

156 ms

form.css

form.css

311 ms

font-awesome.css

font-awesome.css

440 ms

css

css

38 ms

global.css

global.css

431 ms

cv.css

cv.css

442 ms

style.min.css

style.min.css

562 ms

bbspoiler.css

bbspoiler.css

446 ms

cool-tag-cloud.css

cool-tag-cloud.css

466 ms

styles.css

styles.css

585 ms

fonts.css

fonts.css

605 ms

sumoselect.min.css

sumoselect.min.css

625 ms

jquery.mCustomScrollbar.min.css

jquery.mCustomScrollbar.min.css

623 ms

css

css

35 ms

styles.min.css

styles.min.css

619 ms

style.css

style.css

716 ms

dashicons.min.css

dashicons.min.css

873 ms

style.css

style.css

765 ms

style.css

style.css

773 ms

all.min.css

all.min.css

927 ms

css

css

42 ms

style.basic.css

style.basic.css

779 ms

style-curvy-blue.css

style-curvy-blue.css

870 ms

style.css

style.css

930 ms

all.css

all.css

36 ms

v4-shims.css

v4-shims.css

48 ms

jquery.min.js

jquery.min.js

917 ms

jquery-migrate.min.js

jquery-migrate.min.js

919 ms

usernoise.js

usernoise.js

1010 ms

button.js

button.js

1011 ms

circle-progress.js

circle-progress.js

1059 ms

global.js

global.js

1080 ms

bbspoiler.js

bbspoiler.js

1078 ms

js.cookie.js

js.cookie.js

1079 ms

js.for.the.visually.impaired.js

js.for.the.visually.impaired.js

1151 ms

jquery.sumoselect.min.js

jquery.sumoselect.min.js

1153 ms

tocca.min.js

tocca.min.js

1199 ms

jquery.mCustomScrollbar.concat.min.js

jquery.mCustomScrollbar.concat.min.js

1244 ms

jquery.fullscreen.min.js

jquery.fullscreen.min.js

1231 ms

scripts.min.js

scripts.min.js

1370 ms

css

css

30 ms

script.min.js

script.min.js

604 ms

695 ms

share.js

share.js

774 ms

cv.js

cv.js

1293 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

1150 ms

ResizeSensor.min.js

ResizeSensor.min.js

1044 ms

theia-sticky-sidebar.min.js

theia-sticky-sidebar.min.js

980 ms

navigation.js

navigation.js

973 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

1169 ms

custom.js

custom.js

1169 ms

html5shiv.js

html5shiv.js

1150 ms

asl-prereq.js

asl-prereq.js

1053 ms

asl-core.js

asl-core.js

1033 ms

asl-results-vertical.js

asl-results-vertical.js

1012 ms

asl-autocomplete.js

asl-autocomplete.js

996 ms

asl-load.js

asl-load.js

993 ms

asl-wrapper.js

asl-wrapper.js

1855 ms

script.min.js

script.min.js

1763 ms

hoverIntent.min.js

hoverIntent.min.js

1713 ms

maxmegamenu.js

maxmegamenu.js

1710 ms

font-awesome.min.css

font-awesome.min.css

30 ms

versiya-dlya-slabovidyashhih_2.png

versiya-dlya-slabovidyashhih_2.png

1428 ms

e1558b8s-960-300x225.jpg

e1558b8s-960-300x225.jpg

1422 ms

scale_1200-300x200.jpg

scale_1200-300x200.jpg

1421 ms

8d075b5c-9d13-4301-87b1-260611f9926f-300x141.jpg

8d075b5c-9d13-4301-87b1-260611f9926f-300x141.jpg

1423 ms

%D0%98%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5_WhatsApp_2024-01-30_%D0%B2_10.26.42_796f19f6-300x248.jpg

%D0%98%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5_WhatsApp_2024-01-30_%D0%B2_10.26.42_796f19f6-300x248.jpg

