6.7 sec in total
429 ms
5.5 sec
789 ms
Welcome to openbook.co homepage info - get ready to check Open Book best content for India right away, or after learning these important things about openbook.co
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Visit openbook.coWe analyzed Openbook.co page load time and found that the first response time was 429 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.
openbook.co performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value15.8 s
0/100
25%
Value11.4 s
5/100
10%
Value2,390 ms
5/100
30%
Value0.101
89/100
15%
Value23.0 s
1/100
10%
429 ms
1110 ms
50 ms
116 ms
72 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 93% of them (67 requests) were addressed to the original Openbook.co, 6% (4 requests) were made to Googletagmanager.com and 1% (1 request) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Openbook.co.
Page size can be reduced by 467.5 kB (17%)
2.7 MB
2.2 MB
In fact, the total size of Openbook.co main page is 2.7 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. 65% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.
Potential reduce by 105.7 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 105.7 kB or 86% of the original size.
Potential reduce by 361.8 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. Obviously, Open Book needs image optimization as it can save up to 361.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Number of requests can be reduced by 13 (19%)
70
57
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Open Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
openbook.co
429 ms
www.openbook.co
1110 ms
gtm.js
50 ms
js
116 ms
js
72 ms
js
113 ms
fbevents.js
129 ms
logo.svg
194 ms
Group%204755.svg
387 ms
Group%204762%202.png
572 ms
Mask%20Group%2079.png
574 ms
1.png
576 ms
Mask%20Group%2074.png
580 ms
Group%204756.svg
760 ms
Mask%20Group%2075.png
946 ms
Group%204759.png
763 ms
2.png
766 ms
Group%204751.png
773 ms
heart.svg
771 ms
store_badge.png
950 ms
ios_store_badge.svg
951 ms
video-poster-bg.png
957 ms
Bankup.jpg
962 ms
Group4574.svg
964 ms
business%20finances.svg
1134 ms
Group4576.svg
1137 ms
Group%203623-1.png
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d1.png
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1505 ms
open.svg
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google.svg
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visa-seeklogo.com.svg
1153 ms
layer1.svg
1155 ms
sbi.svg
1317 ms
tiger.png
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logo-dark.png
1160 ms
ada3.png
1165 ms
angel.svg
1316 ms
si.svg
1317 ms
unicon.png
1323 ms
Group%204796.svg
1165 ms
tanglin.png
1172 ms
Download.png
1173 ms
MaskGroup25.png
1501 ms
fb.svg
1316 ms
Insta.svg
1737 ms
LinkedIn.svg
1178 ms
Telegram.svg
1173 ms
youtube.svg
1176 ms
Twitter.svg
1319 ms
top.svg
1346 ms
styles.f451540e0ff08d96.css
195 ms
openbook.co 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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
openbook.co best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
openbook.co SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 doesn't use legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Openbook.co 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 Openbook.co 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.
openbook.co
Open Graph description is not detected on the main page of Open Book. 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: