Tools & Wizards About Us
stmaryschoolsf.org screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

stmaryschoolsf.org

Old Saint Mary's Cathedral + Chinese Mission, San Francisco

Page Load Speed

870 ms in total

First Response

51 ms

Resources Loaded

764 ms

Page Rendered

55 ms

stmaryschoolsf.org screenshot

About Website

Click here to check amazing St Mary Schoolsf content. Otherwise, check out these important facts you probably never knew about stmaryschoolsf.org

Old Saint Mary's Cathedral + Chinese Mission is welcoming Roman Catholic church in the heart of San Francisco, served by the Paulist Fathers for over 120 years.

Visit stmaryschoolsf.org

Key Findings

We analyzed Stmaryschoolsf.org page load time and found that the first response time was 51 ms and then it took 819 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

stmaryschoolsf.org performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.059

98/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

stmaryschoolsf.org

51 ms

www.oldsaintmarys.org

100 ms

minified.js

32 ms

focus-within-polyfill.js

26 ms

polyfill.min.js

28 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Stmaryschoolsf.org, 31% (12 requests) were made to Sentry-next.wixpress.com and 31% (12 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (503 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 638.4 kB (39%)

Content Size

1.6 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Stmaryschoolsf.org main page is 1.6 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. 30% of websites need less resources to load. HTML takes 746.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 597.4 kB

  • Original 746.1 kB
  • After minification 744.5 kB
  • After compression 148.7 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 597.4 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 39.0 kB

  • Original 645.1 kB
  • After minification 606.1 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. St Mary Schoolsf images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.0 kB

  • Original 252.6 kB
  • After minification 252.6 kB
  • After compression 250.6 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.

Requests Breakdown

Number of requests can be reduced by 10 (40%)

Requests Now

25

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of St Mary Schoolsf. 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 as a result speed up the page load time.

Network Requests Diagram

stmaryschoolsf.org

stmaryschoolsf.org

51 ms

www.oldsaintmarys.org

www.oldsaintmarys.org

100 ms

minified.js

minified.js

32 ms

focus-within-polyfill.js

focus-within-polyfill.js

26 ms

polyfill.min.js

polyfill.min.js

28 ms

thunderbolt-commons.b70ee867.bundle.min.js

thunderbolt-commons.b70ee867.bundle.min.js

87 ms

main.317ed945.bundle.min.js

main.317ed945.bundle.min.js

88 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

15 ms

lodash.min.js

lodash.min.js

99 ms

react.production.min.js

react.production.min.js

87 ms

react-dom.production.min.js

react-dom.production.min.js

100 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

111 ms

efe6c6_f5fd8911b0aa4bf5a05a88e0800f6c6b.jpg

efe6c6_f5fd8911b0aa4bf5a05a88e0800f6c6b.jpg

209 ms

bundle.min.js

bundle.min.js

55 ms

OSM%20Logo%20(hi%20res)-VIVID.jpg

OSM%20Logo%20(hi%20res)-VIVID.jpg

246 ms

a3c153_8d1a945d2515486c824c292509617008~mv2.jpg

a3c153_8d1a945d2515486c824c292509617008~mv2.jpg

46 ms

55c398_e1dbf326b8b74745bd069b58e49a4aab~mv2.jpeg

55c398_e1dbf326b8b74745bd069b58e49a4aab~mv2.jpeg

205 ms

55c398_dad09c9f52f5419aa9309165e42bafc5~mv2.jpg

55c398_dad09c9f52f5419aa9309165e42bafc5~mv2.jpg

302 ms

55c398_0d273053876a45af9d0ed5573b770b32~mv2.jpg

55c398_0d273053876a45af9d0ed5573b770b32~mv2.jpg

328 ms

55c398_966a0eeb059a4896b1d5008be38cbd01~mv2.png

55c398_966a0eeb059a4896b1d5008be38cbd01~mv2.png

302 ms

f831c0600e30e0c89b3c9bc9c1d59ea0.jpg

f831c0600e30e0c89b3c9bc9c1d59ea0.jpg

302 ms

55c398_f276c966ec0c4066972515da12c182cd~mv2.png

55c398_f276c966ec0c4066972515da12c182cd~mv2.png

444 ms

efe6c6_c0a95bcc42dd4215834c9d3cb9cacb07.jpg

efe6c6_c0a95bcc42dd4215834c9d3cb9cacb07.jpg

503 ms

110 ms

111 ms

106 ms

107 ms

106 ms

105 ms

135 ms

138 ms

139 ms

135 ms

134 ms

134 ms

deprecation-en.v5.html

deprecation-en.v5.html

10 ms

bolt-performance

bolt-performance

12 ms

deprecation-style.v5.css

deprecation-style.v5.css

6 ms

right-arrow.svg

right-arrow.svg

4 ms

Accessibility Review

stmaryschoolsf.org accessibility score

94

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

stmaryschoolsf.org best practices score

92

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

Page has valid source maps

SEO Factors

stmaryschoolsf.org SEO score

93

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

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 Stmaryschoolsf.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 Stmaryschoolsf.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

stmaryschoolsf.org

Open Graph data is detected on the main page of St Mary Schoolsf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: