3.1 sec in total
311 ms
2.4 sec
440 ms
Click here to check amazing Booking content. Otherwise, check out these important facts you probably never knew about booking.cm
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.cmWe analyzed Booking.cm page load time and found that the first response time was 311 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
booking.cm performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value8.8 s
1/100
25%
Value11.2 s
5/100
10%
Value9,330 ms
0/100
30%
Value0
100/100
15%
Value34.9 s
0/100
10%
311 ms
1115 ms
25 ms
30 ms
36 ms
Our browser made a total of 93 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Booking.cm, 89% (83 requests) were made to Cf.bstatic.com and 3% (3 requests) were made to R-xx.bstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Booking.com.
Page size can be reduced by 393.3 kB (12%)
3.2 MB
2.8 MB
In fact, the total size of Booking.cm 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. 85% 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. Javascripts take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 374.6 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 374.6 kB or 71% of the original size.
Potential reduce by 15.1 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. Booking images are well optimized though.
Potential reduce by 550 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 3.1 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.cm has all CSS files already compressed.
Number of requests can be reduced by 66 (73%)
91
25
The browser has sent 91 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 42 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.
booking.cm
311 ms
index.en-gb.html
1115 ms
cookie-banner.min.js
25 ms
2454015045ef79168d452ff4e7f30bdadff0aa81.js
30 ms
2a8869e79f22e5a52300ed94af2a890c291ed80d.css
36 ms
c4cea6cc4a62eba0342cfa9f4b20714a610dd010.css
35 ms
851d9d90e70b111207ec88dd198b5ea33b3330f9.css
86 ms
5b5ab8ab66a5ce3092875d0725122439c4f2dfdd.css
98 ms
f1558a6e9832a4eb8cfe1d3d14db176bd3564335.css
34 ms
b376a4c8f7809544f3c3100ecadbc9b3ab82d340.css
104 ms
77204d4da4aa41b08b1a4062c8e66e4629550994.js
128 ms
dc32f6b7.745c5004.chunk.css
21 ms
18cad957.d04abce3.chunk.css
30 ms
8067d7e4.d04abce3.chunk.css
30 ms
client.38ffee15.css
22 ms
97a643cd.68498364.chunk.css
28 ms
ace575b5.f3875eb4.chunk.css
30 ms
f141039c.90df89cd.chunk.css
32 ms
f41dcaf5.dad4fc9e.chunk.css
35 ms
99d4dbfb.7dab6b81.chunk.css
30 ms
6b631c3f.41fa5dc0.chunk.css
31 ms
63bff8e9.cb5a2cf8.chunk.css
32 ms
59306dc3.9d1d8b5a.chunk.css
33 ms
5f127cf4.6e0dab63.chunk.css
34 ms
782ad794.7da921a0.chunk.css
35 ms
282e5b08.5c78e51b.chunk.css
39 ms
ba4a6359.a08ac434.chunk.css
35 ms
7943e0ea.466f2670.chunk.css
37 ms
d8454389.98899e1c.chunk.css
39 ms
c8637181.09edd61c.chunk.css
39 ms
d9560671.56175cb4.chunk.css
35 ms
gpt.js
192 ms
0acd2ada6c74d5dec978a04ea837952bdf050cd2.js
44 ms
e1e8c0e862309cb4caf3c0d5fbea48bfb8eaad42.js
77 ms
789c67928e597e7a413f9e99763adab71edbbfa8.js
44 ms
cfa327a15020b63a19f3e48fb302ed9bf9aa42ba.js
123 ms
5209e63d7382e58bb460e3d4ed665e5a0d34479f.js
43 ms
4417f0cf113c3ec51a8190be88e7c373a6d9295d.js
121 ms
aae975495cc56436f4f59463b9ea4e594bdb102a.js
76 ms
d30eef4dc5202875d4c3301b8a0e8ff09f9a0e28.js
119 ms
208ed372e5b3fa6f5a8aa0c5d7fac5e72ade3356.js
121 ms
91f6afc415337ff5e465970a2b2bfc7feab19a9f.js
122 ms
remoteEntry.d8825c08.client.js
120 ms
dc32f6b7.7f2b2eda.chunk.js
126 ms
remoteEntry.f0866eea.client.js
123 ms
remoteEntry.ac4e52a4.client.js
124 ms
18cad957.f69752b6.chunk.js
124 ms
8067d7e4.f96e7404.chunk.js
122 ms
remoteEntry.896c5fbf.client.js
113 ms
client.52818255.js
217 ms
4a89d2db.6c0ec4b3.chunk.js
115 ms
0a098284.cf59054b.chunk.js
155 ms
97a643cd.8f7c9f64.chunk.js
115 ms
ace575b5.ef75e492.chunk.js
150 ms
f141039c.1c2abb24.chunk.js
149 ms
f41dcaf5.0da8850a.chunk.js
150 ms
99d4dbfb.990b91f4.chunk.js
153 ms
6b631c3f.92c297c9.chunk.js
163 ms
63bff8e9.2a428eea.chunk.js
162 ms
59306dc3.00675153.chunk.js
209 ms
5f127cf4.ce81ece5.chunk.js
208 ms
782ad794.b928ed9b.chunk.js
216 ms
282e5b08.8904ecf5.chunk.js
208 ms
ba4a6359.3a87e097.chunk.js
211 ms
7943e0ea.3a748a1f.chunk.js
211 ms
d8454389.676842a4.chunk.js
209 ms
Gb@3x.png
137 ms
313564245.jpeg
317 ms
bh_aw_cpg_main_image.b4347622.png
201 ms
c8637181.8fe4cd43.chunk.js
201 ms
GlobeGeniusBadge.png
194 ms
184698944.png
349 ms
293799350.jpeg
350 ms
d9560671.cf930f71.chunk.js
202 ms
b700d9e3067c1186a3364012df4fe1c48ae6da44.png
310 ms
976919.jpg
311 ms
977409.jpg
279 ms
977430.jpg
279 ms
976884.jpg
236 ms
619763.jpg
234 ms
292260574.jpg
268 ms
290483794.jpg
237 ms
289320924.jpg
231 ms
288594543.jpg
233 ms
27c8d1832de6a3123b6ee45b59ae2f81b0d9d0d0.png
227 ms
f80e129541f2a952d470df2447373390f3dd4e44.png
229 ms
83ef7122074473a6566094e957ff834badb58ce6.png
229 ms
1c9191b6a3651bf030e41e99a153b64f449845ed.png
230 ms
a4b50503eda6c15773d6e61c238230eb42fb050d.png
259 ms
world-map.7d457a5d.png
258 ms
d59400a9e3fb1de83d0ecf952eef4e894acabc26.png
257 ms
pubads_impl.js
161 ms
promise-7.0.4.min.js
62 ms
booking.cm 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
booking.cm 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.cm 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.cm 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.cm 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.cm
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: