Tools & Wizards About Us
isleracademy.teachable.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

isleracademy.teachable.com

Peter Isler's Academy of Sailing Secrets Home Page | Peter Isler's

Page Load Speed

2.2 sec in total

First Response

289 ms

Resources Loaded

935 ms

Page Rendered

974 ms

isleracademy.teachable.com screenshot

About Website

Visit isleracademy.teachable.com now to see the best up-to-date Isler Academy Teachable content for United States and also check out these interesting facts you probably never knew about isleracademy.teachable.com

Two time America's Cup winner, Peter Isler's schoo where you can learn about weather, navigation and more

Visit isleracademy.teachable.com

Key Findings

We analyzed Isleracademy.teachable.com page load time and found that the first response time was 289 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

isleracademy.teachable.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value26.7 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value2,860 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

Network Requests Diagram

isleracademy.teachable.com

289 ms

pages-07d1f1c913aa717caba0acc1e50181f2f09a0df3a6c208d33e69b3205dfffeaa.css

52 ms

E-v1.js

54 ms

api.js

112 ms

pages--2c7a6ec736fa839c004a.js

253 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Isleracademy.teachable.com, 30% (10 requests) were made to Process.fs.teachablecdn.com and 15% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (289 ms) belongs to the original domain Isleracademy.teachable.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 341.5 kB (3%)

Content Size

10.0 MB

After Optimization

9.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isleracademy.teachable.com main page is 10.0 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 8.6 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 44.4 kB

  • Original 58.6 kB
  • After minification 58.5 kB
  • After compression 14.2 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 44.4 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 295.5 kB

  • Original 8.6 MB
  • After minification 8.3 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. Isler Academy Teachable images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.5 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 1.4 MB

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 9.8 kB
  • After minification 9.8 kB
  • After compression 9.8 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. Isleracademy.teachable.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (41%)

Requests Now

32

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isler Academy Teachable. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

isleracademy.teachable.com

isleracademy.teachable.com

289 ms

pages-07d1f1c913aa717caba0acc1e50181f2f09a0df3a6c208d33e69b3205dfffeaa.css

pages-07d1f1c913aa717caba0acc1e50181f2f09a0df3a6c208d33e69b3205dfffeaa.css

52 ms

E-v1.js

E-v1.js

54 ms

api.js

api.js

112 ms

pages--2c7a6ec736fa839c004a.js

pages--2c7a6ec736fa839c004a.js

253 ms

js

js

110 ms

v84a3a4012de94ce1a686ba8c167c359c1696973893317

v84a3a4012de94ce1a686ba8c167c359c1696973893317

111 ms

fbevents.js

fbevents.js

27 ms

recaptcha__en.js

recaptcha__en.js

76 ms

heap-318805607.js

heap-318805607.js

137 ms

analytics.js

analytics.js

118 ms

tkY4hmKPS9fUO2rEF5bI

tkY4hmKPS9fUO2rEF5bI

166 ms

zZNCFX5QSAyi0ftuzx2G

zZNCFX5QSAyi0ftuzx2G

277 ms

brTs2ZWxR9pX5o2hZYuQ

brTs2ZWxR9pX5o2hZYuQ

277 ms

Z4WxxDw2QAS9Dhc8gBzk

Z4WxxDw2QAS9Dhc8gBzk

200 ms

11bNGDIDSbWesoWWctin

11bNGDIDSbWesoWWctin

203 ms

JsZRgnZRFKCwCnBqpN7Y

JsZRgnZRFKCwCnBqpN7Y

206 ms

e45d2e0e7f564b5bb4c61f829f9c0fa4

e45d2e0e7f564b5bb4c61f829f9c0fa4

201 ms

4xhlxbyTzK96hge07P8c

4xhlxbyTzK96hge07P8c

196 ms

QRul5A7wRxCaPLPFcJcE

QRul5A7wRxCaPLPFcJcE

197 ms

yvIoIadMRYSCw9m1M3s7

yvIoIadMRYSCw9m1M3s7

198 ms

421bfded1b384bb88e3ae562e948a2b7

421bfded1b384bb88e3ae562e948a2b7

204 ms

xwIMFZ48SKed5sWjdiom

xwIMFZ48SKed5sWjdiom

201 ms

LFw1AoASXWcIsA9D9ApQ

LFw1AoASXWcIsA9D9ApQ

194 ms

JqkYg8dDRx2kwAbM1Q11

JqkYg8dDRx2kwAbM1Q11

202 ms

js

js

62 ms

ecommerce.js

ecommerce.js

43 ms

ec.js

ec.js

122 ms

main.js

main.js

91 ms

collect

collect

22 ms

collect

collect

26 ms

s.js

s.js

48 ms

h

h

32 ms

Accessibility Review

isleracademy.teachable.com accessibility score

87

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

Best Practices

isleracademy.teachable.com 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

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

isleracademy.teachable.com SEO score

71

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isleracademy.teachable.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Isleracademy.teachable.com 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

isleracademy.teachable.com

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