983 ms in total
66 ms
696 ms
221 ms
Click here to check amazing Booking Holdings content for United States. Otherwise, check out these important facts you probably never knew about bookingholdings.com
Booking Holdings is the world's leader in online travel. Brands include Booking.com, priceline.com, agoda.com, Kayak, Rentalcars.com & OpenTable.
Visit bookingholdings.comWe analyzed Bookingholdings.com page load time and found that the first response time was 66 ms and then it took 917 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
bookingholdings.com performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value4.5 s
37/100
25%
Value5.3 s
58/100
10%
Value110 ms
98/100
30%
Value0.003
100/100
15%
Value6.4 s
60/100
10%
66 ms
65 ms
139 ms
33 ms
66 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that all of those requests were addressed to Bookingholdings.com and no external sources were called. The less responsive or slowest element that took the longest time to load (234 ms) belongs to the original domain Bookingholdings.com.
Page size can be reduced by 62.0 kB (5%)
1.2 MB
1.2 MB
In fact, the total size of Bookingholdings.com main page is 1.2 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. 35% of websites need less resources to load. Images take 962.0 kB which makes up the majority of the site volume.
Potential reduce by 45.2 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 5.7 kB, which is 11% 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 45.2 kB or 86% of the original size.
Potential reduce by 280 B
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. Booking Holdings images are well optimized though.
Potential reduce by 9.6 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 6.9 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. Bookingholdings.com has all CSS files already compressed.
Number of requests can be reduced by 29 (57%)
51
22
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booking Holdings. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
bookingholdings.com
66 ms
www.bookingholdings.com
65 ms
www.bookingholdings.com
139 ms
webfonts.css
33 ms
style.min.css
66 ms
classic-themes.min.css
111 ms
normalize-7.0.css
111 ms
bootstrap-4.0.min.css
123 ms
hamburger.css
113 ms
font-awesome.min.css
111 ms
slick.css
114 ms
slick-theme.css
119 ms
main.css
151 ms
jquery-3.2.1.min.js
160 ms
popper.min.js
131 ms
bootstrap.min.js
134 ms
slick.js
186 ms
jquery.scrollify.js
158 ms
jquery.easing.1.3.js
184 ms
header.js
185 ms
home.js
201 ms
main.js
202 ms
fullscreenParallax.js
203 ms
amcharts.js
234 ms
serial.js
203 ms
wp-emoji-release.min.js
106 ms
home-bg2.jpg
178 ms
bkng_global-desktop-logowhite.svg
38 ms
bkng_global-desktop-logoblack.svg
44 ms
bkng-mobile-logo.svg
51 ms
bkng-mobile-blacklogo-01.svg
77 ms
bkng_globe-icon.svg
79 ms
bkng_globe-icon-rollover.svg
80 ms
bkng_globe-icon-black.svg
82 ms
bkng_brands-partialopen-booking.com_-1.svg
88 ms
bkng_brands-fullyopen-booking.com_-1.svg
91 ms
bkng_arrow.svg
97 ms
brands-partialopen-priceline.svg
106 ms
brands-fullyopen-priceline.svg
113 ms
bkng_brands-partialopen-agoda.svg
152 ms
bkng_brands-fullyopen-agoda-1.svg
153 ms
bkng_brands-partialopen-rentalcars.svg
128 ms
bkng_brands-fullyopen-rentalcars.com_.svg
137 ms
bkng_brands-partialopen-kayak.svg
144 ms
bkng_brands-fullyopen-kayak-1.svg
159 ms
bkng_brands-partialopen-opentable.svg
169 ms
bkng_brands-fullyopen-opentable.svg
177 ms
bkng_brands-mobile-booking.com_-1.svg
184 ms
brands-mobile-priceline.com_.svg
183 ms
bkng_brands-mobile-rentalcars.svg
189 ms
bkng_brands-mobile-kayak.svg
200 ms
bkng_brands-mobile-opentable.svg
206 ms
arrow-down--white.png
206 ms
arrow-up.png
210 ms
font.woff
196 ms
font.woff
201 ms
font.woff
213 ms
font.woff
216 ms
font.woff
218 ms
bookingholdings.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 have valid values
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
Image elements do not have [alt] attributes
Links do not have a discernible name
bookingholdings.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
Page has valid source maps
bookingholdings.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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 Bookingholdings.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 Bookingholdings.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.
bookingholdings.com
Open Graph data is detected on the main page of Booking Holdings. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: