4.6 sec in total
446 ms
2.2 sec
2 sec
Visit opex-group.com now to see the best up-to-date OPEX Group content and also check out these interesting facts you probably never knew about opex-group.com
OPEX Group - an ERM Group company - is a leading provider of digital solutions for carbon intensive industries. Our mission is to help operationalise carbon strategies, drive energy efficiency and del...
Visit opex-group.comWe analyzed Opex-group.com page load time and found that the first response time was 446 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
opex-group.com performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value15.9 s
0/100
25%
Value8.7 s
16/100
10%
Value4,760 ms
0/100
30%
Value0.075
95/100
15%
Value17.7 s
4/100
10%
446 ms
73 ms
105 ms
155 ms
616 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Opex-group.com, 8% (4 requests) were made to View.ceros.com and 6% (3 requests) were made to Cdn-ukwest.onetrust.com. The less responsive or slowest element that took the longest time to load (987 ms) relates to the external source Erm.com.
Page size can be reduced by 59.5 kB (3%)
2.2 MB
2.1 MB
In fact, the total size of Opex-group.com main page is 2.2 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 21.2 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 4.6 kB, which is 16% 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 21.2 kB or 74% of the original size.
Potential reduce by 37.8 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. OPEX Group images are well optimized though.
Potential reduce by 497 B
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 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. Opex-group.com has all CSS files already compressed.
Number of requests can be reduced by 23 (56%)
41
18
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OPEX Group. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
446 ms
OtAutoBlock.js
73 ms
otSDKStub.js
105 ms
all.css
155 ms
erm.b70f82e225e1507ecc61.css
616 ms
scroll-proxy.min.js
134 ms
GetFormInitScript
174 ms
2afd2833f6a741d4463f.js
226 ms
01e50cbad5dddc8377f8.js
380 ms
c7766d4c159de9b0d6e0.js
494 ms
e7bf245a66fc75904971.js
508 ms
5d8eac69bdd0dc4628a4.js
331 ms
8d9890c48e72a135e2df.js
490 ms
8d63adb146d4f83346df.js
511 ms
b4c230280b2cbd950692.js
793 ms
7c34aaa6ee52fe9c632b.js
646 ms
29efea12-347c-433d-9567-43414a8a655a.json
29 ms
location
38 ms
css2
44 ms
module-template-1-1-1-2
89 ms
emissionsai_horizontal_green_small_use.png
776 ms
emissionsai_horizontal_mint_small_use.png
355 ms
imagevgjwo.png
28 ms
ijglobal-esg-technology-award-energy.png
253 ms
sustainability-consulting-awards-esg-innovation.png
574 ms
environmental-business-journal-business-achievement-award-for-air-emissions.png
84 ms
erm_horizontal_small_use_master_white_rgb1_eai.png
86 ms
case-study-2-1
83 ms
_Xmz-HUzqDCFdgfMsYiV_F7wfS-Bs_d_QF5e.ttf
56 ms
_Xmz-HUzqDCFdgfMsYiV_F7wfS-Bs_dNQF5e.ttf
56 ms
_Xmz-HUzqDCFdgfMsYiV_F7wfS-Bs_eYR15e.ttf
56 ms
speziaseriftrial-regularc-webfont.woff
215 ms
speziaseriftrial-mediumc-webfont.woff
491 ms
speziaseriftrial-semiboldc-webfont.woff
480 ms
speziaseriftrial-boldc-webfont.woff
434 ms
emissions-ai-case-study-chem.jpg
523 ms
emissions-ai-case-study-terminal.jpg
987 ms
emissions-ai-case-study-energy.jpg
511 ms
form-bg.svg
818 ms
check.svg
676 ms
file-download.svg
672 ms
jquery.min.js
23 ms
webfont-1.6.3.js
52 ms
require-min.js
69 ms
bootstrap-optimized.js
219 ms
html5-player.css
146 ms
fa-solid-900.woff
93 ms
fa-regular-400.woff
120 ms
experience-version-65734175917e6.js
59 ms
rollbar.min.js
28 ms
experience-version-6571e493dede7.js
76 ms
43 ms
46 ms
opex-group.com accessibility score
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
Image elements do not have [alt] attributes
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.
opex-group.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
opex-group.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
Image elements do not have [alt] attributes
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 Opex-group.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 Opex-group.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.
opex-group.com
Open Graph description is not detected on the main page of OPEX Group. 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: