2.4 sec in total
354 ms
1.5 sec
588 ms
Click here to check amazing Centre Stack content for United States. Otherwise, check out these important facts you probably never knew about centrestack.com
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Visit centrestack.comWe analyzed Centrestack.com page load time and found that the first response time was 354 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
centrestack.com performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value3.1 s
76/100
25%
Value2.0 s
100/100
10%
Value350 ms
73/100
30%
Value0
100/100
15%
Value4.5 s
82/100
10%
354 ms
181 ms
167 ms
47 ms
48 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 91% of them (92 requests) were addressed to the original Centrestack.com, 3% (3 requests) were made to and 3% (3 requests) were made to Static.olark.com. The less responsive or slowest element that took the longest time to load (442 ms) belongs to the original domain Centrestack.com.
Page size can be reduced by 686.2 kB (37%)
1.9 MB
1.2 MB
In fact, the total size of Centrestack.com main page is 1.9 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 45.4 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 13.4 kB, which is 24% 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 45.4 kB or 81% of the original size.
Potential reduce by 223.9 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. Obviously, Centre Stack needs image optimization as it can save up to 223.9 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 223.3 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 223.3 kB or 74% of the original size.
Potential reduce by 193.7 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. Centrestack.com needs all CSS files to be minified and compressed as it can save up to 193.7 kB or 68% of the original size.
Number of requests can be reduced by 24 (26%)
94
70
The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centre Stack. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
centrestack.com
354 ms
bootstrap.min.css
181 ms
gn-style.min.css
167 ms
gn-responsive-tables.min.css
47 ms
font-awesome.min.css
48 ms
animate.min.css
68 ms
smoothDivScroll.min.css
164 ms
landing3.css
47 ms
jquery-2.1.4.min.js
191 ms
jquery-ui-1.10.3.custom.js
188 ms
bootstrap.min.js
209 ms
jquery.mousewheel.js
218 ms
jquery.kinetic.js
188 ms
jquery.smoothDivScroll-1.3.js
189 ms
gn-home-style.min.css
216 ms
gn-main-lightbox-videos.js
213 ms
gn-responsive-tables.js
250 ms
gn-main-carousel-animate.js
213 ms
gn-main-bg-movement.js
245 ms
gn-main-popover.js
246 ms
gn-main-menu.js
248 ms
gn-home-main.js
250 ms
centrestack_l.png
83 ms
homepage.jpg
348 ms
logo-google.svg
79 ms
microsoft.svg
83 ms
logo-amazon.svg
85 ms
hp.svg
171 ms
250px-Leeds_University_logo.svg.png
169 ms
acadia%20realty.png
171 ms
Aerion%20corp.png
313 ms
bae%20systems.png
349 ms
barclays.png
334 ms
BCMA.png
341 ms
brettyoung-blue-logo.png
346 ms
BriteSky-Logo-web-02-219x91.png
345 ms
CIS%20ltd.png
349 ms
Corepluslogo.jpg
368 ms
cumulusglobal.png
367 ms
di-llorente-y-cuenca.png
365 ms
domainbox-logo.png
411 ms
drfortress.png
367 ms
eknow.png
381 ms
emind-logo-mini1.png
387 ms
evok.png
395 ms
fiserv.png
395 ms
heartland.png
397 ms
heliocloud.png
411 ms
hestronic.png
408 ms
Hospedialogo_rgb.png
409 ms
HP.svg
435 ms
innofield.png
442 ms
ironclad.png
424 ms
ITmaxlogoSmall.png
421 ms
kintara_logo.png
422 ms
kresco.png
426 ms
LifeLabs-Logo.png
431 ms
logo-connectis.png
368 ms
logo-db.png
366 ms
logo-nordest-servizi.png
366 ms
logo.png
361 ms
Hv+5H74CzKPC6AA=
4 ms
Hv+5H74CzKPC6AA=
4 ms
uR++AsyjwugA
3 ms
glyphicons-halflings-regular.woff
372 ms
analytics.js
20 ms
loader0.js
62 ms
logo_hudson.png
280 ms
logo_university_of_amsterdam.png
279 ms
mediaamplogofooter.png
279 ms
collect
32 ms
6198-854-10-1857.js
38 ms
c
103 ms
NorthshoreSDlogo.png
138 ms
ogl.png
118 ms
providence.png
111 ms
ptsg.png
107 ms
renova1.png
109 ms
revionics_logo_transp.png
107 ms
rocky-mountain-tech.png
105 ms
seidor.png
105 ms
sps-print-logo.png
88 ms
SSI.svg
88 ms
WbfI-RLB-Box-logo.png
90 ms
icon1-file.svg
117 ms
icon1-shield.svg
89 ms
icon2-collaboration.svg
109 ms
icon2-cloud.svg
98 ms
icon3-mobile.svg
124 ms
icon3-performance.svg
100 ms
icon4-remote.svg
95 ms
icon4-customize.svg
97 ms
video%20snapshot.png
222 ms
play-icon-u2883.png
240 ms
thinkstockphotos-166637347.jpg
245 ms
big_transparent.gif
239 ms
cursor_arrow_left.png
74 ms
cursor_arrow_left.cur
252 ms
cursor_arrow_right.png
84 ms
cursor_arrow_right.cur
249 ms
application2.js
117 ms
centrestack.com 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
button, link, and menuitem elements do not have accessible names.
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
Buttons do not have an accessible name
Links do not have a discernible name
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
Some elements have a [tabindex] value greater than 0
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
centrestack.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
centrestack.com 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
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 Centrestack.com 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 Centrestack.com 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.
centrestack.com
Open Graph description is not detected on the main page of Centre Stack. 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: