Tools & Wizards About Us
oceanolog.ru screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

oceanolog.ru

Океанолог | О Земле, Воде и Небе

Page Load Speed

42.4 sec in total

First Response

1 sec

Resources Loaded

40.9 sec

Page Rendered

483 ms

oceanolog.ru screenshot

About Website

Click here to check amazing Oceanolog content. Otherwise, check out these important facts you probably never knew about oceanolog.ru

Научно-популярный сайт об океанаха, атмосфере, земле и космосе. Последние новости из мира науки и техники.

Visit oceanolog.ru

Key Findings

We analyzed Oceanolog.ru page load time and found that the first response time was 1 sec and then it took 41.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

oceanolog.ru performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

oceanolog.ru

1002 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

257 ms

css_Y_puq2oEUksJpmLViuSdjUa4eUKXBmgPxdrrT406TyY.css

256 ms

css_TAEdwojsYqm7N6Pdy0_6MBBX8sdrS3gV_3eMuQukMrE.css

259 ms

css_D4_dhkptfvS2XFXMJfn9kSEuor4G48I4Pk0asSFumIE.css

261 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 90% of them (62 requests) were addressed to the original Oceanolog.ru, 3% (2 requests) were made to Pr.prchecker.info and 3% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Hit16.hotlog.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 372.2 kB (15%)

Content Size

2.6 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oceanolog.ru main page is 2.6 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. 35% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 84.5 kB

  • Original 102.2 kB
  • After minification 97.5 kB
  • After compression 17.7 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 84.5 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 182.7 kB

  • Original 2.3 MB
  • After minification 2.1 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. Oceanolog images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 8.8 kB
  • After minification 8.8 kB
  • After compression 8.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-81%

Potential reduce by 104.9 kB

  • Original 128.8 kB
  • After minification 122.9 kB
  • After compression 23.9 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. Oceanolog.ru needs all CSS files to be minified and compressed as it can save up to 104.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (30%)

Requests Now

64

After Optimization

45

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oceanolog. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

oceanolog.ru

oceanolog.ru

1002 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

257 ms

css_Y_puq2oEUksJpmLViuSdjUa4eUKXBmgPxdrrT406TyY.css

css_Y_puq2oEUksJpmLViuSdjUa4eUKXBmgPxdrrT406TyY.css

256 ms

css_TAEdwojsYqm7N6Pdy0_6MBBX8sdrS3gV_3eMuQukMrE.css

css_TAEdwojsYqm7N6Pdy0_6MBBX8sdrS3gV_3eMuQukMrE.css

259 ms

css_D4_dhkptfvS2XFXMJfn9kSEuor4G48I4Pk0asSFumIE.css

css_D4_dhkptfvS2XFXMJfn9kSEuor4G48I4Pk0asSFumIE.css

261 ms

css_I3IHhRiCJc6RsolKeSj5cmO9jH-IRVuVJf0RnZAVsT8.css

css_I3IHhRiCJc6RsolKeSj5cmO9jH-IRVuVJf0RnZAVsT8.css

522 ms

css_20s53WOBYii2UTLLOUMTP9PoVd-DY0uBcZpL5DQYbew.css

css_20s53WOBYii2UTLLOUMTP9PoVd-DY0uBcZpL5DQYbew.css

394 ms

css_BvmFv7gSj-xAh36hR8wdAQFoTAgNs71JXhfMvI77-BA.css

css_BvmFv7gSj-xAh36hR8wdAQFoTAgNs71JXhfMvI77-BA.css

508 ms

css_YqEuZ-snY_FFwfRqXAPPfCv3CwxMjooCEJ-O5sQ0bDw.css

css_YqEuZ-snY_FFwfRqXAPPfCv3CwxMjooCEJ-O5sQ0bDw.css

382 ms

js_YD9ro0PAqY25gGWrTki6TjRUG8TdokmmxjfqpNNfzVU.js

js_YD9ro0PAqY25gGWrTki6TjRUG8TdokmmxjfqpNNfzVU.js

651 ms

js_onbE0n0cQY6KTDQtHO_E27UBymFC-RuqypZZ6Zxez-o.js

js_onbE0n0cQY6KTDQtHO_E27UBymFC-RuqypZZ6Zxez-o.js

391 ms

js_CVK1oMmRZaTXSjlH1aDSTbjeY2WNlKqORIzvwkUNdlE.js

js_CVK1oMmRZaTXSjlH1aDSTbjeY2WNlKqORIzvwkUNdlE.js

635 ms

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js_1J40K-Ucn_vVUJHJcIpcKEM0beYjRZp8exRQVNak1Ao.js

525 ms

counter_cv.js

counter_cv.js

19935 ms

getpr.php

getpr.php

65 ms

body.png

body.png

133 ms

logo.png

logo.png

256 ms

logo_mobile.png

logo_mobile.png

129 ms

menu-leaf.png

menu-leaf.png

131 ms

side.png

side.png

263 ms

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message-24-error.png

133 ms

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640 ms

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394 ms

up.png

up.png

265 ms

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263 ms

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labradorsea08082023.jpg

382 ms

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394 ms

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657 ms

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397 ms

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765 ms

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antanimation0122015.jpg

787 ms

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788 ms

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529 ms

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lutec10102014.jpg

662 ms

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1147 ms

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789 ms

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797 ms

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892 ms

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916 ms

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919 ms

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919 ms

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929 ms

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1019 ms

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1048 ms

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pluto160614.jpg

1049 ms

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1050 ms

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1060 ms

feed.png

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1146 ms

search.png

search.png

1178 ms

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1181 ms

aci.js

aci.js

540 ms

giantplanets1.jpg

giantplanets1.jpg

1151 ms

hit

hit

266 ms

image1.gif

image1.gif

108 ms

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plut160414.jpg

1067 ms

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titan170414.jpg

1145 ms

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life150514.jpg

1146 ms

star.png

star.png

1180 ms

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1062 ms

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gibraltar160614.jpg

1054 ms

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pluto160614.jpg

1063 ms

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lizard040614.jpg

1139 ms

hit

hit

519 ms

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labradorsea08082023.jpg

1022 ms

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blackcarbon13022023.jpg

1049 ms

antanimation0122015.jpg

antanimation0122015.jpg

1053 ms

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133 ms

count

count

19997 ms

bg_tab.png

bg_tab.png

135 ms

Accessibility Review

oceanolog.ru accessibility score

73

Accessibility Issues

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

Internationalization and localization

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

Impact

Issue

High

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

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

oceanolog.ru best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

oceanolog.ru SEO score

91

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 Oceanolog.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 Oceanolog.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

oceanolog.ru

Open Graph data is detected on the main page of Oceanolog. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: