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sfuhs.org screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sfuhs.org

Home - San Francisco University High School

Page Load Speed

5.5 sec in total

First Response

77 ms

Resources Loaded

5.2 sec

Page Rendered

266 ms

sfuhs.org screenshot

About Website

Welcome to sfuhs.org homepage info - get ready to check Sfuhs best content for United States right away, or after learning these important things about sfuhs.org

Home - San Francisco University High School

Visit sfuhs.org

Key Findings

We analyzed Sfuhs.org page load time and found that the first response time was 77 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sfuhs.org performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value2,460 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.451

20/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

sfuhs.org

77 ms

www.sfuhs.org

3663 ms

styles.cfm

76 ms

ss.css

16 ms

jquery.min.js

33 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 44% of them (33 requests) were addressed to the original Sfuhs.org, 19% (14 requests) were made to Use.typekit.net and 15% (11 requests) were made to Newjs.finalsite.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Sfuhs.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 738.1 kB (33%)

Content Size

2.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sfuhs.org main page is 2.2 MB. 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. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 55.2 kB

  • Original 67.8 kB
  • After minification 61.9 kB
  • After compression 12.6 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 55.2 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 177.1 kB

  • Original 1.5 MB
  • After minification 1.3 MB

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, Sfuhs needs image optimization as it can save up to 177.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 382.4 kB

  • Original 528.2 kB
  • After minification 457.0 kB
  • After compression 145.8 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 382.4 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 123.3 kB

  • Original 147.8 kB
  • After minification 110.1 kB
  • After compression 24.5 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. Sfuhs.org needs all CSS files to be minified and compressed as it can save up to 123.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (41%)

Requests Now

61

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sfuhs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sfuhs.org

sfuhs.org

77 ms

www.sfuhs.org

www.sfuhs.org

3663 ms

styles.cfm

styles.cfm

76 ms

ss.css

ss.css

16 ms

jquery.min.js

jquery.min.js

33 ms

fs_global.js

fs_global.js

33 ms

calendar.css

calendar.css

32 ms

container.css

container.css

30 ms

container-skin.css

container-skin.css

31 ms

structure.css

structure.css

9 ms

displaybanner.css.cfm

displaybanner.css.cfm

90 ms

jquery.fsBreakly.js

jquery.fsBreakly.js

28 ms

blog.js

blog.js

31 ms

news.css

news.css

10 ms

jquery.ui.1.8rc3.css

jquery.ui.1.8rc3.css

29 ms

main.css

main.css

69 ms

respond.css

respond.css

143 ms

slick.css

slick.css

71 ms

redesign.css

redesign.css

100 ms

global_vars.js

global_vars.js

87 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

154 ms

slick.js

slick.js

128 ms

redesign.js

redesign.js

108 ms

jjs3wtd.js

jjs3wtd.js

221 ms

jquery.ui.min.js

jquery.ui.min.js

6 ms

flash_headers.js

flash_headers.js

77 ms

ga.js

ga.js

34 ms

__utm.gif

__utm.gif

11 ms

www.sfuhs.org

www.sfuhs.org

135 ms

search-icon.png

search-icon.png

64 ms

2121.medium.jpg

2121.medium.jpg

311 ms

space.gif

space.gif

31 ms

logo.png

logo.png

181 ms

LibraryDiscussionRESIZED_2015.jpg

LibraryDiscussionRESIZED_2015.jpg

180 ms

NinthGradeRetreat_RopesCourse1RESIZED_2015.jpg

NinthGradeRetreat_RopesCourse1RESIZED_2015.jpg

185 ms

SpokenWordWorkshopRESIZED_2015.jpg

SpokenWordWorkshopRESIZED_2015.jpg

181 ms

APArtHistoryArtWalkRESIZED_2015.jpg

APArtHistoryArtWalkRESIZED_2015.jpg

210 ms

9thGradeNeighborhoodVisit1RESIZED_2015.jpg

9thGradeNeighborhoodVisit1RESIZED_2015.jpg

183 ms

OrnithologyClassRESIZED_2015.jpg

OrnithologyClassRESIZED_2015.jpg

183 ms

DrumCircleRESIZED_2015.jpg

DrumCircleRESIZED_2015.jpg

261 ms

GirlsTennisHorizRESIZED_2015.jpg

GirlsTennisHorizRESIZED_2015.jpg

291 ms

Urinetown2RESIZED_2015.jpg

Urinetown2RESIZED_2015.jpg

229 ms

NEWHOMEPAGE_ViewbookButton_2015.png

NEWHOMEPAGE_ViewbookButton_2015.png

210 ms

NEWHOMEPAGE_AdmissionInsert_2015.png

NEWHOMEPAGE_AdmissionInsert_2015.png

210 ms

NEWHOMEPAGE_40thAnniversary_2015.png

NEWHOMEPAGE_40thAnniversary_2015.png

322 ms

NEWHOMEPAGE_GivingtoUHS_2015.png

NEWHOMEPAGE_GivingtoUHS_2015.png

312 ms

icon-facebook.png

icon-facebook.png

257 ms

icon-twitter.png

icon-twitter.png

252 ms

icon-linkedin.png

icon-linkedin.png

335 ms

2111.medium.jpg

2111.medium.jpg

178 ms

2112.medium.jpg

2112.medium.jpg

1012 ms

2101.medium.jpg

2101.medium.jpg

499 ms

2095.medium.jpg

2095.medium.jpg

177 ms

2085.medium.jpg

2085.medium.jpg

177 ms

2080.medium.jpg

2080.medium.jpg

207 ms

2074.medium.jpg

2074.medium.jpg

207 ms

poweredBy.svg

poweredBy.svg

26 ms

bottom-bg.png

bottom-bg.png

340 ms

building-watermark.png

building-watermark.png

330 ms

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W12walCAGwgvjFPIKspQDPmqZNKMT34fcKdbYSHyFpJff4nygsMdeMJ6Mk6f5Mb.woff

149 ms

qkTWCMThom0Wapl_syFcic4-fkJF2o_rG0R2fCkWTw9ff4RygsMdeMJ6Mk6f5Mw.woff

qkTWCMThom0Wapl_syFcic4-fkJF2o_rG0R2fCkWTw9ff4RygsMdeMJ6Mk6f5Mw.woff

153 ms

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4E6sR2JbDV5Db_F6vJwIldMw8c3BS6iz6kc8Fqk0ynvff4_ygsMdeMJ6Mk6f5MS.woff

182 ms

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261 ms

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297 ms

xFjJnwe-fTzHdF20f5Mgr-ejq493AWNQ0x2yr7PI0HJff41ygsMdeMJ6Mk6f5MX.woff

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211 ms

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211 ms

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210 ms

ui-bg_flat_75_ffffff_40x100.png

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116 ms

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ui-icons_222222_256x240.png

33 ms

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223 ms

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266 ms

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81 ms

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237 ms

p.gif

p.gif

136 ms

nr-852.min.js

nr-852.min.js

53 ms

Accessibility Review

sfuhs.org accessibility score

87

Accessibility Issues

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

Buttons do not have an accessible name

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

sfuhs.org best practices score

83

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

High

Missing source maps for large first-party JavaScript

SEO Factors

sfuhs.org SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sfuhs.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 Sfuhs.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sfuhs.org

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