93.9 sec in total
307 ms
67.8 sec
25.9 sec
Visit heathrowairport.com now to see the best up-to-date Heathrow Airport content for United Kingdom and also check out these interesting facts you probably never knew about heathrowairport.com
Heathrow is the UK’s biggest airport, located 14 miles west of Central London and serving hundreds of destinations across the world.
Visit heathrowairport.comWe analyzed Heathrowairport.com page load time and found that the first response time was 307 ms and then it took 93.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 14 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
heathrowairport.com performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value6.6 s
8/100
25%
Value8.9 s
15/100
10%
Value10,630 ms
0/100
30%
Value0.065
97/100
15%
Value23.1 s
1/100
10%
307 ms
1286 ms
485 ms
483 ms
483 ms
Our browser made a total of 218 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Heathrowairport.com, 53% (115 requests) were made to Heathrow.com and 3% (7 requests) were made to Dsum.casalemedia.com. The less responsive or slowest element that took the longest time to load (22.2 sec) relates to the external source Metrics.heathrow.com.
Page size can be reduced by 1.5 MB (47%)
3.2 MB
1.7 MB
In fact, the total size of Heathrowairport.com main page is 3.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 221.8 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 221.8 kB or 86% of the original size.
Potential reduce by 94.4 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. Heathrow Airport images are well optimized though.
Potential reduce by 883.1 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 883.1 kB or 69% of the original size.
Potential reduce by 291.3 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. Heathrowairport.com needs all CSS files to be minified and compressed as it can save up to 291.3 kB or 80% of the original size.
Number of requests can be reduced by 100 (54%)
184
84
The browser has sent 184 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heathrow Airport. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
heathrowairport.com
307 ms
www.heathrow.com
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Bootstrap.js
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satelliteLib-285e443e5e19c9eb4eb77a73ad039f3cf9ef620c.js
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modernizr.custom.js
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print.css
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heathrow-logo.png
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Login_icon.png
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Home.png
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Home-active.png
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Arrivals.png
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Arrivals-active.png
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Departures.png
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Flight%20Connections.png
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Transport%20and%20directions.png
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Transport%20and%20directions-active.png
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Airport%20guide.png
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Shops%20and%20restaurants.png
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activityi;src=3793307;type=iap2017;cat=heath0;ord=776332877576.3512
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2017-09-05Z
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ADTECH;cfp=1;rndc=1504626376;kvprotocol=http;kvdomain=www.heathrow.com;grp=4;screenheight=768;screenwidth=1024;screendensity=1;kvscreenheight=768;kvscreenwidth=1024;kvscreendensity=1;kvviewportwidth=1680;kvviewportheight=1050;misc=1504626376652
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AdId=18281985;BnId=2;ct=557027701;st=3779;adcid=1;itime=626384521;reqtype=5;;
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heathrowairport.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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
heathrowairport.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
heathrowairport.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
Image elements do not have [alt] attributes
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 Heathrowairport.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 Heathrowairport.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.
heathrowairport.com
Open Graph description is not detected on the main page of Heathrow Airport. 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: