1.9 sec in total
168 ms
1.4 sec
318 ms
Click here to check amazing Big Bus Tours content for United States. Otherwise, check out these important facts you probably never knew about bigbustours.com
Let us show you great cities of the world. We operate hop-on hop-off sightseeing tours in London, New York, Paris, & other fantastic locations across the globe.
Visit bigbustours.comWe analyzed Bigbustours.com page load time and found that the first response time was 168 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster. This domain responded with an error, which can significantly jeopardize Bigbustours.com rating and web reputation
bigbustours.com performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value24.4 s
0/100
25%
Value10.0 s
10/100
10%
Value2,880 ms
3/100
30%
Value0.028
100/100
15%
Value20.2 s
2/100
10%
168 ms
409 ms
124 ms
42 ms
41 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bigbustours.com, 28% (18 requests) were made to Eng.bigbustours.com and 6% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (461 ms) relates to the external source Geo.opentracker.net.
Page size can be reduced by 425.5 kB (27%)
1.6 MB
1.2 MB
In fact, the total size of Bigbustours.com main page is 1.6 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. 60% of websites need less resources to load. Images take 972.4 kB which makes up the majority of the site volume.
Potential reduce by 16.4 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 16.4 kB or 67% of the original size.
Potential reduce by 9.5 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. Big Bus Tours images are well optimized though.
Potential reduce by 365.0 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 365.0 kB or 66% of the original size.
Potential reduce by 34.6 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. Bigbustours.com needs all CSS files to be minified and compressed as it can save up to 34.6 kB or 83% of the original size.
Number of requests can be reduced by 39 (70%)
56
17
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Big Bus Tours. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.
bigbustours.com
168 ms
home.html
409 ms
3556000894.js
124 ms
jquery-1.4.2.min.js
42 ms
homepage_animation.js
41 ms
jquery.tickertype.js
12 ms
global.css
13 ms
layout_international.css
42 ms
common.js
5 ms
global_overrides.css
7 ms
WebResource.axd
49 ms
.js
62 ms
event
21 ms
bg-texture.jpg
31 ms
gtm.js
32 ms
ga.js
38 ms
big_bus_logo.png
23 ms
header_international_eng.jpg
15 ms
newBus_sidebar.png
102 ms
why_open_top_eng.png
99 ms
hop_on_hop_off_eng.png
99 ms
tour_maps_eng.png
97 ms
featuresAndEvents_eng.png
100 ms
international.jpg
117 ms
analytics.js
22 ms
conversion_async.js
34 ms
hotjar-44943.js
103 ms
bat.js
38 ms
script.opentracker.net
34 ms
B9277733.125921915;sz=1x2;ord=927324293
66 ms
__utm.gif
30 ms
amZ.js
28 ms
activityi;src=4952474;type=inter0;cat=inter0;ord=9685587106342;~oref=http%3A%2F%2Feng.bigbustours.com%2Finternational%2Fhome.html
56 ms
collect
66 ms
collect
29 ms
48 ms
collect
79 ms
GeoIpEngine
461 ms
com-bbt.netmng.com
60 ms
34 ms
modules-1f5c71aea63f8df71401422ed80fbe5f.js
32 ms
com-bbt.netmng.com
35 ms
pixel
33 ms
rtset
24 ms
Pug
27 ms
rum
12 ms
13209
61 ms
66 ms
match.aspx
37 ms
4 ms
u.php
150 ms
tap.php
17 ms
rum
36 ms
sync
22 ms
sd
16 ms
17 ms
mapuser
25 ms
382706.gif
32 ms
dlxdata.netmng.com
119 ms
lr.gif
8 ms
17 ms
pixel.gif
29 ms
26 ms
merge
37 ms
18 ms
bigbustours.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 input fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bigbustours.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Registers an unload listener
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
bigbustours.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 Bigbustours.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 Bigbustours.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.
bigbustours.com
Open Graph description is not detected on the main page of Big Bus Tours. 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: