Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

connected.esri.com

GIS for Schools | Online Maps for Classrooms & Administration

Page Load Speed

3 sec in total

First Response

275 ms

Resources Loaded

2.3 sec

Page Rendered

463 ms

connected.esri.com screenshot

About Website

Visit connected.esri.com now to see the best up-to-date Connected Esri content for United States and also check out these interesting facts you probably never knew about connected.esri.com

Interactive maps make school a better place. Learn how to use & get online mapping software for your classroom, school, district or club.

Visit connected.esri.com

Key Findings

We analyzed Connected.esri.com page load time and found that the first response time was 275 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

connected.esri.com performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.1 s

0/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,970 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.181

67/100

15%

TTI (Time to Interactive)

Value25.9 s

0/100

10%

Network Requests Diagram

connected.esri.com

275 ms

connected

505 ms

esri-core-include.js

51 ms

feature-section-topper.css

55 ms

connect-ed.css

56 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Connected.esri.com, 40% (41 requests) were made to Webapps-cdn.esri.com and 15% (15 requests) were made to Esri.com. The less responsive or slowest element that took the longest time to load (505 ms) relates to the external source Esri.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (34%)

Content Size

3.9 MB

After Optimization

2.6 MB

In fact, the total size of Connected.esri.com main page is 3.9 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. 70% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 148.2 kB

  • Original 179.6 kB
  • After minification 163.9 kB
  • After compression 31.4 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 148.2 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 189.1 kB

  • Original 2.4 MB
  • After minification 2.2 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. Connected Esri images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 754.2 kB

  • Original 1.1 MB
  • After minification 969.5 kB
  • After compression 296.7 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 754.2 kB or 72% of the original size.

CSS Optimization

-87%

Potential reduce by 252.5 kB

  • Original 288.6 kB
  • After minification 215.5 kB
  • After compression 36.1 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. Connected.esri.com needs all CSS files to be minified and compressed as it can save up to 252.5 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (77%)

Requests Now

90

After Optimization

21

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Connected Esri. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

connected.esri.com accessibility score

91

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.

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 IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

connected.esri.com best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

connected.esri.com SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Connected.esri.com 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 Connected.esri.com main page’s claimed encoding is iso-8859-1. 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

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