4 sec in total
581 ms
3.2 sec
246 ms
Visit powerlibrary.org now to see the best up-to-date Power Library content for United States and also check out these interesting facts you probably never knew about powerlibrary.org
Pennsylvania's Electronic Library
Visit powerlibrary.orgWe analyzed Powerlibrary.org page load time and found that the first response time was 581 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
powerlibrary.org performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value9.0 s
1/100
25%
Value9.6 s
11/100
10%
Value270 ms
81/100
30%
Value0.078
94/100
15%
Value15.3 s
7/100
10%
581 ms
35 ms
52 ms
53 ms
51 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 Powerlibrary.org, 5% (4 requests) were made to Google.com and 3% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (598 ms) belongs to the original domain Powerlibrary.org.
Page size can be reduced by 789.7 kB (35%)
2.3 MB
1.5 MB
In fact, the total size of Powerlibrary.org main page is 2.3 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 76.1 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 19.0 kB, which is 19% 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 76.1 kB or 77% of the original size.
Potential reduce by 87.4 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. Power Library images are well optimized though.
Potential reduce by 407.8 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 407.8 kB or 66% of the original size.
Potential reduce by 218.4 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. Powerlibrary.org needs all CSS files to be minified and compressed as it can save up to 218.4 kB or 84% of the original size.
Number of requests can be reduced by 44 (61%)
72
28
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Power Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.
www.powerlibrary.org
581 ms
style.css
35 ms
stylesheet.css
52 ms
askben.css
53 ms
lightbox.css
51 ms
zebra_tooltips.css
52 ms
font-awesome.min.css
55 ms
default.min.css
55 ms
video-js.css
61 ms
kg-video-js-skin.css
61 ms
kgvid_styles.css
61 ms
dropdown.css
54 ms
dropdown.vertical.rtl.css
60 ms
default.advanced.css
60 ms
wilto.css
61 ms
lite.css
74 ms
silver.css
63 ms
responsive.css
69 ms
jquery.js
94 ms
jquery-migrate.min.js
68 ms
respond.min.js
69 ms
tinynav.min.js
71 ms
wilto.js
74 ms
wilto.int.js
74 ms
modernizr-2.0.6.min.js
73 ms
power.js
75 ms
askben.js
91 ms
component.css
89 ms
modernizr.custom.js
88 ms
addthis_widget.js
39 ms
output.css
87 ms
zebra_tooltips.js
85 ms
scroll-back-to-top.js
97 ms
wp-embed.min.js
97 ms
classie.js
97 ms
sidebarEffects.js
95 ms
cse.js
68 ms
jsapi
35 ms
wp-emoji-release.min.js
17 ms
dropdown.vertical.css
18 ms
default.css
18 ms
default+en.css
7 ms
default.css
22 ms
default+en.I.js
22 ms
dropdown.css
17 ms
default.css
33 ms
header-1px150.png
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kids-logo-header-sprite.png
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logo-244-157.png
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header-bevel-long.png
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Chat-sprite2.png
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Find-sprite2.png
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e_sublist_bullet.png
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header-bevel-short.png
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resp-nav-orangeband-arrow-below775.png
153 ms
ben-homepage.png
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Let-Ben-Be-Your-Guide.png
154 ms
AskBen-dropdown.png
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STEM-Resources.png
164 ms
Find-a-pa-library-slideshow-blue.png
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CLP_AM.png
598 ms
johnstown-flood-626x268-626x268.jpg
159 ms
jobs_slideshow2-1.png
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CA.png
163 ms
pa-job-resources.png
178 ms
footer-logo-PA-DE.png
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footer-logo-PL.png
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ubuntu-r-webfont.woff
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ubuntu-m-webfont.woff
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ubuntu-b-webfont.woff
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audience-arrow-sprite.png
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analytics.js
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300lo.json
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slideshow-leftarrow-sprite.png
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slideshow-rightarrow-sprite.png
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sh.7c7179124ea24ac6ba46caac.html
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collect
37 ms
powerlibrary.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-*] attributes do not match their roles
[role]s are not contained by their required parent element
[role] values are not valid
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
powerlibrary.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
powerlibrary.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Powerlibrary.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 Powerlibrary.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.
powerlibrary.org
Open Graph description is not detected on the main page of Power Library. 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: