5 sec in total
49 ms
4.6 sec
380 ms
Visit potomacbooksinc.com now to see the best up-to-date Potomac Books Inc content and also check out these interesting facts you probably never knew about potomacbooksinc.com
Publishes books and journals especially in American history, the American West, and Native American studies.
Visit potomacbooksinc.comWe analyzed Potomacbooksinc.com page load time and found that the first response time was 49 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
potomacbooksinc.com performance score
name
value
score
weighting
Value8.6 s
0/100
10%
Value11.7 s
0/100
25%
Value15.1 s
1/100
10%
Value1,110 ms
23/100
30%
Value0.204
61/100
15%
Value26.1 s
0/100
10%
49 ms
406 ms
614 ms
101 ms
104 ms
Our browser made a total of 124 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Potomacbooksinc.com, 65% (81 requests) were made to Nebraskapress.unl.edu and 16% (20 requests) were made to Nebraska-press.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Nebraska-press.s3.amazonaws.com.
Page size can be reduced by 1.0 MB (10%)
9.7 MB
8.7 MB
In fact, the total size of Potomacbooksinc.com main page is 9.7 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 9.6 MB which makes up the majority of the site volume.
Potential reduce by 80.7 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 13.9 kB, which is 15% 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 80.7 kB or 85% of the original size.
Potential reduce by 922.7 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. Potomac Books Inc images are well optimized though.
Number of requests can be reduced by 72 (65%)
111
39
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Potomac Books Inc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 55 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
potomacbooksinc.com
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potomacbooksinc.com 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
[aria-hidden="true"] elements contain focusable descendents
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
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.
potomacbooksinc.com 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
Missing source maps for large first-party JavaScript
potomacbooksinc.com SEO score
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 Potomacbooksinc.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 Potomacbooksinc.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.
potomacbooksinc.com
Open Graph description is not detected on the main page of Potomac Books Inc. 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: