Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 98% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 92

    SEO

    Google-friendlier than
    79% of websites

bza.org

Home - BZA

Page Load Speed

2.2 sec in total

First Response

399 ms

Resources Loaded

1.6 sec

Page Rendered

162 ms

bza.org screenshot

About Website

Click here to check amazing BZA content. Otherwise, check out these important facts you probably never knew about bza.org

Promoting the science of nanoporous materials

Visit bza.org

Key Findings

We analyzed Bza.org page load time and found that the first response time was 399 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 30% of websites can load faster.

Performance Metrics

bza.org performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

84/100

10%

Network Requests Diagram

bza.org

399 ms

style.css

184 ms

css_browser_selector.js

183 ms

navigation.css

188 ms

jquery.min.js

363 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Bza.org, 2% (1 request) were made to Fonts.googleapis.com and 2% (1 request) were made to Fezaconference.org. The less responsive or slowest element that took the longest time to load (860 ms) relates to the external source Fezaconference.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 132.0 kB (66%)

Content Size

198.5 kB

After Optimization

66.5 kB

In fact, the total size of Bza.org main page is 198.5 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 100.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 28.4 kB

  • Original 34.1 kB
  • After minification 27.1 kB
  • After compression 5.7 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. This page needs HTML code to be minified as it can gain 7.0 kB, which is 21% 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 28.4 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 1.2 kB

  • Original 18.9 kB
  • After minification 17.7 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. BZA images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 65.2 kB

  • Original 100.8 kB
  • After minification 99.2 kB
  • After compression 35.6 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 65.2 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 37.3 kB

  • Original 44.7 kB
  • After minification 38.3 kB
  • After compression 7.4 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. Bza.org needs all CSS files to be minified and compressed as it can save up to 37.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (88%)

Requests Now

49

After Optimization

6

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BZA. 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 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bza.org accessibility score

100

Accessibility Issues

Best Practices

bza.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

bza.org SEO score

92

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

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 Bza.org 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 Bza.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

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