3.6 sec in total
303 ms
3 sec
282 ms
Visit booking.cosmos.com now to see the best up-to-date Booking Cosmos content for United States and also check out these interesting facts you probably never knew about booking.cosmos.com
For more than 50 years, Cosmos has offered affordable guided tours to the world's most captivating places like Europe, South America, Alaska and Africa. Book a Cosmos guided tour today.
Visit booking.cosmos.comWe analyzed Booking.cosmos.com page load time and found that the first response time was 303 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
booking.cosmos.com performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value10.2 s
0/100
25%
Value10.4 s
8/100
10%
Value4,480 ms
0/100
30%
Value0.011
100/100
15%
Value18.6 s
3/100
10%
303 ms
431 ms
132 ms
65 ms
95 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Booking.cosmos.com, 52% (47 requests) were made to Cosmos.com and 11% (10 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Cosmos.com.
Page size can be reduced by 423.2 kB (21%)
2.0 MB
1.6 MB
In fact, the total size of Booking.cosmos.com main page is 2.0 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. 55% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 96.9 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 96.9 kB or 73% of the original size.
Potential reduce by 15.0 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 Cosmos images are well optimized though.
Potential reduce by 147.8 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 147.8 kB or 47% of the original size.
Potential reduce by 163.5 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.cosmos.com needs all CSS files to be minified and compressed as it can save up to 163.5 kB or 85% of the original size.
Number of requests can be reduced by 41 (53%)
78
37
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booking Cosmos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
booking.cosmos.com
303 ms
www.cosmos.com
431 ms
__redirect_check__
132 ms
jquery.min.js
65 ms
jquery-ui.min.js
95 ms
Cosmos.css
697 ms
Cosmos.css
117 ms
Cosmos.js
242 ms
font-awesome.min.css
170 ms
slidedeck.skin.css
121 ms
jquery.fancybox.css
147 ms
megamenu.css
242 ms
headerupdate.css
104 ms
jquery.js
49 ms
jquery.mousewheel.min.js
278 ms
slidedeck.jquery.js
372 ms
jquery.fancybox.pack.js
289 ms
jquery.sticky.js
332 ms
tku6kkm.js
151 ms
jsapi
20 ms
search-style.css
357 ms
emtutctrk.js
122 ms
conversion.js
25 ms
geoip2.js
12 ms
ga.js
13 ms
bat.js
170 ms
fbds.js
102 ms
10926424_10152650088741398_2535463032892452060_n.jpg
129 ms
globus-off.png
66 ms
avalon-off.png
98 ms
monograms-off.png
68 ms
usa_flag_icon.png
128 ms
cosmos.jpg
101 ms
south-america-200-ac.jpg
361 ms
taormina.jpg
488 ms
go-parks.jpg
932 ms
jubilee.jpg
583 ms
video_desc.gif
329 ms
video2Play.jpg
652 ms
Map_Nav_Over_01.gif
552 ms
Map_Nav_02.gif
551 ms
Map_Nav_03.gif
583 ms
Europe_Map.gif
650 ms
NorthAmerica_Map.gif
644 ms
SouthAmerica_Map.gif
679 ms
banff-homepage.jpg
706 ms
revealing-travel-logo.png
733 ms
budgettravel-2015.png
717 ms
fb-like.gif
715 ms
travel-blog-footer-icon.png
757 ms
co_travelagent.gif
756 ms
talktoanexpertfooter.png
825 ms
sdfs
817 ms
all.js
261 ms
__utm.gif
25 ms
spines.png
898 ms
collect
74 ms
28 ms
fontawesome-webfont.woff
1414 ms
29 ms
default+en.css
5 ms
default.css
34 ms
default+en.I.js
13 ms
default.css
26 ms
index.cfm
134 ms
grey_pixel.gif
1143 ms
111 ms
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447 ms
ajaxgeolocationpopup.aspx
667 ms
async-ads.js
72 ms
google_custom_search_watermark.gif
64 ms
loading2.gif
721 ms
small-logo.png
41 ms
search_box_icon.png
40 ms
clear.png
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29 ms
xd_arbiter.php
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xd_arbiter.php
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58 ms
lay_0125_113942.css
27 ms
siteScripts.js
27 ms
ga_social_tracking.js
190 ms
qforms.js
48 ms
ga_social_tracking.js
445 ms
cs_subscribe.gif
54 ms
validation.js
5 ms
functions_js12.js
5 ms
ping
30 ms
5 ms
fontawesome-webfont.ttf
90 ms
booking.cosmos.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 are not valid or misspelled
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
booking.cosmos.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
booking.cosmos.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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Booking.cosmos.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Booking.cosmos.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.
booking.cosmos.com
Open Graph description is not detected on the main page of Booking Cosmos. 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: