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bio.prlog.org screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

bio.prlog.org

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Page Load Speed

767 ms in total

First Response

92 ms

Resources Loaded

239 ms

Page Rendered

436 ms

bio.prlog.org screenshot

About Website

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Key Findings

We analyzed Bio.prlog.org page load time and found that the first response time was 92 ms and then it took 675 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

bio.prlog.org performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

bio.prlog.org

92 ms

logo-2.png

43 ms

sm84.png

32 ms

analytics.js

53 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that 25% of them (1 request) were addressed to the original Bio.prlog.org, 50% (2 requests) were made to Dj5dehgem20mk.cloudfront.net and 25% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (92 ms) belongs to the original domain Bio.prlog.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.3 kB (41%)

Content Size

63.8 kB

After Optimization

37.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Bio.prlog.org main page is 63.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 37.9 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 25.8 kB

  • Original 37.9 kB
  • After minification 37.9 kB
  • After compression 12.1 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 25.8 kB or 68% of the original size.

Image Optimization

-8%

Potential reduce by 397 B

  • Original 5.0 kB
  • After minification 4.6 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. Bio Prlog images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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. This website has mostly compressed JavaScripts.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • Images
  • JavaScript

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Prlog. According to our analytics all requests are already optimized.

Network Requests Diagram

bio.prlog.org

bio.prlog.org

92 ms

logo-2.png

logo-2.png

43 ms

sm84.png

sm84.png

32 ms

analytics.js

analytics.js

53 ms

Accessibility Review

bio.prlog.org accessibility score

82

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

Links do not have a discernible name

Best Practices

bio.prlog.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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

bio.prlog.org SEO score

100

Search Engine Optimization Advices

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 Bio.prlog.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 Bio.prlog.org 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

bio.prlog.org

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