44.5 sec in total
Welcome to sandiegoairandspace.org homepage info - get ready to check San Diego Air And Space best content for United States right away, or after learning these important things about sandiegoairandspace.org
The San Diego Air & Space Museum in Historical Balboa Park welcomes you to visit. The Official Air & Space Museum and Education Center of California has many attractions for the entire family.Visit sandiegoairandspace.org
We analyzed Sandiegoairandspace.org page load time and found that the first response time was 377 ms and then it took 44.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
sandiegoairandspace.org performance score
Our browser made a total of 88 requests to load all elements on the main page. We found that 48% of them (42 requests) were addressed to the original Sandiegoairandspace.org, 11% (10 requests) were made to Maps.googleapis.com and 10% (9 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (5.8 sec) relates to the external source Syndication.twitter.com.
Page size can be reduced by 282.4 kB (5%)
In fact, the total size of Sandiegoairandspace.org main page is 5.4 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 5.1 MB which makes up the majority of the site volume.
Potential reduce by 55.6 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 8.8 kB, which is 13% 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 55.6 kB or 82% of the original size.
Potential reduce by 137.1 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. San Diego Air And Space images are well optimized though.
Potential reduce by 87.5 kB
Potential reduce by 2.2 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. Sandiegoairandspace.org has all CSS files already compressed.
Number of requests can be reduced by 27 (36%)
sandiegoairandspace.org accessibility score
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Links do not have a discernible name
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
These items highlight common accessibility best practices.
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sandiegoairandspace.org best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
Browser errors were logged to the console
sandiegoairandspace.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
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/).
Document uses legible font sizes
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sandiegoairandspace.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 Sandiegoairandspace.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
Open Graph description is not detected on the main page of San Diego Air And Space. 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: