5 sec in total
556 ms
4.3 sec
182 ms
Visit deltaengineering.co.za now to see the best up-to-date Delta Engineering content and also check out these interesting facts you probably never knew about deltaengineering.co.za
LPGSA & LPQCC registered gas installer of gas geysers, stoves, hobs, appliances and more. We also supply gas spares, fittings and do gas repairs & installations plus supply masks, PPE, surgical masks,...
Visit deltaengineering.co.zaWe analyzed Deltaengineering.co.za page load time and found that the first response time was 556 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
deltaengineering.co.za performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value6.2 s
11/100
25%
Value6.2 s
43/100
10%
Value220 ms
87/100
30%
Value0.035
100/100
15%
Value7.4 s
48/100
10%
556 ms
513 ms
517 ms
518 ms
533 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that all of those requests were addressed to Deltaengineering.co.za and no external sources were called. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Deltaengineering.co.za.
Page size can be reduced by 42.9 kB (28%)
155.8 kB
112.9 kB
In fact, the total size of Deltaengineering.co.za main page is 155.8 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. Images take 136.4 kB which makes up the majority of the site volume.
Potential reduce by 6.7 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 1.1 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 6.7 kB or 73% of the original size.
Potential reduce by 28.1 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, Delta Engineering needs image optimization as it can save up to 28.1 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 615 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 615 B or 58% of the original size.
Potential reduce by 7.5 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. Deltaengineering.co.za needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 82% of the original size.
Number of requests can be reduced by 11 (32%)
34
23
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delta Engineering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
deltaengineering.co.za
556 ms
style.css
513 ms
rollover.js
517 ms
bg_left.gif
518 ms
bg_header_2.gif
533 ms
logo.gif
537 ms
bg_header_blank.jpg
804 ms
bg_header_1.jpg
803 ms
m1_1.gif
536 ms
m4_1.gif
1043 ms
m2_1.gif
1062 ms
m5_1.gif
1065 ms
m3_1.gif
1063 ms
l_t_1.gif
1311 ms
bg_block1.gif
1311 ms
r_t_1.gif
1570 ms
title1_1.gif
1570 ms
gas_geyser2.gif
1579 ms
spacer.gif
1580 ms
burner_cradle.gif
1839 ms
smoker_dome.jpg
2102 ms
l_b_1.gif
2087 ms
r_b_1.gif
2087 ms
title1_3.gif
2095 ms
murrayfieldcorner.jpg
2095 ms
marker_list.gif
2348 ms
title1_5b.gif
2616 ms
deltagas.gif
2616 ms
kilgram.jpg
2896 ms
delta.gif
2630 ms
lpgas.jpg
2630 ms
caution.jpg
2883 ms
bg_col1_f.gif
3128 ms
bg_col2_f.gif
3134 ms
bg_right.gif
3158 ms
deltaengineering.co.za accessibility score
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
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
deltaengineering.co.za 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
deltaengineering.co.za SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deltaengineering.co.za 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 Deltaengineering.co.za 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.
deltaengineering.co.za
Open Graph description is not detected on the main page of Delta Engineering. 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: