3.4 sec in total
228 ms
2.6 sec
542 ms
Welcome to selfrepairingcities.com homepage info - get ready to check Self Repairing Cities best content right away, or after learning these important things about selfrepairingcities.com
The Self Repairing Cities project, hosted by Leeds University, aims to develop a series of robots to detect and fix mechanical and engineering faults.
Visit selfrepairingcities.comWe analyzed Selfrepairingcities.com page load time and found that the first response time was 228 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
selfrepairingcities.com performance score
name
value
score
weighting
Value3.0 s
48/100
10%
Value3.2 s
71/100
25%
Value3.7 s
85/100
10%
Value230 ms
86/100
30%
Value0.121
84/100
15%
Value4.7 s
80/100
10%
228 ms
402 ms
101 ms
333 ms
64 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 73% of them (35 requests) were addressed to the original Selfrepairingcities.com, 10% (5 requests) were made to Use.typekit.net and 6% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Selfrepairingcities.com.
Page size can be reduced by 73.3 kB (4%)
2.1 MB
2.0 MB
In fact, the total size of Selfrepairingcities.com main page is 2.1 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 2.0 MB which makes up the majority of the site volume.
Potential reduce by 38.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 38.7 kB or 82% of the original size.
Potential reduce by 33.8 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. Self Repairing Cities images are well optimized though.
Potential reduce by 137 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 626 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. Selfrepairingcities.com has all CSS files already compressed.
Number of requests can be reduced by 6 (15%)
41
35
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Self Repairing Cities. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
selfrepairingcities.com
228 ms
selfrepairingcities.com
402 ms
js
101 ms
style.min.css
333 ms
style.css
64 ms
font-awesome.min.css
116 ms
frontend-gtag.min.js
369 ms
jquery.min.js
94 ms
xif7yqv.js
147 ms
script.min.js
505 ms
new-tab.js
55 ms
analytics.js
46 ms
collect
13 ms
collect
121 ms
logo.png
325 ms
NorthBridge-Halifax_PeteHackney_1920x780-1920x780.jpg
879 ms
NorthBridge-Halifax_PeteHackney_1920x780-768x360.jpg
487 ms
NorthBridge-Halifax_PeteHackney_1920x780-992x460.jpg
532 ms
NorthBridge-Halifax_PeteHackney_1920x780-480x300.jpg
439 ms
home_banner-4.jpg
850 ms
home_banner-4-768x360.jpg
781 ms
home_banner-4-992x460.jpg
936 ms
home_banner-4-480x300.jpg
906 ms
Pot-holes-1920x780.jpg
1051 ms
Pot-holes-1920x780-768x360.jpg
1261 ms
Pot-holes-1920x780-992x460.jpg
1279 ms
Pot-holes-1920x780-480x300.jpg
1283 ms
perch.png
1235 ms
perceive.png
948 ms
fire.png
954 ms
Self-RepairingCities_CitySociety_Icon_WEB.png
963 ms
lens-300x278.png
972 ms
3d-printing-uav-asphalt-300x266.jpeg
984 ms
News-POSTnote_20170313_180343-300x200.jpg
1333 ms
NorthBridge-Halifax_PeteHackney_1000x1500-300x200.jpg
1423 ms
footer-cta.jpg
1572 ms
logo_lg.png
1577 ms
leeds-logo.png
1286 ms
ucl-logo.png
1287 ms
birmingham-logo.png
1299 ms
southampton-logo.png
1308 ms
epsrc-logo.png
1313 ms
fontawesome-webfont.woff
41 ms
d
3 ms
d
22 ms
d
41 ms
d
39 ms
p.gif
57 ms
selfrepairingcities.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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
Links do not have a discernible name
selfrepairingcities.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
selfrepairingcities.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
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 Selfrepairingcities.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 Selfrepairingcities.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.
selfrepairingcities.com
Open Graph data is detected on the main page of Self Repairing Cities. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: