46 sec in total
371 ms
19.1 sec
26.5 sec
Click here to check amazing Serco Global content. Otherwise, check out these important facts you probably never knew about sercoglobal.com
We are a trusted partner of governments, combining people, processes and technology to achieve our purpose of delivering superb public services
Visit sercoglobal.comWe analyzed Sercoglobal.com page load time and found that the first response time was 371 ms and then it took 45.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
sercoglobal.com performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value10.7 s
0/100
25%
Value8.5 s
18/100
10%
Value1,370 ms
16/100
30%
Value0.058
98/100
15%
Value10.5 s
23/100
10%
371 ms
291 ms
974 ms
1991 ms
901 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Sercoglobal.com, 57% (20 requests) were made to Serco.com and 20% (7 requests) were made to Polaris.brighterir.com. The less responsive or slowest element that took the longest time to load (12.8 sec) relates to the external source Serco.com.
Page size can be reduced by 600.0 kB (10%)
5.7 MB
5.1 MB
In fact, the total size of Sercoglobal.com main page is 5.7 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 5.2 MB which makes up the majority of the site volume.
Potential reduce by 40.3 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 17.5 kB, which is 37% 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 40.3 kB or 84% of the original size.
Potential reduce by 172.2 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. Serco Global images are well optimized though.
Potential reduce by 229.4 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 229.4 kB or 68% of the original size.
Potential reduce by 158.2 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. Sercoglobal.com needs all CSS files to be minified and compressed as it can save up to 158.2 kB or 88% of the original size.
Number of requests can be reduced by 9 (31%)
29
20
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serco Global. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
sercoglobal.com
371 ms
serco.com
291 ms
serco.com
974 ms
www.serco.com
1991 ms
gtm.js
901 ms
d22bc417-4683-4b42-8d6b-cc3af5b95f52.css
1453 ms
app.css
1639 ms
all.js
2951 ms
atc.min.js
2793 ms
analytics.js
2122 ms
share_price_widget
8226 ms
sprites.png
7242 ms
brand-logo.png
6698 ms
1763.original.jpg
7242 ms
1601.original.jpg
7936 ms
hero-arrow.png
6697 ms
730.original.jpg
7539 ms
733.original.jpg
11799 ms
731.original.jpg
12111 ms
159.original.jpg
8648 ms
erdington-leisure-centre-media.jpg
12184 ms
prison-football-tournament-team-photo.jpg
12206 ms
hmp-thameside-media.jpg
12206 ms
222.original.jpg
12185 ms
157.original.jpg
12804 ms
734.original.jpg
12544 ms
908c4810-64db-4b46-bb8e-823eb41f68c0.woff
1282 ms
collect
1011 ms
normalize.css
679 ms
avenir-light.css
1107 ms
font-awesome.min.css
1658 ms
css
1171 ms
jquery-2.2.0.min.js
1265 ms
avenir-light.woff
1070 ms
collect
770 ms
sercoglobal.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-*] attributes do not match their roles
[role]s are not contained by their required parent element
sercoglobal.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
sercoglobal.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
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sercoglobal.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sercoglobal.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.
sercoglobal.com
Open Graph description is not detected on the main page of Serco Global. 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: