Tools & Wizards About Us
coralville.org screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    28% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

coralville.org

Coralville, IA - Official Website | Official Website

Page Load Speed

3.2 sec in total

First Response

91 ms

Resources Loaded

2.8 sec

Page Rendered

287 ms

coralville.org screenshot

About Website

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

Visit the City of Coralville website for news, updates, and information. Stay connected with our community!

Visit coralville.org

Key Findings

We analyzed Coralville.org page load time and found that the first response time was 91 ms and then it took 3.1 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

coralville.org performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value38.1 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value14,920 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

coralville.org

91 ms

www.coralville.org

643 ms

gtm.js

37 ms

gtm.js

56 ms

antiforgery

88 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 84% of them (54 requests) were addressed to the original Coralville.org, 5% (3 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Coralville.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 115.0 kB (3%)

Content Size

4.4 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coralville.org main page is 4.4 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. 70% of websites need less resources to load. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 98.6 kB

  • Original 121.7 kB
  • After minification 115.3 kB
  • After compression 23.2 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 98.6 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 3.2 kB

  • Original 4.1 MB
  • After minification 4.1 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. Coralville images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 12.0 kB

  • Original 103.5 kB
  • After minification 103.4 kB
  • After compression 91.5 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 12.0 kB or 12% of the original size.

CSS Optimization

-17%

Potential reduce by 1.2 kB

  • Original 7.3 kB
  • After minification 7.3 kB
  • After compression 6.1 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. Coralville.org needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (52%)

Requests Now

62

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coralville. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

coralville.org

coralville.org

91 ms

www.coralville.org

www.coralville.org

643 ms

gtm.js

gtm.js

37 ms

gtm.js

gtm.js

56 ms

antiforgery

antiforgery

88 ms

-1226394731.css

-1226394731.css

168 ms

-680605244.css

-680605244.css

318 ms

jquery-1.6.4.min.js

jquery-1.6.4.min.js

281 ms

-781690472.js

-781690472.js

346 ms

745732998.css

745732998.css

190 ms

APIClient.js

APIClient.js

190 ms

moment.min.js

moment.min.js

216 ms

SplashModalRender.js

SplashModalRender.js

233 ms

ai.0.js

ai.0.js

17 ms

jquery.ui.autocomplete.min.js

jquery.ui.autocomplete.min.js

234 ms

Search.js

Search.js

258 ms

jquery-ui.css

jquery-ui.css

41 ms

Calendar.js

Calendar.js

237 ms

651582127.js

651582127.js

414 ms

dpx.js

dpx.js

28 ms

analytics.js

analytics.js

21 ms

js

js

35 ms

collect

collect

14 ms

Document

Document

51 ms

Document

Document

47 ms

Document

Document

50 ms

Document

Document

49 ms

Document

Document

50 ms

Path

Path

94 ms

Path

Path

92 ms

Document

Document

90 ms

Document

Document

91 ms

Document

Document

92 ms

Document

Document

997 ms

Document

Document

996 ms

Document

Document

997 ms

Document

Document

1009 ms

Document

Document

1009 ms

Document

Document

998 ms

Document

Document

1000 ms

Path

Path

1012 ms

Document

Document

1001 ms

Document

Document

981 ms

Document

Document

978 ms

Document

Document

978 ms

Path

Path

959 ms

Path

Path

960 ms

Path

Path

961 ms

Document

Document

962 ms

quo.debug.js

quo.debug.js

715 ms

MediaFramework.js

MediaFramework.js

712 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

455 ms

HiddenMainSubMenus

HiddenMainSubMenus

453 ms

Message

Message

92 ms

GoogleTranslate.gif

GoogleTranslate.gif

67 ms

ajax-loader.gif

ajax-loader.gif

67 ms

Document

Document

236 ms

css

css

78 ms

ButtonRightBkg.png

ButtonRightBkg.png

83 ms

ButtonLeftBkg.png

ButtonLeftBkg.png

81 ms

quo.debug.js

quo.debug.js

52 ms

MediaFramework.js

MediaFramework.js

44 ms

Print.css

Print.css

47 ms

Document

Document

343 ms

Accessibility Review

coralville.org accessibility score

86

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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

coralville.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

coralville.org SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coralville.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 Coralville.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

coralville.org

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