Tools & Wizards About Us
sluh.org screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

sluh.org

All Boys Private School in St. Louis, MO| SLUH

Page Load Speed

4.8 sec in total

First Response

1.7 sec

Resources Loaded

2.7 sec

Page Rendered

412 ms

sluh.org screenshot

About Website

Click here to check amazing SLUH content for United States. Otherwise, check out these important facts you probably never knew about sluh.org

We are a Catholic, all boys private school in St. Louis. We educate men to become leaders through a top academic, faith-based program. Discover more!

Visit sluh.org

Key Findings

We analyzed Sluh.org page load time and found that the first response time was 1.7 sec and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

sluh.org performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value29.9 s

0/100

25%

SI (Speed Index)

Value22.7 s

0/100

10%

TBT (Total Blocking Time)

Value2,660 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

sluh.org

1675 ms

home.css

32 ms

modernizr-2.6.2.min.js

61 ms

jquery.min.js

36 ms

plugins.js

62 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 91% of them (49 requests) were addressed to the original Sluh.org, 4% (2 requests) were made to Fonts.googleapis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Sluh.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 749.6 kB (11%)

Content Size

6.7 MB

After Optimization

6.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sluh.org main page is 6.7 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. Images take 6.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 27.0 kB

  • Original 33.5 kB
  • After minification 26.8 kB
  • After compression 6.5 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 27.0 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 655.3 kB

  • Original 6.6 MB
  • After minification 5.9 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. SLUH images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 47.2 kB

  • Original 85.2 kB
  • After minification 79.5 kB
  • After compression 38.1 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 47.2 kB or 55% of the original size.

CSS Optimization

-75%

Potential reduce by 20.2 kB

  • Original 27.1 kB
  • After minification 23.6 kB
  • After compression 6.8 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. Sluh.org needs all CSS files to be minified and compressed as it can save up to 20.2 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (13%)

Requests Now

53

After Optimization

46

  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SLUH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sluh.org

sluh.org

1675 ms

home.css

home.css

32 ms

modernizr-2.6.2.min.js

modernizr-2.6.2.min.js

61 ms

jquery.min.js

jquery.min.js

36 ms

plugins.js

plugins.js

62 ms

main.js

main.js

62 ms

css

css

25 ms

css

css

38 ms

print.css

print.css

83 ms

ga.js

ga.js

58 ms

header-bg.gif

header-bg.gif

32 ms

sluh-logo.png

sluh-logo.png

88 ms

logo-print.jpg

logo-print.jpg

135 ms

amdg-logo.png

amdg-logo.png

33 ms

main-nav.gif

main-nav.gif

89 ms

subnav-bg.gif

subnav-bg.gif

62 ms

header-search-bg.gif

header-search-bg.gif

61 ms

utility-nav.png

utility-nav.png

94 ms

banner-bg.gif

banner-bg.gif

89 ms

r2r97469.png

r2r97469.png

622 ms

f9w8pgt1.png

f9w8pgt1.png

728 ms

i8db458f.png

i8db458f.png

727 ms

m8h4hmme.png

m8h4hmme.png

703 ms

e1h6562m.jpg

e1h6562m.jpg

247 ms

main-bg.gif

main-bg.gif

162 ms

56d0c716076a2.png

56d0c716076a2.png

262 ms

56cb41ddc916b.png

56cb41ddc916b.png

372 ms

56cc95b0a6a1a.png

56cc95b0a6a1a.png

334 ms

56cb304460553.png

56cb304460553.png

433 ms

56cb275205487.png

56cb275205487.png

469 ms

56c625bdca3cc.png

56c625bdca3cc.png

501 ms

56c74e63a78a0.png

56c74e63a78a0.png

538 ms

56c4aeaf8e9da.png

56c4aeaf8e9da.png

567 ms

56bce5ae78c3b.png

56bce5ae78c3b.png

571 ms

56b514465e813.png

56b514465e813.png

600 ms

56b8e606d92cd.png

56b8e606d92cd.png

635 ms

56b383cbd8858.png

56b383cbd8858.png

669 ms

56b37d7f57015.png

56b37d7f57015.png

709 ms

56b3667e49c18.jpg

56b3667e49c18.jpg

669 ms

sidebar-bg.gif

sidebar-bg.gif

700 ms

today-at-sluh-bg.png

today-at-sluh-bg.png

699 ms

quick-links-bg.png

quick-links-bg.png

730 ms

sidebar-news-bg.png

sidebar-news-bg.png

732 ms

cashbah-speakeasy.jpg

cashbah-speakeasy.jpg

757 ms

sidebar-news-summer.jpg

sidebar-news-summer.jpg

738 ms

sidebar-news-twitter.png

sidebar-news-twitter.png

751 ms

__utm.gif

__utm.gif

23 ms

sidebar-news-3.jpg

sidebar-news-3.jpg

756 ms

apply-callout-v2.gif

apply-callout-v2.gif

734 ms

alumconnect-callout.png

alumconnect-callout.png

708 ms

media-galleries-callout.png

media-galleries-callout.png

710 ms

footer-sluh-crest.gif

footer-sluh-crest.gif

787 ms

footer-links-sprite-v2.png

footer-links-sprite-v2.png

760 ms

footer-nav-div.png

footer-nav-div.png

708 ms

Accessibility Review

sluh.org accessibility score

86

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

[aria-hidden="true"] elements contain focusable descendents

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

sluh.org best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

sluh.org SEO score

79

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

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sluh.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 Sluh.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

sluh.org

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