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Welcome to sdnhm.org homepage info - get ready to check Sdnhm best content for United States right away, or after learning these important things about sdnhm.org
Explore the natural history of Southern California and Baja California—from past to present—at the San Diego Natural History Museum in the heart of Balboa Park.
Visit sdnhm.orgWe analyzed Sdnhm.org page load time and found that the first response time was 172 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
sdnhm.org performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value27.2 s
0/100
25%
Value20.4 s
0/100
10%
Value1,150 ms
22/100
30%
Value1
2/100
15%
Value19.7 s
2/100
10%
172 ms
279 ms
147 ms
955 ms
68 ms
Our browser made a total of 100 requests to load all elements on the main page. We found that 70% of them (70 requests) were addressed to the original Sdnhm.org, 6% (6 requests) were made to Fonts.gstatic.com and 4% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (955 ms) belongs to the original domain Sdnhm.org.
Page size can be reduced by 2.0 MB (25%)
8.0 MB
5.9 MB
In fact, the total size of Sdnhm.org main page is 8.0 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. 80% 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 7.2 MB which makes up the majority of the site volume.
Potential reduce by 133.1 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. 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 133.1 kB or 77% of the original size.
Potential reduce by 1.8 MB
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. Obviously, Sdnhm needs image optimization as it can save up to 1.8 MB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 86.1 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 86.1 kB or 18% of the original size.
Potential reduce by 11.2 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. Sdnhm.org needs all CSS files to be minified and compressed as it can save up to 11.2 kB or 16% of the original size.
Number of requests can be reduced by 51 (62%)
82
31
The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sdnhm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
sdnhm.org
172 ms
sdnhm.org
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www.sdnhm.org
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www.sdnhm.org
955 ms
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jquery.js
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78 ms
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src=8250099;type=sdnhm0;cat=homep0;ord=1;num=4591904318077;npa=0;auiddc=*;pscdl=noapi;frm=0;gtm=45fe4510h1z872342914za201;gcd=13l3l3l3l1;dma=0;epver=2
93 ms
src=8250099;type=sdnhm0;cat=sitew0;ord=1;num=2514341482077;npa=0;auiddc=*;pscdl=noapi;frm=0;gtm=45fe4510h1z872342914za201;gcd=13l3l3l3l1;dma=0;epver=2
146 ms
sdnhm.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
sdnhm.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
sdnhm.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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.
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sdnhm.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 Sdnhm.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.
sdnhm.org
Open Graph data is detected on the main page of Sdnhm. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: