1.3 sec in total
283 ms
836 ms
200 ms
Welcome to chicagohistory.org homepage info - get ready to check Chicago History best content for United States right away, or after learning these important things about chicagohistory.org
Visit chicagohistory.orgWe analyzed Chicagohistory.org page load time and found that the first response time was 283 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
chicagohistory.org performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value19.8 s
0/100
25%
Value11.3 s
5/100
10%
Value1,100 ms
23/100
30%
Value0.006
100/100
15%
Value22.6 s
1/100
10%
283 ms
16 ms
8 ms
9 ms
6 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 96% of them (44 requests) were addressed to the original Chicagohistory.org, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (381 ms) belongs to the original domain Chicagohistory.org.
Page size can be reduced by 51.2 kB (7%)
703.4 kB
652.1 kB
In fact, the total size of Chicagohistory.org main page is 703.4 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. 35% of websites need less resources to load. Images take 659.2 kB which makes up the majority of the site volume.
Potential reduce by 21.2 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. This page needs HTML code to be minified as it can gain 3.8 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 21.2 kB or 79% of the original size.
Potential reduce by 30.0 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 History images are well optimized though.
Potential reduce by 34 B
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.
Number of requests can be reduced by 22 (50%)
44
22
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chicago History. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
chicagohistory.org
283 ms
resourcetinymce.stylesheetstinymce-cachekey9138.css
16 ms
print-cachekey3286.css
8 ms
main-cachekey2655.css
9 ms
controlpanel-cachekey4367.css
6 ms
easySlider-cachekey5929.css
16 ms
ploneCustom-cachekey6704.css
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at-cachekey9516.kss
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jquery-cachekey0107.js
18 ms
ie5fixes-cachekey5629.js
14 ms
input-label-cachekey5380.js
15 ms
resourceeasySlider-cachekey4844.js
46 ms
resourceeasyslider-portlet-cachekey7307.js
15 ms
CC_member_badge_color.png
53 ms
ga.js
52 ms
blue-bg.gif
22 ms
searchbox-bg.jpg
19 ms
myinput-background.jpg
20 ms
searchbutton.gif
20 ms
searchbutton.gif
95 ms
logo.jpg
24 ms
bullet.gif
21 ms
globalnav_3arrows.jpg
22 ms
None
268 ms
history-minute.jpg
22 ms
info_icon.gif
21 ms
CHM2016Finalist_IMLS.jpg
168 ms
copy_of_CHM_StandUp_OutatCHM.jpg
98 ms
CHM_ChicagoAuthored_HomepageGraphic_FINAL.jpg
249 ms
secret-lives-objects
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CHMChicaGO24_2016.jpg
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main-upcoming-events.jpg
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main-visit-museum.jpg
224 ms
main-lend-your-support.jpg
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parking-icon.gif
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image_preview
286 ms
facebook.jpg
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imgTwitter.jpg
319 ms
image_preview
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icoTumblr.jpg
358 ms
repin-us-on-pinterest
372 ms
Instagramiconhomepage.jpg
362 ms
spinner.gif
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buttonBack.png
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buttonForward.png
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__utm.gif
27 ms
chicagohistory.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
chicagohistory.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
chicagohistory.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chicagohistory.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 Chicagohistory.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.
chicagohistory.org
Open Graph description is not detected on the main page of Chicago History. 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: