5.2 sec in total
391 ms
4.3 sec
477 ms
Visit serco.co.nz now to see the best up-to-date Serco content and also check out these interesting facts you probably never knew about serco.co.nz
We are a trusted partner of governments, combining people, processes and technology to achieve our purpose of delivering superb public services
Visit serco.co.nzWe analyzed Serco.co.nz page load time and found that the first response time was 391 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.
serco.co.nz performance score
name
value
score
weighting
Value2.5 s
67/100
10%
Value2.5 s
89/100
25%
Value6.0 s
46/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value2.5 s
98/100
10%
391 ms
277 ms
1606 ms
57 ms
21 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Serco.co.nz, 56% (19 requests) were made to Serco.com and 21% (7 requests) were made to Polaris.brighterir.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Serco.com.
Page size can be reduced by 599.9 kB (10%)
5.7 MB
5.1 MB
In fact, the total size of Serco.co.nz 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. 30% of websites need less resources to load. Images take 5.2 MB which makes up the majority of the site volume.
Potential reduce by 40.1 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 40.1 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 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. Serco.co.nz 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. 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.
serco.co.nz
391 ms
www.serco.com
277 ms
www.serco.com
1606 ms
gtm.js
57 ms
d22bc417-4683-4b42-8d6b-cc3af5b95f52.css
21 ms
app.css
189 ms
all.js
539 ms
atc.min.js
385 ms
analytics.js
37 ms
share_price_widget
555 ms
sprites.png
254 ms
brand-logo.png
381 ms
1763.original.jpg
958 ms
1601.original.jpg
1039 ms
hero-arrow.png
380 ms
730.original.jpg
864 ms
733.original.jpg
1186 ms
731.original.jpg
1301 ms
159.original.jpg
957 ms
erdington-leisure-centre-media.jpg
1538 ms
prison-football-tournament-team-photo.jpg
1781 ms
hmp-thameside-media.jpg
1793 ms
222.original.jpg
1457 ms
157.original.jpg
1277 ms
734.original.jpg
1366 ms
908c4810-64db-4b46-bb8e-823eb41f68c0.woff
62 ms
collect
16 ms
normalize.css
82 ms
avenir-light.css
161 ms
font-awesome.min.css
301 ms
css
260 ms
jquery-2.2.0.min.js
377 ms
avenir-light.woff
160 ms
collect
11 ms
serco.co.nz 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
serco.co.nz SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serco.co.nz 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 Serco.co.nz 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.
serco.co.nz
Open Graph description is not detected on the main page of Serco. 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: