Access cbs2chicago.com. CBS Chicago - Breaking News, First Alert Weather, Exclusive Investigations & Community Journalism

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value17.9 s

0/100

10%

TBT (Total Blocking Time)

Value4,900 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.105

88/100

15%

TTI (Time to Interactive)

Value41.3 s

0/100

10%

cbs2chicago.com

159 ms

chicago.cbslocal.com

25 ms

29 ms

b045ff853a4e0f5e83a6f3bbea-prod.js

190 ms

door.min.css

6 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cbs2chicago.com, 28% (22 requests) were made to Assets1.cbsnewsstatic.com and 24% (19 requests) were made to Assets2.cbsnewsstatic.com. The less responsive or slowest element that took the longest time to load (582 ms) relates to the external source Radar.cbslocal.com.

Content Size

11.7 MB

After Optimization

10.6 MB

In fact, the total size of Cbs2chicago.com main page is 11.7 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. 85% 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 11.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 252.2 kB

Original 313.9 kB
After minification 270.1 kB
After compression 61.7 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. This page needs HTML code to be minified as it can gain 43.8 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 252.2 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 721.6 kB

Original 11.1 MB
After minification 10.4 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. CBS 2 Chicago images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 48.0 kB

Original 126.7 kB
After minification 126.7 kB
After compression 78.7 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 48.0 kB or 38% of the original size.

CSS Optimization

-3%

Potential reduce by 2.8 kB

Original 81.7 kB
After minification 81.7 kB
After compression 78.9 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. Cbs2chicago.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CBS 2 Chicago. According to our analytics all requests are already optimized.

Accessibility Issues

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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/).

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 Cbs2chicago.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 Cbs2chicago.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

cbs2chicago.com

Open Graph data is detected on the main page of CBS 2 Chicago. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

CBS Chicago - Breaking News, First Alert Weather, Exclusive Investigations & Community Journalism

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

cbs2chicago.com

chicago.cbslocal.com

b045ff853a4e0f5e83a6f3bbea-prod.js

door.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

cbs2chicago.com

chicago.cbslocal.com

b045ff853a4e0f5e83a6f3bbea-prod.js

door.min.css

widget.js

main.js

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