687 ms in total
76 ms
392 ms
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Welcome to cpb.org homepage info - get ready to check CPB best content for United States right away, or after learning these important things about cpb.org
CPB, a private, nonprofit corporation created by Congress in 1967, is the steward of the federal government's investment in public broadcasting. It helps support the operations of more than 1000 ...
Visit cpb.orgWe analyzed Cpb.org page load time and found that the first response time was 76 ms and then it took 611 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
cpb.org performance score
name
value
score
weighting
Value9.1 s
0/100
10%
Value10.6 s
0/100
25%
Value9.1 s
14/100
10%
Value910 ms
31/100
30%
Value0
100/100
15%
Value12.4 s
14/100
10%
76 ms
48 ms
13 ms
27 ms
16 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 86% of them (66 requests) were addressed to the original Cpb.org, 8% (6 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (85 ms) relates to the external source Google-analytics.com.
Page size can be reduced by 373.6 kB (29%)
1.3 MB
935.7 kB
In fact, the total size of Cpb.org main page is 1.3 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. 65% of websites need less resources to load. Images take 875.5 kB which makes up the majority of the site volume.
Potential reduce by 29.9 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 29.9 kB or 79% of the original size.
Potential reduce by 38.0 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. CPB images are well optimized though.
Potential reduce by 120.2 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 120.2 kB or 71% of the original size.
Potential reduce by 185.5 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. Cpb.org needs all CSS files to be minified and compressed as it can save up to 185.5 kB or 82% of the original size.
Number of requests can be reduced by 40 (59%)
68
28
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CPB. 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 23 to 1 for CSS and as a result speed up the page load time.
cpb.org
76 ms
www.cpb.org
48 ms
system.base.css
13 ms
jquery.ui.core.min.css
27 ms
jquery.ui.theme.min.css
16 ms
jquery.ui.menu.min.css
17 ms
jquery.ui.autocomplete.min.css
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date.css
25 ms
datepicker.1.7.css
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field.css
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logintoboggan.css
24 ms
editor-global.css
26 ms
scald_file.css
32 ms
views.css
27 ms
ckeditor.css
26 ms
ctools.css
25 ms
panels.css
32 ms
bootstrap.min.css
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icoMoon.css
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font-awesome.min.css
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ekko-lightbox.min.css
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responsive-tables.css
30 ms
style.css
45 ms
print.css
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modernizr.custom.49506.js
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jquery-1.8.3.min.js
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jquery.once.js
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drupal.js
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jquery-ui.min.js
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autocomplete.js
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views-bootstrap-carousel.js
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scald_file.js
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scald_image.js
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googleanalytics.js
39 ms
bootstrap.min.js
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jquery.mobile.custom.min.js
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ekko-lightbox.min.js
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responsive-tables.js
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jquery.easypiechart.min.js
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responsive-tabs.js
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script.js
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bootstrap.js
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css
25 ms
analytics.js
85 ms
email.png
76 ms
rss_icon.jpg
25 ms
twitter_icon.jpg
11 ms
facebook_icon.jpg
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logo.png
12 ms
cpbn.jpg
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IStockIceStormbanner.jpg
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PLPhotobyMikeSears-BANNER.jpg
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banner_lpm.jpg
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resources.jpg
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grants.jpg
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map.jpg
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american-graduate.png
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diversity_0.jpg
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spectrum.PNG
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cpb_bug_small2.jpg
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aboutpm_0_0.jpg
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cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
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cpb.org accessibility score
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
ARIA input fields do not have accessible names
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
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
cpb.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
cpb.org SEO score
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cpb.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 Cpb.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.
cpb.org
Open Graph description is not detected on the main page of CPB. 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: