3.3 sec in total
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Visit hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net now to see the best up-to-date HP Laser Jet Enterprise 500 Color Printer M551 Series Doc content for United States and also check out these interesting facts you probably never knew about hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net
LASERJET ENTERPRISE 500 COLOR User Guide M551n M551dn M551xh HP LaserJet Enterprise 500 color M551 User Guide Copyright and License © 2011 Copyright Hewlett-Packard Development Company, L.P. Reproduct...
Visit hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.netWe analyzed Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net page load time and found that the first response time was 232 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net performance score
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weighting
Value3.1 s
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Value3.1 s
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Value13.1 s
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Value31,380 ms
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Value0.002
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Value41.6 s
0/100
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232 ms
564 ms
70 ms
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20 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net, 63% (22 requests) were made to Img.printerdoc.net and 11% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (564 ms) belongs to the original domain Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net.
Page size can be reduced by 377.5 kB (52%)
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In fact, the total size of Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net main page is 722.5 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. 20% of websites need less resources to load. Javascripts take 388.9 kB which makes up the majority of the site volume.
Potential reduce by 153.1 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 153.1 kB or 87% 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. HP Laser Jet Enterprise 500 Color Printer M551 Series Doc images are well optimized though.
Potential reduce by 172.1 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 172.1 kB or 44% of the original size.
Potential reduce by 52.3 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. Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net needs all CSS files to be minified and compressed as it can save up to 52.3 kB or 83% of the original size.
Number of requests can be reduced by 21 (64%)
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The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HP Laser Jet Enterprise 500 Color Printer M551 Series Doc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
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hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.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
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
<frame> or <iframe> elements do not have a title
hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.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
Page has valid source maps
hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net 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 Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.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 Hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.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.
hp-laserjet-enterprise-500-color-printer-m551-series.printerdoc.net
Open Graph description is not detected on the main page of HP Laser Jet Enterprise 500 Color Printer M551 Series Doc. 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: