6.8 sec in total
512 ms
3.6 sec
2.7 sec
Welcome to black-bikes.com homepage info - get ready to check Black Bikes best content for Netherlands right away, or after learning these important things about black-bikes.com
Black Bikes has the largest selection of bike rentals in Amsterdam. Collect and return your bicycle at any of our 20 locations!
Visit black-bikes.comWe analyzed Black-bikes.com page load time and found that the first response time was 512 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
black-bikes.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value13.7 s
0/100
25%
Value12.6 s
3/100
10%
Value9,150 ms
0/100
30%
Value0.001
100/100
15%
Value29.6 s
0/100
10%
512 ms
590 ms
74 ms
267 ms
285 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 82% of them (47 requests) were addressed to the original Black-bikes.com, 7% (4 requests) were made to Use.typekit.net and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (944 ms) belongs to the original domain Black-bikes.com.
Page size can be reduced by 144.6 kB (6%)
2.3 MB
2.2 MB
In fact, the total size of Black-bikes.com main page is 2.3 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. 75% 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. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 103.1 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 38.5 kB, which is 33% 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 103.1 kB or 87% of the original size.
Potential reduce by 41.3 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. Black Bikes images are well optimized though.
Potential reduce by 228 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 0 B
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.
Number of requests can be reduced by 22 (45%)
49
27
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Bikes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
black-bikes.com
512 ms
black-bikes.com
590 ms
gtm.js
74 ms
style.min.css
267 ms
ivory-search.min.css
285 ms
app.min.css
540 ms
jquery.min.js
185 ms
jquery-migrate.min.js
152 ms
slick.min.js
124 ms
baguetteBox.min.js
152 ms
ivory-ajax-search.min.css
152 ms
bootstrap.bundle.min.js
169 ms
app.min.js
389 ms
ivory-search.min.js
168 ms
ivory-ajax-search.min.js
195 ms
analytics.js
82 ms
platform.js
132 ms
collect
33 ms
tgm6wgd.css
231 ms
icon
187 ms
p.css
53 ms
logo-blackbikes-2.png
322 ms
logo-blackbikes-alt.png
162 ms
logo-blackbikes-2-250x94.png
144 ms
Het-nieuw-logo-van-Google-e1441130561430-450x282.jpg
143 ms
spinner.gif
782 ms
en.png
775 ms
nl.png
139 ms
fr.png
137 ms
de.png
139 ms
it.png
676 ms
es.png
139 ms
pt-pt.png
697 ms
rembrandt.jpg
698 ms
haarlem-1.jpg
699 ms
denhaag-1.jpg
701 ms
utrecht-1.jpg
727 ms
bb-ebike.png
729 ms
NIEUW2-232x146.png
726 ms
small-bike.jpg
728 ms
bb-tandem-e1661502373458.png
727 ms
kid-tandem-l.jpg
764 ms
cargo-bike-l.jpg
727 ms
clog-cargo-l-HM.jpg
761 ms
bb-kids.png
762 ms
amsterdam.png
944 ms
haarlem.png
944 ms
the-hague.png
944 ms
utrecht.png
925 ms
Bike-rental-Amsterdam-300x135.jpg
767 ms
reparaties-s-300x150.jpg
736 ms
d
13 ms
d
11 ms
d
151 ms
fa-solid-900.ttf
516 ms
fa-regular-400.ttf
326 ms
fa-brands-400.ttf
320 ms
black-bikes.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
[id] attributes on active, focusable elements are not unique
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 IDs are not unique
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.
black-bikes.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
black-bikes.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Black-bikes.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 Black-bikes.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.
black-bikes.com
Open Graph data is detected on the main page of Black Bikes. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: