Tools & Wizards About Us
bertschi.org screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

bertschi.org

Home - Bertschi School

Page Load Speed

1.8 sec in total

First Response

97 ms

Resources Loaded

1.3 sec

Page Rendered

425 ms

bertschi.org screenshot

About Website

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

Home - An independent school serving pre-K through grade 5 • Seattle, Washington

Visit bertschi.org

Key Findings

We analyzed Bertschi.org page load time and found that the first response time was 97 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bertschi.org performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value19.7 s

0/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.806

5/100

15%

TTI (Time to Interactive)

Value29.3 s

0/100

10%

Network Requests Diagram

bertschi.org

97 ms

www.bertschi.org

96 ms

www.bertschi.org

592 ms

app.min.css

20 ms

117.jpg

222 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 22% of them (11 requests) were addressed to the original Bertschi.org, 47% (24 requests) were made to S3.amazonaws.com and 14% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (592 ms) belongs to the original domain Bertschi.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 224.1 kB (3%)

Content Size

7.4 MB

After Optimization

7.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bertschi.org main page is 7.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 7.2 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 49.6 kB

  • Original 64.0 kB
  • After minification 59.7 kB
  • After compression 14.4 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 49.6 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 165.6 kB

  • Original 7.2 MB
  • After minification 7.1 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. Bertschi images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 849 B

  • Original 116.9 kB
  • After minification 116.9 kB
  • After compression 116.0 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

-27%

Potential reduce by 8.1 kB

  • Original 30.4 kB
  • After minification 30.4 kB
  • After compression 22.3 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. Bertschi.org needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (22%)

Requests Now

41

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bertschi. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bertschi.org

bertschi.org

97 ms

www.bertschi.org

www.bertschi.org

96 ms

www.bertschi.org

www.bertschi.org

592 ms

app.min.css

app.min.css

20 ms

117.jpg

117.jpg

222 ms

email-decode.min.js

email-decode.min.js

30 ms

utilities.min.js

utilities.min.js

50 ms

app.min.js

app.min.js

43 ms

122.jpg

122.jpg

119 ms

Steps-HERO.jpg

Steps-HERO.jpg

114 ms

Field-Trip-HERO.jpg

Field-Trip-HERO.jpg

115 ms

Robotics2-HERO.png

Robotics2-HERO.png

122 ms

Bouncy-Court-3-HERO.jpg

Bouncy-Court-3-HERO.jpg

220 ms

2.png

2.png

358 ms

dodgeball.png

dodgeball.png

226 ms

Art-Room-HERO.jpg

Art-Room-HERO.jpg

227 ms

221021-5Q7A3370-copy.jpg

221021-5Q7A3370-copy.jpg

218 ms

Drama-Stairs-HERO.jpg

Drama-Stairs-HERO.jpg

283 ms

Breezeway2-HERO.jpg

Breezeway2-HERO.jpg

327 ms

008-copy.jpg

008-copy.jpg

319 ms

1.png

1.png

325 ms

134.jpg

134.jpg

326 ms

Basketball-HERO.jpg

Basketball-HERO.jpg

366 ms

252.jpg

252.jpg

430 ms

164.jpg

164.jpg

391 ms

Playground-Kids-HERO.jpg

Playground-Kids-HERO.jpg

382 ms

100.jpg

100.jpg

388 ms

Drama3-HERO.jpg

Drama3-HERO.jpg

411 ms

Butterfly-HERO.png

Butterfly-HERO.png

451 ms

3.png

3.png

459 ms

header-email-icon.png

header-email-icon.png

39 ms

header-login-icon.png

header-login-icon.png

43 ms

css

css

37 ms

wood-grain-website.png

wood-grain-website.png

35 ms

ga.js

ga.js

38 ms

lead-photo-homepage-2022.png

lead-photo-homepage-2022.png

376 ms

being-a-bertschi-kid.png

being-a-bertschi-kid.png

25 ms

events

events

180 ms

cse.js

cse.js

151 ms

__utm.gif

__utm.gif

15 ms

S6u9w4BMUTPHh6UVSwiPHA.ttf

S6u9w4BMUTPHh6UVSwiPHA.ttf

21 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

24 ms

S6u9w4BMUTPHh7USSwiPHA.ttf

S6u9w4BMUTPHh7USSwiPHA.ttf

54 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkBgv58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkBgv58a-xw.ttf

58 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

57 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkKEo58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkKEo58a-xw.ttf

59 ms

S6u8w4BMUTPHjxsAXC-v.ttf

S6u8w4BMUTPHjxsAXC-v.ttf

58 ms

cse_element__en.js

cse_element__en.js

9 ms

default+en.css

default+en.css

43 ms

default.css

default.css

40 ms

sdk.js

sdk.js

18 ms

Accessibility Review

bertschi.org accessibility score

83

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

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bertschi.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bertschi.org SEO score

99

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bertschi.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 Bertschi.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

bertschi.org

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