Tools & Wizards About Us
mercersburg.edu screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

mercersburg.edu

Mercersburg Academy | Private Boarding and Day School in Pennsylvania

Page Load Speed

781 ms in total

First Response

108 ms

Resources Loaded

521 ms

Page Rendered

152 ms

mercersburg.edu screenshot

About Website

Click here to check amazing Mercersburg content for United States. Otherwise, check out these important facts you probably never knew about mercersburg.edu

Mercersburg Academy is an independent coed college-preparatory boarding and day school for grades 9-12 and postgraduates located in the Mid-Atlantic.

Visit mercersburg.edu

Key Findings

We analyzed Mercersburg.edu page load time and found that the first response time was 108 ms and then it took 673 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

mercersburg.edu performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value8.0 s

21/100

10%

TBT (Total Blocking Time)

Value2,660 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

mercersburg.edu

108 ms

www.mercersburg.edu

94 ms

page

32 ms

css

38 ms

page-framework.css

25 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 7% of them (3 requests) were addressed to the original Mercersburg.edu, 79% (33 requests) were made to Mediafiles01.myschoolcdn.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (161 ms) relates to the external source 112.2o7.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (69%)

Content Size

1.8 MB

After Optimization

543.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mercersburg.edu main page is 1.8 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. 50% of websites need less resources to load. HTML takes 846.5 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 791.8 kB

  • Original 846.5 kB
  • After minification 429.4 kB
  • After compression 54.7 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. This page needs HTML code to be minified as it can gain 417.1 kB, which is 49% 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 791.8 kB or 94% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 309.2 kB
  • After minification 308.1 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. Mercersburg images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 311.7 kB

  • Original 470.8 kB
  • After minification 470.0 kB
  • After compression 159.1 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 311.7 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 105.3 kB

  • Original 127.2 kB
  • After minification 125.4 kB
  • After compression 21.9 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. Mercersburg.edu needs all CSS files to be minified and compressed as it can save up to 105.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (18%)

Requests Now

39

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mercersburg. 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 as a result speed up the page load time.

Network Requests Diagram

mercersburg.edu

mercersburg.edu

108 ms

www.mercersburg.edu

www.mercersburg.edu

94 ms

page

page

32 ms

css

css

38 ms

page-framework.css

page-framework.css

25 ms

page-main.css

page-main.css

29 ms

head.min.js

head.min.js

28 ms

VisitorAPI.js

VisitorAPI.js

12 ms

AppMeasurement.js

AppMeasurement.js

119 ms

page-framework.js

page-framework.js

110 ms

page-main.js

page-main.js

110 ms

analytics.js

analytics.js

110 ms

orig_photo231689_2776425.png

orig_photo231689_2776425.png

91 ms

748891.js

748891.js

87 ms

main-bg.jpg

main-bg.jpg

19 ms

Mercerburg-Website-logo2.png

Mercerburg-Website-logo2.png

19 ms

shield-large-20.png

shield-large-20.png

21 ms

search2.png

search2.png

20 ms

large_link331674_27306.png

large_link331674_27306.png

22 ms

large_link559616_42116.png

large_link559616_42116.png

21 ms

large_link333699_27336.png

large_link333699_27336.png

76 ms

large_link490524_38873.png

large_link490524_38873.png

73 ms

large_link380545_31523.png

large_link380545_31523.png

73 ms

large_link559501_42101.png

large_link559501_42101.png

72 ms

footer-bg.png

footer-bg.png

74 ms

large_link333779_27363.png

large_link333779_27363.png

73 ms

large_link333782_28077.png

large_link333782_28077.png

75 ms

large_link337785_28080.png

large_link337785_28080.png

75 ms

large_link333785_27366.png

large_link333785_27366.png

75 ms

large_link333784_27364.png

large_link333784_27364.png

76 ms

large_link333781_27359.png

large_link333781_27359.png

76 ms

large_link333780_27360.png

large_link333780_27360.png

77 ms

large_link333783_27362.png

large_link333783_27362.png

76 ms

large_link329855_26917.png

large_link329855_26917.png

78 ms

large_link329857_26918.png

large_link329857_26918.png

77 ms

large_link329858_26919.png

large_link329858_26919.png

77 ms

large_link329859_26920.png

large_link329859_26920.png

78 ms

large_link329860_26921.png

large_link329860_26921.png

78 ms

large_link329861_26922.png

large_link329861_26922.png

79 ms

large_text104449_54478.png

large_text104449_54478.png

80 ms

id

id

161 ms

collect

collect

41 ms

Accessibility Review

mercersburg.edu accessibility score

82

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-*] attributes do not match their roles

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

mercersburg.edu best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

mercersburg.edu SEO score

71

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 Mercersburg.edu 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 Mercersburg.edu 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

mercersburg.edu

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