Tools & Wizards About Us
efnetrbl.org screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

efnetrbl.org

EFnet RBL

Page Load Speed

384 ms in total

First Response

106 ms

Resources Loaded

195 ms

Page Rendered

83 ms

efnetrbl.org screenshot

About Website

Click here to check amazing EFnet RBL content for Russia. Otherwise, check out these important facts you probably never knew about efnetrbl.org

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Key Findings

We analyzed Efnetrbl.org page load time and found that the first response time was 106 ms and then it took 278 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

efnetrbl.org performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value4,610 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

efnetrbl.org

106 ms

style.css

33 ms

challenge

40 ms

recaptcha.js

3 ms

_ybIlebF30glVVYbEcGVMFBiNcfL7hxHkB7mK26DpaE.js

3 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 40% of them (2 requests) were addressed to the original Efnetrbl.org, 60% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (106 ms) belongs to the original domain Efnetrbl.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 104.7 kB (68%)

Content Size

154.7 kB

After Optimization

50.1 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Efnetrbl.org main page is 154.7 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. Only 10% of websites need less resources to load. Javascripts take 144.0 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 6.3 kB

  • Original 9.8 kB
  • After minification 9.7 kB
  • After compression 3.5 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 6.3 kB or 64% of the original size.

JavaScript Optimization

-68%

Potential reduce by 97.7 kB

  • Original 144.0 kB
  • After minification 143.8 kB
  • After compression 46.3 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 97.7 kB or 68% of the original size.

CSS Optimization

-68%

Potential reduce by 698 B

  • Original 1.0 kB
  • After minification 766 B
  • After compression 330 B

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. Efnetrbl.org needs all CSS files to be minified and compressed as it can save up to 698 B or 68% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EFnet RBL. According to our analytics all requests are already optimized.

Network Requests Diagram

efnetrbl.org

efnetrbl.org

106 ms

style.css

style.css

33 ms

challenge

challenge

40 ms

recaptcha.js

recaptcha.js

3 ms

_ybIlebF30glVVYbEcGVMFBiNcfL7hxHkB7mK26DpaE.js

_ybIlebF30glVVYbEcGVMFBiNcfL7hxHkB7mK26DpaE.js

3 ms

Accessibility Review

efnetrbl.org accessibility score

77

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.

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

Form elements do not have associated labels

Best Practices

efnetrbl.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

efnetrbl.org SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Efnetrbl.org 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 Efnetrbl.org main page’s claimed encoding is iso-8859-1. 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

efnetrbl.org

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