1435 ms

6-%E2%80%94-%D0%BA%D0%BE%D0%BF%D0%B8%D1%8F-e1717057689369-261x300.jpg

6-%E2%80%94-%D0%BA%D0%BE%D0%BF%D0%B8%D1%8F-e1717057689369-261x300.jpg

1435 ms

msg-1001725999011-1790.jpg

msg-1001725999011-1790.jpg

1425 ms

MG_7041-2-300x200.jpg

MG_7041-2-300x200.jpg

1431 ms

WhatsApp-Image-2024-04-15-at-10.32.22-300x225.jpeg

WhatsApp-Image-2024-04-15-at-10.32.22-300x225.jpeg

1430 ms

%D0%97%D0%B0%D1%81%D1%82%D0%B0%D0%B2%D0%BA%D0%B0-3-300x169.jpg

%D0%97%D0%B0%D1%81%D1%82%D0%B0%D0%B2%D0%BA%D0%B0-3-300x169.jpg

1433 ms

a5b7af2f-9dd1-4592-8a90-9918b48a0224-300x141.jpg

a5b7af2f-9dd1-4592-8a90-9918b48a0224-300x141.jpg

1435 ms

19c0cb10-3406-4c7c-89b1-b0b482a77b73.jpg

19c0cb10-3406-4c7c-89b1-b0b482a77b73.jpg

1673 ms

1714638423968-300x225.jpg

1714638423968-300x225.jpg

1674 ms

%D0%91%D0%B5%D0%B7-%D0%BD%D0%B0%D0%B7%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F-300x180.jpg

%D0%91%D0%B5%D0%B7-%D0%BD%D0%B0%D0%B7%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F-300x180.jpg

