2.8 sec in total
18 ms
2.4 sec
391 ms
Visit keller.com now to see the best up-to-date Keller content for Iran and also check out these interesting facts you probably never knew about keller.com
The leading geotechnical specialist contractor. Experts in piling, ground improvement, grouting, earth retention and monitoring.
Visit keller.comWe analyzed Keller.com page load time and found that the first response time was 18 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
keller.com performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value7.9 s
3/100
25%
Value6.8 s
35/100
10%
Value770 ms
38/100
30%
Value0.025
100/100
15%
Value9.6 s
29/100
10%
18 ms
59 ms
454 ms
24 ms
17 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 98% of them (39 requests) were addressed to the original Keller.com, 3% (1 request) were made to Cc.cdn.civiccomputing.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Keller.com.
Page size can be reduced by 147.5 kB (10%)
1.5 MB
1.4 MB
In fact, the total size of Keller.com main page is 1.5 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. 40% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 88.2 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 11.6 kB, which is 11% 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 88.2 kB or 84% of the original size.
Potential reduce by 25.8 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. Keller images are well optimized though.
Potential reduce by 33.5 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 33.5 kB or 15% of the original size.
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. Keller.com has all CSS files already compressed.
Number of requests can be reduced by 11 (35%)
31
20
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keller. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
keller.com
18 ms
www.keller.com
59 ms
css_d_WkE6ZMVgCVvhlGtt6yhygovwPAwyRRN9NJW72R0cM.css
454 ms
css_CxGqYRS1nXEOSC0KeNljeqrwS0QqlZ8MBcYS6RTYtbs.css
24 ms
js_7sPvkm7lL6puxfYKE6zKzkiRhRBCM5ZgqxjD0aFFpVI.js
17 ms
cookieControl-9.x.min.js
136 ms
js_ZUtRdmxO4Vs2HH1YdBeKJ5U3b6kHve4g8zI5XXiVCtU.js
16 ms
gtm.js
62 ms
gtag.js
69 ms
js_JEmtCFKkL0glrVcu0qZnXzGnbZOWVfK3ORQrzUJZS1o.js
1200 ms
logo.svg
64 ms
magnifier.svg
65 ms
mobile-menu-icon.svg
61 ms
mobile-menu-icon-close.svg
68 ms
image-homepage-moss-norway_0.jpg
669 ms
image-homepage-banner-keller-north-america.jpg
711 ms
image-homepage-banner-keller-australia.jpg
655 ms
keller-asean-jakarta-indonesia-vibro-stone-column-serang-panimbang.jpg
522 ms
keller-melbourne-metro-tunnel-project-australia.jpg
1002 ms
keller-putzerei-plachy-graz-sustainability_0.jpg
1004 ms
keller-port-of-miami-florida-augercast-piles.jpg
1174 ms
keller-logo-01.jpg
670 ms
preliminary-results-presentation-march-2024-cover.jpg
673 ms
k-brochure-foundations-of-wellbeing-image.jpg
1216 ms
image-about-keller-video.jpg
1169 ms
k-infographic-keller-at-a-glance-image.jpg
1488 ms
arrow-right-blue.svg
541 ms
search-bar-close.svg
542 ms
background-yellow.svg
547 ms
hero-yellow-pattern.svg
910 ms
project-hover-background.svg
706 ms
grey-pattern.svg
707 ms
play-icon.svg
710 ms
322249_2_0.woff
1177 ms
322249_1_0.woff
1191 ms
322249_0_0.woff
1222 ms
fa-regular-400.woff
1236 ms
fa-light-300.woff
1554 ms
fa-solid-900.woff
1397 ms
fa-brands-400.woff
1750 ms
keller.com 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
keller.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
keller.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 Keller.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 Keller.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.
keller.com
Open Graph description is not detected on the main page of Keller. 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: