6.2 sec in total
1.5 sec
4.6 sec
160 ms
Welcome to americaninstituteforhistory.org homepage info - get ready to check Americaninstituteforhistory best content right away, or after learning these important things about americaninstituteforhistory.org
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Visit americaninstituteforhistory.orgWe analyzed Americaninstituteforhistory.org page load time and found that the first response time was 1.5 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
americaninstituteforhistory.org performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value6.4 s
10/100
25%
Value10.6 s
7/100
10%
Value1,170 ms
21/100
30%
Value0.005
100/100
15%
Value15.9 s
6/100
10%
1452 ms
526 ms
523 ms
32 ms
544 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 56% of them (14 requests) were addressed to the original Americaninstituteforhistory.org, 20% (5 requests) were made to Youtube.com and 8% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Americaninstituteforhistory.org.
Page size can be reduced by 166.0 kB (29%)
570.4 kB
404.4 kB
In fact, the total size of Americaninstituteforhistory.org main page is 570.4 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. 75% 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. Javascripts take 284.3 kB which makes up the majority of the site volume.
Potential reduce by 30.5 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 30.5 kB or 73% of the original size.
Potential reduce by 34.0 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 34.0 kB or 12% of the original size.
Potential reduce by 101.5 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. Americaninstituteforhistory.org needs all CSS files to be minified and compressed as it can save up to 101.5 kB or 42% of the original size.
Number of requests can be reduced by 18 (78%)
23
5
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Americaninstituteforhistory. 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 from 10 to 1 for CSS and as a result speed up the page load time.
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americaninstituteforhistory.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.
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
americaninstituteforhistory.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
americaninstituteforhistory.org 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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Americaninstituteforhistory.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Japanese language. Our system also found out that Americaninstituteforhistory.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.
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americaninstituteforhistory.org
Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: