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warehouse.sfenvironment.org screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

warehouse.sfenvironment.org

City & County of San Francisco Virtual Warehouse-httpsB

Page Load Speed

877 ms in total

First Response

67 ms

Resources Loaded

621 ms

Page Rendered

189 ms

warehouse.sfenvironment.org screenshot

About Website

Click here to check amazing Warehouse Sfenvironment content for United States. Otherwise, check out these important facts you probably never knew about warehouse.sfenvironment.org

The City & County of San Francisco's Virtual Warehouse is an online materials exchange system for surplus items - office furniture, computers, equipment, and supplies - among San Francisco City Depart...

Visit warehouse.sfenvironment.org

Key Findings

We analyzed Warehouse.sfenvironment.org page load time and found that the first response time was 67 ms and then it took 810 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

warehouse.sfenvironment.org performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.244

51/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

warehouse.sfenvironment.org

67 ms

virtualwarehouse

274 ms

js

70 ms

css_Bu05OpdyyW2hW3pZVIx3l69E9612pmlv4zx5f7AO9KE.css

9 ms

css2

81 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Warehouse.sfenvironment.org, 57% (21 requests) were made to Sfenvironment.org and 27% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (274 ms) relates to the external source Sfenvironment.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.6 kB (41%)

Content Size

356.5 kB

After Optimization

209.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Warehouse.sfenvironment.org main page is 356.5 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. 65% of websites need less resources to load. HTML takes 169.1 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 110.5 kB

  • Original 169.1 kB
  • After minification 164.7 kB
  • After compression 58.7 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. 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 110.5 kB or 65% of the original size.

Image Optimization

-19%

Potential reduce by 2.4 kB

  • Original 12.3 kB
  • After minification 10.0 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, Warehouse Sfenvironment needs image optimization as it can save up to 2.4 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 11.1 kB

  • Original 70.4 kB
  • After minification 70.4 kB
  • After compression 59.2 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 11.1 kB or 16% of the original size.

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. Warehouse.sfenvironment.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 11 (58%)

Requests Now

19

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Warehouse Sfenvironment. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

warehouse.sfenvironment.org

warehouse.sfenvironment.org

67 ms

virtualwarehouse

virtualwarehouse

274 ms

js

js

70 ms

css_Bu05OpdyyW2hW3pZVIx3l69E9612pmlv4zx5f7AO9KE.css

css_Bu05OpdyyW2hW3pZVIx3l69E9612pmlv4zx5f7AO9KE.css

9 ms

css2

css2

81 ms

css_q0ZzKVi4K9hsZukZca8Nn-d__85FnZovx2l7A3EfhbI.css

css_q0ZzKVi4K9hsZukZca8Nn-d__85FnZovx2l7A3EfhbI.css

27 ms

css_0vKzRxkCIWGYEEZNoQr1DFje-ZKu2vJ36vHl6qTRFwQ.css

css_0vKzRxkCIWGYEEZNoQr1DFje-ZKu2vJ36vHl6qTRFwQ.css

41 ms

js

js

103 ms

7997.js

7997.js

100 ms

js_ZeiWw0TajjzH_kDuP-kuakNyHCUlUDnUhOMrG-SxqcU.js

js_ZeiWw0TajjzH_kDuP-kuakNyHCUlUDnUhOMrG-SxqcU.js

33 ms

popper.min.js

popper.min.js

97 ms

js_Fun7BLeyjVeBh99lix6uuowLOtVHgxGCSM4xWbBsxQs.js

js_Fun7BLeyjVeBh99lix6uuowLOtVHgxGCSM4xWbBsxQs.js

38 ms

eu_cookie_compliance.min.js

eu_cookie_compliance.min.js

26 ms

js_oeEcy-1SHsNzflcpohyueMXFgXn5Vi4W_sS7DgtADb8.js

js_oeEcy-1SHsNzflcpohyueMXFgXn5Vi4W_sS7DgtADb8.js

59 ms

sfe_logo.png

sfe_logo.png

58 ms

css_Z0KaWqZBASPwJtF_y-FQoJdj4pBeAcD5ugY46YNbN2U.css

css_Z0KaWqZBASPwJtF_y-FQoJdj4pBeAcD5ugY46YNbN2U.css

36 ms

x-icon.svg

x-icon.svg

23 ms

instagram-icon.svg

instagram-icon.svg

6 ms

linkedin-icon.svg

linkedin-icon.svg

23 ms

facebook-icon.svg

facebook-icon.svg

9 ms

youtube-icon.svg

youtube-icon.svg

8 ms

Roboto-Bold.woff

Roboto-Bold.woff

14 ms

KFOlCnqEu92Fr1MmWUlvAw.ttf

KFOlCnqEu92Fr1MmWUlvAw.ttf

48 ms

Roboto-Black.woff

Roboto-Black.woff

9 ms

KFOlCnqEu92Fr1MmYUtvAw.ttf

KFOlCnqEu92Fr1MmYUtvAw.ttf

58 ms

Roboto-Medium.woff

Roboto-Medium.woff

12 ms

KFOlCnqEu92Fr1MmEU9vAw.ttf

KFOlCnqEu92Fr1MmEU9vAw.ttf

67 ms

Roboto-Regular.woff

Roboto-Regular.woff

13 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

71 ms

Roboto-Light.woff

Roboto-Light.woff

35 ms

KFOlCnqEu92Fr1MmSU5vAw.ttf

KFOlCnqEu92Fr1MmSU5vAw.ttf

70 ms

Roboto-Thin.woff

Roboto-Thin.woff

30 ms

KFOkCnqEu92Fr1MmgWxP.ttf

KFOkCnqEu92Fr1MmgWxP.ttf

83 ms

u-4n0qyriQwlOrhSvowK_l52xwNpXw.ttf

u-4n0qyriQwlOrhSvowK_l52xwNpXw.ttf

83 ms

u-4n0qyriQwlOrhSvowK_l52_wFpXw.ttf

u-4n0qyriQwlOrhSvowK_l52_wFpXw.ttf

66 ms

u-440qyriQwlOrhSvowK_l5Oew.ttf

u-440qyriQwlOrhSvowK_l5Oew.ttf

83 ms

u-4n0qyriQwlOrhSvowK_l521wRpXw.ttf

u-4n0qyriQwlOrhSvowK_l521wRpXw.ttf

84 ms

Accessibility Review

warehouse.sfenvironment.org accessibility score

92

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

Best Practices

warehouse.sfenvironment.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

warehouse.sfenvironment.org SEO score

87

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 Warehouse.sfenvironment.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 Warehouse.sfenvironment.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

warehouse.sfenvironment.org

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