Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

donriver.com

Blue Planet - transformational software solutions from Ciena - Blue Planet

Page Load Speed

4.7 sec in total

First Response

127 ms

Resources Loaded

4.3 sec

Page Rendered

249 ms

About Website

Visit donriver.com now to see the best up-to-date Donriver content for Russia and also check out these interesting facts you probably never knew about donriver.com

Think big. Scale fast. Transform. Enter Blue Planet. Orchestrate and manage services from end-to-end across both the physical and virtual domains with Blue Planet’s award-winning network orchestration...

Visit donriver.com

Key Findings

We analyzed Donriver.com page load time and found that the first response time was 127 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

donriver.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value5,470 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value25.5 s

0/100

10%

Network Requests Diagram

donriver.com

127 ms

style.css

87 ms

jquery.min.js

7 ms

jquery.cycle.all.js

18 ms

jquery.cycle.all.js

22 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 47% of them (27 requests) were addressed to the original Donriver.com, 18% (10 requests) were made to Google.com and 7% (4 requests) were made to F.vimeocdn.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Donriver.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 855.6 kB (16%)

Content Size

5.5 MB

After Optimization

4.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Donriver.com main page is 5.5 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. 45% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.3 kB

  • Original 33.3 kB
  • After minification 27.8 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 5.5 kB, which is 16% 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 26.3 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 103.8 kB

  • Original 4.4 MB
  • After minification 4.3 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. Donriver images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 360.3 kB

  • Original 622.2 kB
  • After minification 622.1 kB
  • After compression 261.9 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 360.3 kB or 58% of the original size.

CSS Optimization

-85%

Potential reduce by 365.2 kB

  • Original 429.8 kB
  • After minification 416.9 kB
  • After compression 64.6 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. Donriver.com needs all CSS files to be minified and compressed as it can save up to 365.2 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (31%)

Requests Now

51

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Donriver. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

donriver.com accessibility score

78

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

Image elements do not have [alt] attributes

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

donriver.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

donriver.com SEO score

79

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Donriver.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Donriver.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

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