Tools & Wizards About Us
chicagotribune.newspapers.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

chicagotribune.newspapers.com

Chicago Tribune archive from 1849-2024 - Chicago Tribune Archive

Page Load Speed

380 ms in total

First Response

36 ms

Resources Loaded

344 ms

Page Rendered

0 ms

chicagotribune.newspapers.com screenshot

About Website

Visit chicagotribune.newspapers.com now to see the best up-to-date Chicago Tribune Newspapers content for United States and also check out these interesting facts you probably never knew about chicagotribune.newspapers.com

The largest online newspaper archive. Used by millions every month for historical research, family history, crime investigations, journalism, and more.

Visit chicagotribune.newspapers.com

Key Findings

We analyzed Chicagotribune.newspapers.com page load time and found that the first response time was 36 ms and then it took 344 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

chicagotribune.newspapers.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value1,680 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

chicagotribune.newspapers.com

36 ms

chicagotribune.newspapers.com

74 ms

newspapers-theme-redwood.87d58d87fab6dd4c2b3ba4f9e4855a81.css

25 ms

home-signed-out.bundle.677fc3915c9481775a3e57443f147a47.css

34 ms

powered-by-newspapers.afa60004d102b9f74a5839430548da1a.css

59 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 56% of them (9 requests) were addressed to the original Chicagotribune.newspapers.com, 31% (5 requests) were made to Cdnjs.cloudflare.com and 6% (1 request) were made to Cdn.privacy-mgmt.com. The less responsive or slowest element that took the longest time to load (151 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.7 kB (28%)

Content Size

74.3 kB

After Optimization

53.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Chicagotribune.newspapers.com main page is 74.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 39.9 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 20.7 kB

  • Original 30.2 kB
  • After minification 30.1 kB
  • After compression 9.4 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 20.7 kB or 69% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.3 kB
  • After minification 4.3 kB

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. Chicago Tribune Newspapers images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 39.9 kB
  • After minification 39.9 kB
  • After compression 39.9 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.

Requests Breakdown

Number of requests can be reduced by 9 (64%)

Requests Now

14

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chicago Tribune Newspapers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chicagotribune.newspapers.com

chicagotribune.newspapers.com

36 ms

chicagotribune.newspapers.com

chicagotribune.newspapers.com

74 ms

newspapers-theme-redwood.87d58d87fab6dd4c2b3ba4f9e4855a81.css

newspapers-theme-redwood.87d58d87fab6dd4c2b3ba4f9e4855a81.css

25 ms

home-signed-out.bundle.677fc3915c9481775a3e57443f147a47.css

home-signed-out.bundle.677fc3915c9481775a3e57443f147a47.css

34 ms

powered-by-newspapers.afa60004d102b9f74a5839430548da1a.css

powered-by-newspapers.afa60004d102b9f74a5839430548da1a.css

59 ms

sourcepoint.js

sourcepoint.js

38 ms

wrapperMessagingWithoutDetection.js

wrapperMessagingWithoutDetection.js

17 ms

react.production.min.js

react.production.min.js

24 ms

react-dom.production.min.js

react-dom.production.min.js

38 ms

d3.min.js

d3.min.js

50 ms

reactstrap.full.min.js

reactstrap.full.min.js

55 ms

mobx.umd.js

mobx.umd.js

132 ms

vendors.bundle.dbaec278b190c485ac44.js

vendors.bundle.dbaec278b190c485ac44.js

131 ms

home-signed-out.bundle.c02402c344d2fc546150.js

home-signed-out.bundle.c02402c344d2fc546150.js

36 ms

gtm.js

gtm.js

151 ms

pwdbynewslogo-wht.png

pwdbynewslogo-wht.png

76 ms

Accessibility Review

chicagotribune.newspapers.com accessibility score

88

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-*] attributes do not match their roles

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

chicagotribune.newspapers.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

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

chicagotribune.newspapers.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

    UTF-8

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

chicagotribune.newspapers.com

Open Graph description is not detected on the main page of Chicago Tribune Newspapers. 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: