2.3 sec in total
161 ms
1.8 sec
309 ms
Welcome to booking.no homepage info - get ready to check Booking best content right away, or after learning these important things about booking.no
Explore the world with Booking.com. Big savings on homes, hotels, flights, car rentals, taxis, and attractions – build your perfect trip on any budget.
Visit booking.noWe analyzed Booking.no page load time and found that the first response time was 161 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
booking.no performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value12.1 s
0/100
25%
Value11.6 s
5/100
10%
Value10,220 ms
0/100
30%
Value0
100/100
15%
Value35.6 s
0/100
10%
161 ms
886 ms
19 ms
19 ms
26 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Booking.no, 89% (93 requests) were made to Cf2.bstatic.com and 3% (3 requests) were made to T-cf.bstatic.com. The less responsive or slowest element that took the longest time to load (886 ms) relates to the external source Booking.com.
Page size can be reduced by 672.1 kB (16%)
4.1 MB
3.5 MB
In fact, the total size of Booking.no main page is 4.1 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. Only a small number of websites need less resources to load. Javascripts take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 431.6 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 431.6 kB or 73% of the original size.
Potential reduce by 235.4 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. Obviously, Booking needs image optimization as it can save up to 235.4 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.1 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. This website has mostly compressed JavaScripts.
Potential reduce by 4.1 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. Booking.no has all CSS files already compressed.
Number of requests can be reduced by 77 (75%)
102
25
The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booking. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 50 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.
booking.no
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booking.no 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 have valid values
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
booking.no 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
Missing source maps for large first-party JavaScript
booking.no SEO score
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Booking.no 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 Booking.no 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.
booking.no
Open Graph data is detected on the main page of Booking. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: