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Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

sfgreenbusiness.org

SF Green Business Program | San Francisco Environment Department (SFE)

Page Load Speed

1.2 sec in total

First Response

191 ms

Resources Loaded

898 ms

Page Rendered

158 ms

About Website

Visit sfgreenbusiness.org now to see the best up-to-date SF Green Business content for Bangladesh and also check out these interesting facts you probably never knew about sfgreenbusiness.org

Visit sfgreenbusiness.org

Key Findings

We analyzed Sfgreenbusiness.org page load time and found that the first response time was 191 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sfgreenbusiness.org performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value1,710 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.24

52/100

15%

TTI (Time to Interactive)

Value14.5 s

8/100

10%

Network Requests Diagram

sfgreenbusiness.org

191 ms

green-businesses

258 ms

js

70 ms

css_Bu05OpdyyW2hW3pZVIx3l69E9612pmlv4zx5f7AO9KE.css

5 ms

css2

49 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Sfgreenbusiness.org, 47% (23 requests) were made to Sfenvironment.org and 29% (14 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (258 ms) relates to the external source Sfenvironment.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 154.4 kB (20%)

Content Size

760.0 kB

After Optimization

605.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sfgreenbusiness.org main page is 760.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 447.3 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 110.4 kB

  • Original 168.6 kB
  • After minification 164.2 kB
  • After compression 58.2 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 110.4 kB or 65% of the original size.

Image Optimization

-24%

Potential reduce by 9.6 kB

  • Original 39.4 kB
  • After minification 29.8 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. Obviously, SF Green Business needs image optimization as it can save up to 9.6 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 11.7 kB

  • Original 447.3 kB
  • After minification 447.3 kB
  • After compression 435.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-22%

Potential reduce by 22.7 kB

  • Original 104.6 kB
  • After minification 104.6 kB
  • After compression 82.0 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. Sfgreenbusiness.org needs all CSS files to be minified and compressed as it can save up to 22.7 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (59%)

Requests Now

27

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SF Green Business. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sfgreenbusiness.org accessibility score

89

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

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

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

sfgreenbusiness.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sfgreenbusiness.org SEO score

88

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

High

Tap targets are not sized appropriately

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 Sfgreenbusiness.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 Sfgreenbusiness.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 SF Green Business. 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: