Tools & Wizards About Us
bxr.su screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

bxr.su

BXR.SU — Super User's BSD Cross Reference — BSD Search Engine

Page Load Speed

2.1 sec in total

First Response

297 ms

Resources Loaded

1.8 sec

Page Rendered

65 ms

bxr.su screenshot

About Website

Click here to check amazing BXR content for Poland. Otherwise, check out these important facts you probably never knew about bxr.su

A very fast source-code search engine, based on OpenGrok, that covers the complete kernel and non-GNU userland source trees of FreeBSD, NetBSD, OpenBSD and DragonFly BSD.

Visit bxr.su

Key Findings

We analyzed Bxr.su page load time and found that the first response time was 297 ms and then it took 1.8 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

bxr.su performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

bxr.su

297 ms

style.css

97 ms

jquery.tooltip.css

190 ms

jquery-1.4.4.min.js

384 ms

jquery.tooltip-1.3.pack.js

192 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 89% of them (8 requests) were addressed to the original Bxr.su, 11% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (384 ms) belongs to the original domain Bxr.su.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.6 kB (28%)

Content Size

56.5 kB

After Optimization

40.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bxr.su main page is 56.5 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 39.2 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 2.6 kB

  • Original 4.2 kB
  • After minification 3.9 kB
  • After compression 1.6 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 2.6 kB or 62% of the original size.

Image Optimization

-4%

Potential reduce by 180 B

  • Original 4.9 kB
  • After minification 4.8 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. BXR images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 8.3 kB

  • Original 39.2 kB
  • After minification 38.8 kB
  • After compression 30.9 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 8.3 kB or 21% of the original size.

CSS Optimization

-54%

Potential reduce by 4.4 kB

  • Original 8.2 kB
  • After minification 8.1 kB
  • After compression 3.7 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. Bxr.su needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 54% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BXR. According to our analytics all requests are already optimized.

Network Requests Diagram

bxr.su

bxr.su

297 ms

style.css

style.css

97 ms

jquery.tooltip.css

jquery.tooltip.css

190 ms

jquery-1.4.4.min.js

jquery-1.4.4.min.js

384 ms

jquery.tooltip-1.3.pack.js

jquery.tooltip-1.3.pack.js

192 ms

utils.js

utils.js

192 ms

combined.png

combined.png

96 ms

print.css

print.css

97 ms

1

1

139 ms

Accessibility Review

bxr.su accessibility score

88

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.

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

bxr.su best practices score

75

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

SEO Factors

bxr.su SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bxr.su can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Bxr.su 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

bxr.su

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