1.4 sec in total
17 ms
1.1 sec
337 ms
Welcome to bookbub.com homepage info - get ready to check Book Bub best content for United States right away, or after learning these important things about bookbub.com
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Visit bookbub.comWe analyzed Bookbub.com page load time and found that the first response time was 17 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
bookbub.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value6.3 s
11/100
25%
Value8.2 s
20/100
10%
Value2,380 ms
5/100
30%
Value0.571
12/100
15%
Value18.2 s
3/100
10%
17 ms
30 ms
73 ms
89 ms
107 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Bookbub.com, 29% (25 requests) were made to D2616tuem1neks.cloudfront.net and 15% (13 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (365 ms) relates to the external source Googletagmanager.com.
Page size can be reduced by 2.1 MB (50%)
4.2 MB
2.1 MB
In fact, the total size of Bookbub.com main page is 4.2 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. 70% of websites need less resources to load. Javascripts take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 23.8 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 23.8 kB or 67% of the original size.
Potential reduce by 10.2 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. Book Bub images are well optimized though.
Potential reduce by 1.6 MB
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 1.6 MB or 69% of the original size.
Potential reduce by 510.0 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. Bookbub.com needs all CSS files to be minified and compressed as it can save up to 510.0 kB or 74% of the original size.
Number of requests can be reduced by 38 (57%)
67
29
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Book Bub. 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 4 to 1 for CSS and as a result speed up the page load time.
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bookbub.com accessibility score
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
bookbub.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
bookbub.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
Tap targets are not sized appropriately
EN
EN
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bookbub.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 Bookbub.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
bookbub.com
Open Graph description is not detected on the main page of Book Bub. 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: