2.8 sec in total
103 ms
2.3 sec
410 ms
Welcome to crystalvisionoptometry.net homepage info - get ready to check Crystal Vision Optometry best content right away, or after learning these important things about crystalvisionoptometry.net
Trusted Optometrist & Specialty Contact Lenses Professional & Orthokeratology serving the patients of Rancho Cucamonga, CA. Contact us at 909-757-0362 or visit us at 11940 East Foothill Blvd, Suite 10...
Visit crystalvisionoptometry.netWe analyzed Crystalvisionoptometry.net page load time and found that the first response time was 103 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
crystalvisionoptometry.net performance score
name
value
score
weighting
Value2.9 s
53/100
10%
Value5.4 s
20/100
25%
Value7.4 s
28/100
10%
Value1,370 ms
16/100
30%
Value0.408
24/100
15%
Value12.4 s
15/100
10%
103 ms
1372 ms
92 ms
170 ms
13 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 22% of them (11 requests) were addressed to the original Crystalvisionoptometry.net, 51% (26 requests) were made to Cdcssl.ibsrv.net and 14% (7 requests) were made to . The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Crystalvisionoptometry.net.
Page size can be reduced by 290.0 kB (28%)
1.1 MB
763.9 kB
In fact, the total size of Crystalvisionoptometry.net main page is 1.1 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. 40% of websites need less resources to load. Javascripts take 629.6 kB which makes up the majority of the site volume.
Potential reduce by 120.0 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 120.0 kB or 78% of the original size.
Potential reduce by 0 B
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. Crystal Vision Optometry images are well optimized though.
Potential reduce by 169.9 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 169.9 kB or 27% of the original size.
Potential reduce by 0 B
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. Crystalvisionoptometry.net has all CSS files already compressed.
Number of requests can be reduced by 10 (24%)
42
32
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crystal Vision Optometry. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
crystalvisionoptometry.net
103 ms
www.crystalvisionoptometry.net
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cf0f98be98cb5eaa2d5861244e893846.opt-min.cr.js
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5e00bbc62a8373e58948a550201a8ba0.opt-min.cr.css
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jquery-1.11.1.min.js
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js
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smb-number-changer.js
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f825570707b1d3269f699c9f60f9e8dd.opt-min.co.js
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js-defer.js
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embed
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vba%20logo.png
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jquery-1.11.1.min.js
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js
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smb-number-changer.js
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js
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f825570707b1d3269f699c9f60f9e8dd.opt-min.co.js
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crystalvisionoptometry.net 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
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
Links do not have a discernible name
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
crystalvisionoptometry.net 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
crystalvisionoptometry.net SEO score
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 Crystalvisionoptometry.net 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 Crystalvisionoptometry.net 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.
crystalvisionoptometry.net
Open Graph data is detected on the main page of Crystal Vision Optometry. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: