15.4 sec in total
100 ms
12.7 sec
2.6 sec
Click here to check amazing Vertiv Co content. Otherwise, check out these important facts you probably never knew about vertivco.cn
维谛技术(Vertiv)设计、制造关键基础设备并提供相关服务,保障数据中心、通信网、商业和工业设施的核心应用的良好运行环境。
Visit vertivco.cnWe analyzed Vertivco.cn page load time and found that the first response time was 100 ms and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
vertivco.cn performance score
name
value
score
weighting
Value8.7 s
0/100
10%
Value20.8 s
0/100
25%
Value22.0 s
0/100
10%
Value7,690 ms
0/100
30%
Value0
100/100
15%
Value45.5 s
0/100
10%
100 ms
204 ms
954 ms
84 ms
95 ms
Our browser made a total of 102 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vertivco.cn, 41% (42 requests) were made to Vertiv.cn and 7% (7 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (5.2 sec) relates to the external source In.hotjar.com.
Page size can be reduced by 318.9 kB (25%)
1.3 MB
964.4 kB
In fact, the total size of Vertivco.cn main page is 1.3 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 826.4 kB which makes up the majority of the site volume.
Potential reduce by 227.5 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. This page needs HTML code to be minified as it can gain 49.5 kB, which is 18% 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 227.5 kB or 85% 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. Vertiv Co images are well optimized though.
Potential reduce by 85.6 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 85.6 kB or 47% of the original size.
Potential reduce by 5.8 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. Vertivco.cn needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 92% of the original size.
Number of requests can be reduced by 59 (68%)
87
28
The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vertiv Co. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.vertivco.cn
100 ms
www.vertiv.cn
204 ms
954 ms
css
84 ms
abovethefoldgeneric
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calibre.css
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abovethefoldhomepage
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jquery-2.2.1.min.js
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angular.min.js
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externalscriptsdefered
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sharedscripts
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portalswitch
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sharedcomponentsInit
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homepage
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eloquascripts
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twitter-user-timeline.js
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analytics.js
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gtm.js
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logo.svg
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southampton-800x600.jpg
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logo_compact_white.svg
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tilted-blue-gray.png
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100_mini.jpg
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CalibreWeb-Regular.woff
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CalibreWeb-Medium.woff
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CalibreWeb-Light.woff
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CalibreWeb-Semibold.woff
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CalibreWeb-Bold.woff
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CalibreWeb-Black.woff
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app-icons.ttf
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AYCLpXzofN0NMiQugGDjQA.ttf
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js
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quant.js
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hotjar-389656.js
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conversion_async.js
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uwt.js
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iframe_api
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trackconversion
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fbevents.js
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cc.js
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insight.min.js
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c.min.js
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autocompleteCategories
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elqCfg.min.js
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widgets.js
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collect
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belowthefoldgeneric
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adsct
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modules.8831d20acac5f9d5fa63.js
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box-469cf41adb11dc78be68c1ae7f9457a4.html
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widget_iframe.96fd96193cc66c3e11d4c5e4c7c7ec97.html
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pixel;r=901434358;event=refresh;labels=_fp.event.X-MaxMind-Country.US%2C_fp.channel.US;source=gtm;rf=0;uh=65ce955d6ae6;uht=2;a=p-3DUwxPawhx4ZN;url=https%3A%2F%2Fwww.vertiv.cn%2Fen-us%2F;fpan=1;fpa=P0-2050967071-1604208161869;ns=0;ce=1;qjs=1;qv=3364aec3-20201006003021;cm=;gdpr=0;ref=;d=vertiv.cn;je=0;sr=1024x768x32;dst=0;et=1604208161869;tzo=-180;ogl=
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ga-audiences
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pixel;r=1856524484;event=refresh;labels=keywords.data%20center%2Ckeywords.telecom%2Ckeywords.critical%20infrastructure;source=gtm;rf=0;uh=65ce955d6ae6;uht=2;a=p-vrnThKs4AMrk6;url=https%3A%2F%2Fwww.vertiv.cn%2Fen-us%2F;fpan=0;fpa=P0-2050967071-1604208161869;ns=0;ce=1;qjs=1;qv=3364aec3-20201006003021;cm=;gdpr=0;ref=;d=vertiv.cn;je=0;sr=1024x768x32;dst=0;et=1604208161872;tzo=-180;ogl=
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settings
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visit-data
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js
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img
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getCountries
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adsct
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ajax-loader.gif
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Targeting.php
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GetLanguagesForAllCountries
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vertivco.cn 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
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
ARIA IDs are not unique
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
Image elements do not have [alt] attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
vertivco.cn 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
vertivco.cn 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
Document doesn't have a valid hreflang
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 Vertivco.cn 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 Vertivco.cn 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.
vertivco.cn
Open Graph description is not detected on the main page of Vertiv Co. 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: