4.9 sec in total
101 ms
2.5 sec
2.3 sec
Welcome to certarus.com homepage info - get ready to check Certarus best content right away, or after learning these important things about certarus.com
Certarus provides compressed natural gas delivery and carbon neutral energy solutions, from sourcing and compression to on-site delivery and decompression. Call us today!
Visit certarus.comWe analyzed Certarus.com page load time and found that the first response time was 101 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
certarus.com performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value17.6 s
0/100
25%
Value10.4 s
8/100
10%
Value9,900 ms
0/100
30%
Value0.013
100/100
15%
Value17.4 s
4/100
10%
101 ms
609 ms
69 ms
100 ms
112 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 62% of them (49 requests) were addressed to the original Certarus.com, 9% (7 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Certarus.com.
Page size can be reduced by 496.7 kB (9%)
5.4 MB
4.9 MB
In fact, the total size of Certarus.com main page is 5.4 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 5.1 MB which makes up the majority of the site volume.
Potential reduce by 62.0 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. This page needs HTML code to be minified as it can gain 8.5 kB, which is 12% 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 62.0 kB or 84% of the original size.
Potential reduce by 425.5 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. Certarus images are well optimized though.
Potential reduce by 3.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 5.3 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. Certarus.com has all CSS files already compressed.
Number of requests can be reduced by 20 (32%)
62
42
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certarus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
certarus.com
101 ms
certarus.com
609 ms
plugins.css
69 ms
default.css
100 ms
styles.css
112 ms
css2
48 ms
jquery.min.js
37 ms
plugins.js
106 ms
scripts.js
226 ms
up_loader.1.1.0.js
32 ms
apbct_public.js
229 ms
gtm.js
593 ms
logo.png
361 ms
logo-icon-small-for-menu.png
362 ms
banner-overlay.png
360 ms
hp-banner-1.jpg
614 ms
hp-banner-3.jpg
532 ms
hp-banner-2.jpg
614 ms
homepage-banner-4.jpg
530 ms
MSU%201.jpg
619 ms
Quantum%20H2%20(1).jpg
1053 ms
logo-icon-grey-left.png
613 ms
cng-bucket-small-transparent.png
616 ms
rng-bucket-small-transparent.png
614 ms
Hydrogen_Icon-02.png
617 ms
cogen.jpeg
700 ms
compression-green-icon.png
620 ms
transportation-green-icon.png
619 ms
decompression-green-icon.png
620 ms
monitoring-green-icon.png
658 ms
logo-icon-small-full-color.png
659 ms
certarus.com
995 ms
map_home_new.png
700 ms
permanent-hubs-icon.png
698 ms
portable-cng-icon.png
698 ms
agriculture-icon-only.png
703 ms
asphalt-plants-icon-only.png
700 ms
disater-relief-icon-only.png
710 ms
renewable-fuels.png
709 ms
forestry.png
737 ms
energy.png
828 ms
mining.png
828 ms
off-grid-communities.png
833 ms
pipeline.png
836 ms
power-generation.png
831 ms
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353 ms
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512 ms
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remote-camps.png
814 ms
utility-support.png
525 ms
fa-solid-900.woff
513 ms
fa-regular-400.woff
591 ms
fa-light-300.woff
697 ms
fa-brands-400.woff
581 ms
Roadshot.jpg
423 ms
ajax-loader.gif
525 ms
analytics.js
43 ms
bat.js
149 ms
swap.js
52 ms
trackatron4.js
149 ms
js
51 ms
linkid.js
98 ms
trackatron4.js
220 ms
collect
113 ms
collect
108 ms
ga-audiences
90 ms
up
40 ms
collect
11 ms
31 ms
universal_pixel.1.1.0.js
3 ms
pixel
112 ms
rubicon
15 ms
pixel
33 ms
generic
18 ms
10 ms
certarus.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
[aria-hidden="true"] elements contain focusable descendents
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
Form elements do not have associated labels
certarus.com 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
certarus.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
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 Certarus.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 Certarus.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.
certarus.com
Open Graph description is not detected on the main page of Certarus. 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: