1.7 sec in total
131 ms
1.1 sec
528 ms
Visit kolkatabooks.com now to see the best up-to-date Kolkata Books content for India and also check out these interesting facts you probably never knew about kolkatabooks.com
Sagnik Books - Online Bookstore,Buy Books Online,Book Publisher and rare book Seller of Kolkata India. Punthi Pustak, Firma KLM, K.P.Bagchi, R.N.Bhattacharya bookseller Sagnik Books, Zoological Survey...
Visit kolkatabooks.comWe analyzed Kolkatabooks.com page load time and found that the first response time was 131 ms and then it took 1.6 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.
kolkatabooks.com performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value4.8 s
30/100
25%
Value5.9 s
47/100
10%
Value90 ms
99/100
30%
Value0.104
89/100
15%
Value8.2 s
40/100
10%
131 ms
337 ms
193 ms
154 ms
140 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Kolkatabooks.com, 2% (1 request) were made to Google.com and 2% (1 request) were made to Paypalobjects.com. The less responsive or slowest element that took the longest time to load (396 ms) belongs to the original domain Kolkatabooks.com.
Page size can be reduced by 508.9 kB (13%)
3.9 MB
3.4 MB
In fact, the total size of Kolkatabooks.com main page is 3.9 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. 25% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 51.9 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. This page needs HTML code to be minified as it can gain 15.8 kB, which is 26% 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 51.9 kB or 84% of the original size.
Potential reduce by 79.0 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. Kolkata Books images are well optimized though.
Potential reduce by 202.3 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 202.3 kB or 63% of the original size.
Potential reduce by 175.6 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. Kolkatabooks.com needs all CSS files to be minified and compressed as it can save up to 175.6 kB or 86% of the original size.
Number of requests can be reduced by 9 (20%)
44
35
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kolkata Books. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
kolkatabooks.com
131 ms
www.kolkatabooks.com
337 ms
core.css
193 ms
font-awesome.css
154 ms
slick.css
140 ms
slick-theme.css
141 ms
sb_styles.css
148 ms
jquery.js
192 ms
jquery.easing.js
161 ms
core.js
215 ms
slick.js
220 ms
slick-script.js
179 ms
embed
263 ms
bnr_shopNowUsing_150x40.gif
71 ms
bg.gif
69 ms
up-arrow.png
68 ms
logo.png
69 ms
books.png
68 ms
shopping_cart.png
69 ms
captcha.php
108 ms
testi-arrow.png
68 ms
P_353_P.jpg
396 ms
P_216_P.jpg
112 ms
P_187_P.jpg
95 ms
no-pic.jpg
112 ms
G_62_I.jpg
94 ms
P_311_P.jpg
142 ms
P_262_P.jpg
167 ms
G_19_I.jpg
166 ms
P_304_P.jpg
167 ms
photo.jpg
66 ms
P_85_P.jpg
136 ms
P_236_P.jpg
181 ms
P_484_P.jpg
169 ms
P_269_P.jpg
305 ms
P_209_P.jpg
93 ms
no-pic.jpg
92 ms
P_83_P.jpg
92 ms
fotter_bg.gif
86 ms
facebookico.png
87 ms
in.png
88 ms
twitter-icon.png
108 ms
fotter_bullet.gif
110 ms
copyrights_bg.gif
111 ms
ebs-india.png
113 ms
ajax-loader.gif
60 ms
fontawesome-webfont.woff
79 ms
js
58 ms
kolkatabooks.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
[id] attributes on active, focusable elements are not unique
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
kolkatabooks.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
Detected JavaScript libraries
Browser errors were logged to the console
kolkatabooks.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
Image elements do not have [alt] attributes
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kolkatabooks.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 Kolkatabooks.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.
kolkatabooks.com
Open Graph description is not detected on the main page of Kolkata Books. 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: