Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

johnboscohigh.com

Classical High School | United States | St. John Bosco High School

Page Load Speed

1.3 sec in total

First Response

102 ms

Resources Loaded

1.1 sec

Page Rendered

83 ms

johnboscohigh.com screenshot

About Website

Click here to check amazing John Bosco High content. Otherwise, check out these important facts you probably never knew about johnboscohigh.com

Saint John Bosco High School is the premier Classical liberal arts High School in the Willamette Valley, fostering students in Catholic piety, gymnastic, music, the seven liberal arts, philosophy and ...

Visit johnboscohigh.com

Key Findings

We analyzed Johnboscohigh.com page load time and found that the first response time was 102 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

johnboscohigh.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value720 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

www.johnboscohigh.com

102 ms

originTrials.41d7301a.bundle.min.js

50 ms

minified.js

57 ms

focus-within-polyfill.js

53 ms

polyfill.min.js

396 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Johnboscohigh.com, 43% (15 requests) were made to Static.parastorage.com and 34% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (512 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 618.2 kB (58%)

Content Size

1.1 MB

After Optimization

441.2 kB

In fact, the total size of Johnboscohigh.com main page is 1.1 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. 40% of websites need less resources to load. HTML takes 758.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 606.9 kB

  • Original 758.6 kB
  • After minification 756.9 kB
  • After compression 151.6 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 606.9 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 8.5 kB

  • Original 76.3 kB
  • After minification 67.9 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, John Bosco High needs image optimization as it can save up to 8.5 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 224.5 kB
  • After minification 224.5 kB
  • After compression 221.7 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 11 (55%)

Requests Now

20

After Optimization

9

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of John Bosco High. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

johnboscohigh.com accessibility score

86

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

High

Links do not have a discernible 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.

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

johnboscohigh.com 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

johnboscohigh.com SEO score

100

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

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 Johnboscohigh.com 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 Johnboscohigh.com 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 data is detected on the main page of John Bosco High. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: