Tools & Wizards About Us

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

danahall.org

Home - Private Girls School Near Boston | Dana Hall School

Page Load Speed

7.1 sec in total

First Response

48 ms

Resources Loaded

1.2 sec

Page Rendered

5.9 sec

About Website

Visit danahall.org now to see the best up-to-date Dana Hall content for United States and also check out these interesting facts you probably never knew about danahall.org

Dana Hall School is an all-girls boarding school near Boston where all students are able to be themselves - unequivocally and without reserve. Learn more today.

Visit danahall.org

Key Findings

We analyzed Danahall.org page load time and found that the first response time was 48 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

danahall.org performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value21.8 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,590 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.442

21/100

15%

TTI (Time to Interactive)

Value102.4 s

0/100

10%

Network Requests Diagram

danahall.org

48 ms

www.danahall.org

149 ms

gtm.js

66 ms

gtm.js

117 ms

application-4518aa27942683a5a2d45585cb70afa8afe9043b7c17192a27bf6a7515e9e741.css

89 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 66% of them (21 requests) were addressed to the original Danahall.org, 22% (7 requests) were made to Fonts.gstatic.com and 6% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (582 ms) belongs to the original domain Danahall.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 612.4 kB (2%)

Content Size

28.1 MB

After Optimization

27.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Danahall.org main page is 28.1 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. Only a small number of websites need less resources to load. Images take 27.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 83.6 kB

  • Original 101.1 kB
  • After minification 98.6 kB
  • After compression 17.5 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. 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 83.6 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 528.7 kB

  • Original 27.2 MB
  • After minification 26.7 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. Dana Hall images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 60 B

  • Original 695.4 kB
  • After minification 695.4 kB
  • After compression 695.3 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.

CSS Optimization

-0%

Potential reduce by 7 B

  • Original 122.4 kB
  • After minification 122.4 kB
  • After compression 122.4 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. Danahall.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (30%)

Requests Now

20

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dana Hall. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

danahall.org 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-hidden="true"] elements contain focusable descendents

High

[aria-*] attributes do not have valid values

High

ARIA IDs are not unique

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

danahall.org best practices score

58

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

danahall.org SEO score

93

Search Engine Optimization Advices

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 Danahall.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 Danahall.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

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