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doversherborn.org screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

doversherborn.org

Home - Dover Sherborn District

Page Load Speed

1.5 sec in total

First Response

82 ms

Resources Loaded

1.1 sec

Page Rendered

367 ms

doversherborn.org screenshot

About Website

Welcome to doversherborn.org homepage info - get ready to check Dover Sherborn best content for United States right away, or after learning these important things about doversherborn.org

Home - Dover Sherborn District

Visit doversherborn.org

Key Findings

We analyzed Doversherborn.org page load time and found that the first response time was 82 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

doversherborn.org performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value23.6 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

doversherborn.org

82 ms

www.doversherborn.org

135 ms

gtm.js

65 ms

application-bce5d22b68b57b3828b229556241a394e69dd8de5abfa2a018868e63ffc6d9cc.css

108 ms

styles.cfm

136 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 31% of them (13 requests) were addressed to the original Doversherborn.org, 29% (12 requests) were made to Resources.finalsite.net and 29% (12 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (422 ms) relates to the external source Resources.finalsite.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.2 kB (1%)

Content Size

6.6 MB

After Optimization

6.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Doversherborn.org main page is 6.6 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. 50% of websites need less resources to load. Images take 5.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 79.4 kB

  • Original 92.5 kB
  • After minification 90.4 kB
  • After compression 13.1 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 79.4 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 17.7 kB

  • Original 5.7 MB
  • After minification 5.7 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. Dover Sherborn images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 49 B

  • Original 681.9 kB
  • After minification 681.9 kB
  • After compression 681.8 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 0 B

  • Original 106.6 kB
  • After minification 106.6 kB
  • After compression 106.6 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. Doversherborn.org has all CSS files already compressed.

Requests Breakdown

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

Requests Now

25

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dover Sherborn. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

doversherborn.org

doversherborn.org

82 ms

www.doversherborn.org

www.doversherborn.org

135 ms

gtm.js

gtm.js

65 ms

application-bce5d22b68b57b3828b229556241a394e69dd8de5abfa2a018868e63ffc6d9cc.css

application-bce5d22b68b57b3828b229556241a394e69dd8de5abfa2a018868e63ffc6d9cc.css

108 ms

styles.cfm

styles.cfm

136 ms

main.css

main.css

55 ms

in_layout_head2-73f5b703a9352363cd8c423e976eae1fa1c206d1e456d555def0817fedae4217.js

in_layout_head2-73f5b703a9352363cd8c423e976eae1fa1c206d1e456d555def0817fedae4217.js

102 ms

weglot.min.js

weglot.min.js

64 ms

application-42194fbb516fec6dbbdbb41700528b8c55c333d3f19ba7521aafc67c645fde5e.js

application-42194fbb516fec6dbbdbb41700528b8c55c333d3f19ba7521aafc67c645fde5e.js

131 ms

main.js

main.js

93 ms

vef91dfe02fce4ee0ad053f6de4f175db1715022073587

vef91dfe02fce4ee0ad053f6de4f175db1715022073587

78 ms

poweredby-7fe9cdfc8db6c2419477639e585e15f5fceee483b4a26452877dabab357cb391.svg

poweredby-7fe9cdfc8db6c2419477639e585e15f5fceee483b4a26452877dabab357cb391.svg

143 ms

icomoon-454d742e9c5c08794dd39b1de06a9589f503c027289df05bfe91885e21faf135.woff

icomoon-454d742e9c5c08794dd39b1de06a9589f503c027289df05bfe91885e21faf135.woff

153 ms

bpa-icon-library.woff

bpa-icon-library.woff

88 ms

icomoon.woff

icomoon.woff

152 ms

webfontloader.js

webfontloader.js

57 ms

hsDJI_0004-8_PMcopy.jpg

hsDJI_0004-8_PMcopy.jpg

277 ms

phDJI_0883-7_PMcopy.jpg

phDJI_0883-7_PMcopy.jpg

320 ms

chDJI_0053-7_PMcopy.jpg

chDJI_0053-7_PMcopy.jpg

389 ms

Chickering_StudentLife-150.jpg

Chickering_StudentLife-150.jpg

406 ms

yes6.jpg

yes6.jpg

388 ms

Chickering_StudentLife-160.jpg

Chickering_StudentLife-160.jpg

387 ms

PhotosMSstudentlife-5.jpg

PhotosMSstudentlife-5.jpg

387 ms

DSMiddleSchool_StudentLife-115.jpg

DSMiddleSchool_StudentLife-115.jpg

385 ms

DSMiddleSchool_StudentLife-139.jpg

DSMiddleSchool_StudentLife-139.jpg

422 ms

PineHill_StudentLife-138.jpg

PineHill_StudentLife-138.jpg

422 ms

PineHill_StudentLife-133.jpg

PineHill_StudentLife-133.jpg

421 ms

PineHill_StudentLife-108.jpg

PineHill_StudentLife-108.jpg

413 ms

css

css

95 ms

main.js

main.js

63 ms

pxiEyp8kv8JHgFVrJJfedw.ttf

pxiEyp8kv8JHgFVrJJfedw.ttf

60 ms

pxiByp8kv8JHgFVrLGT9Z1xlEA.ttf

pxiByp8kv8JHgFVrLGT9Z1xlEA.ttf

89 ms

pxiByp8kv8JHgFVrLDz8Z1xlEA.ttf

pxiByp8kv8JHgFVrLDz8Z1xlEA.ttf

110 ms

pxiByp8kv8JHgFVrLFj_Z1xlEA.ttf

pxiByp8kv8JHgFVrLFj_Z1xlEA.ttf

115 ms

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

112 ms

pxiByp8kv8JHgFVrLCz7Z1xlEA.ttf

pxiByp8kv8JHgFVrLCz7Z1xlEA.ttf

116 ms

pxiByp8kv8JHgFVrLDD4Z1xlEA.ttf

pxiByp8kv8JHgFVrLDD4Z1xlEA.ttf

110 ms

pxiByp8kv8JHgFVrLBT5Z1xlEA.ttf

pxiByp8kv8JHgFVrLBT5Z1xlEA.ttf

113 ms

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

60 ms

u-4n0qyriQwlOrhSvowK_l521wRZWMf_.ttf

u-4n0qyriQwlOrhSvowK_l521wRZWMf_.ttf

60 ms

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_.ttf

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_.ttf

62 ms

u-4n0qyriQwlOrhSvowK_l52_wFZWMf_.ttf

u-4n0qyriQwlOrhSvowK_l52_wFZWMf_.ttf

61 ms

Accessibility Review

doversherborn.org accessibility score

81

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

High

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

High

[aria-*] attributes do not have valid values

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

doversherborn.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

doversherborn.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 Doversherborn.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 Doversherborn.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

doversherborn.org

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