1674 ms

WhatsApp-Image-2024-04-15-at-10.32.22-300x225.jpeg

WhatsApp-Image-2024-04-15-at-10.32.22-300x225.jpeg

1675 ms

image-300x225.png

image-300x225.png

2016 ms

photo_2024-03-25_21-28-20-300x196.jpg

photo_2024-03-25_21-28-20-300x196.jpg

1675 ms

cd1c9a01-126b-40a7-ac3c-69d55687839d-1-300x200.jpg

cd1c9a01-126b-40a7-ac3c-69d55687839d-1-300x200.jpg

1682 ms

msg-748619627-647920-1-300x173.jpg

msg-748619627-647920-1-300x173.jpg

1733 ms

geogr_02-300x200.jpg

geogr_02-300x200.jpg

1734 ms

1-1-1-225x300.jpg

1-1-1-225x300.jpg

1732 ms

gosuslugi-logo-blue.svg

gosuslugi-logo-blue.svg

124 ms

banner.jpg

banner.jpg

1325 ms

logo.38159667.png

logo.38159667.png

935 ms

DOSTsreda.png

DOSTsreda.png

1333 ms

3_1_FFFFFCFF_DFEDDCFF_0_pageviews

3_1_FFFFFCFF_DFEDDCFF_0_pageviews

708 ms

PDDRF.png

PDDRF.png

1323 ms

fon-dlya-saita-1.jpg

fon-dlya-saita-1.jpg

1928 ms

easywp-content-wrapper.png

easywp-content-wrapper.png

2079 ms

06.jpg

06.jpg

1927 ms

DSC_0028.jpg

DSC_0028.jpg

1926 ms

DSC_0361.jpg

DSC_0361.jpg

1820 ms

IMG_1200.jpg

IMG_1200.jpg

1816 ms

%D0%A8%D0%90%D0%92%D0%90%D0%95%D0%92%D0%90_1%D0%9C%D0%95%D0%A1%D0%A2%D0%9E.jpg

%D0%A8%D0%90%D0%92%D0%90%D0%95%D0%92%D0%90_1%D0%9C%D0%95%D0%A1%D0%A2%D0%9E.jpg

1869 ms

DSC_0279.jpg

DSC_0279.jpg

2060 ms

14-volontery.jpg

14-volontery.jpg

1932 ms

DSC_0308.jpg

DSC_0308.jpg

2058 ms

DSC_0238.jpg

DSC_0238.jpg

2057 ms

L0xhDFMnlVwD4h3Lt9JWnbX3jG-2X3LAE1ofFg.ttf

L0xhDFMnlVwD4h3Lt9JWnbX3jG-2X3LAE1ofFg.ttf

111 ms

L0xhDFMnlVwD4h3Lt9JWnbX3jG-2X5XHE1ofFg.ttf

L0xhDFMnlVwD4h3Lt9JWnbX3jG-2X5XHE1ofFg.ttf

112 ms

wARDj0u

wARDj0u

5 ms

Lato-Regular.woff

Lato-Regular.woff

766 ms

04.jpg

04.jpg

2004 ms

4iCs6KVjbNBYlgo6eA.ttf

4iCs6KVjbNBYlgo6eA.ttf

163 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

114 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

162 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

163 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

162 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

162 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

163 ms

event-list

event-list

1259 ms

1

1

144 ms

9-volontery.jpg

9-volontery.jpg

1218 ms

olimpiada-shkolnikov-regionalnyj-etap.jpg

olimpiada-shkolnikov-regionalnyj-etap.jpg

1376 ms

23.jpg

23.jpg

1289 ms

tag.js

tag.js

481 ms

IMG_1075.jpg

IMG_1075.jpg

996 ms

Scan4.jpg

Scan4.jpg

1002 ms

IMG_20190329_175103.jpg

IMG_20190329_175103.jpg

1005 ms

17.jpg

17.jpg

1016 ms

06_1.jpg

06_1.jpg

1091 ms

ok.png

ok.png

1195 ms

ajax_loader.png

ajax_loader.png

1194 ms

green-left.png

green-left.png

1193 ms

jquery-ui.min.css

jquery-ui.min.css

1345 ms

loaders.min.css

loaders.min.css

1134 ms

template_styles.min.css

template_styles.min.css

1662 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

1651 ms

jquery.matchHeight.min.js

jquery.matchHeight.min.js

1148 ms

loaders.css.min.js

loaders.css.min.js

1147 ms

locale.js

locale.js

1992 ms

header.js

header.js

1602 ms

footer.js

footer.js

1380 ms

browser.min.js

browser.min.js

334 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

1604 ms

tooltipster.bundle.min.js

tooltipster.bundle.min.js

1925 ms

eventCardBar.js

eventCardBar.js

1890 ms

779 ms

browser.min.js

browser.min.js

29 ms

advert.gif

advert.gif

644 ms

e690f6dd33c8870d6972.yandex.ru.js

e690f6dd33c8870d6972.yandex.ru.js

253 ms

react-with-dom.min.js

react-with-dom.min.js

452 ms

e86730d71c80684073ef.yandex.ru.js

e86730d71c80684073ef.yandex.ru.js

503 ms

b1b826a1e28e6566f4cf.yandex.ru.js

b1b826a1e28e6566f4cf.yandex.ru.js

688 ms

sync_cookie_image_decide

sync_cookie_image_decide

171 ms

1

1

131 ms

1

1

262 ms

3_1_FFFFFFFF_EFEFEFFF_0_pageviews

3_1_FFFFFFFF_EFEFEFFF_0_pageviews

138 ms

svg.min.css

svg.min.css

276 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

260 ms

tooltipster.bundle.min.js

tooltipster.bundle.min.js

283 ms

hit

hit

541 ms

analytics.js

analytics.js

65 ms

event-list-fast-json

event-list-fast-json

292 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

267 ms

collect

collect

12 ms

24315898

24315898

131 ms

js

js

69 ms

d3.min.js

d3.min.js

335 ms

openapi.c340c125c61ec5745ebb2a98626e46ab.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

238 ms

Accessibility Review

rdebc.ru accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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

Links do not have a discernible name

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

rdebc.ru best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rdebc.ru SEO score

85

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

Mobile Friendly

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/).

Impact

Issue

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 Rdebc.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 Rdebc.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

rdebc.ru

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