1.4 sec in total
144 ms
1 sec
158 ms
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Visit ibmrkolkata.ac.inWe analyzed Ibmrkolkata.ac.in page load time and found that the first response time was 144 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
ibmrkolkata.ac.in performance score
name
value
score
weighting
Value12.1 s
0/100
10%
Value19.9 s
0/100
25%
Value14.0 s
1/100
10%
Value300 ms
79/100
30%
Value0.001
100/100
15%
Value17.2 s
4/100
10%
144 ms
25 ms
80 ms
83 ms
125 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 51% of them (37 requests) were addressed to the original Ibmrkolkata.ac.in, 17% (12 requests) were made to Maps.googleapis.com and 10% (7 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (278 ms) belongs to the original domain Ibmrkolkata.ac.in.
Page size can be reduced by 830.1 kB (50%)
1.7 MB
843.1 kB
In fact, the total size of Ibmrkolkata.ac.in main page is 1.7 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. 60% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 20.2 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 6.3 kB, which is 24% 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 20.2 kB or 78% of the original size.
Potential reduce by 68.6 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, IBMR Kolkata needs image optimization as it can save up to 68.6 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 708.4 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 708.4 kB or 68% of the original size.
Potential reduce by 32.9 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. Ibmrkolkata.ac.in needs all CSS files to be minified and compressed as it can save up to 32.9 kB or 82% of the original size.
Number of requests can be reduced by 25 (40%)
63
38
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IBMR Kolkata. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
ibmrkolkata.ac.in
144 ms
css
25 ms
js-image-slider.css
80 ms
js-image-slider.js
83 ms
screen.css
125 ms
style.css
121 ms
jquery4511.js
196 ms
jquery-1.4.4.js
216 ms
jquery.cycle.all.js
158 ms
superfish.js
128 ms
custom.js
163 ms
jquery.min.js
278 ms
third.js
170 ms
ga.js
6 ms
wrapper.png
90 ms
wrapper-bg.jpg
220 ms
img0011.jpg
52 ms
new10_e0.gif
50 ms
gal9.gif
103 ms
image2.gif
103 ms
2.png
205 ms
Gallery_31.php
103 ms
Gallery_19.gif
108 ms
Gallery_20.gif
148 ms
Gallery_21.gif
147 ms
Gallery_22.gif
149 ms
Gallery_23.gif
158 ms
Gallery_24.gif
195 ms
Gallery_26.gif
193 ms
Gallery_25.gif
193 ms
Gallery_27.gif
202 ms
Gallery_28.gif
239 ms
Gallery_29.gif
240 ms
Gallery_30.gif
237 ms
Y_TKV6o8WovbUd3m_X9aAA.ttf
5 ms
sidebar.png
175 ms
h2bg.png
177 ms
maps
47 ms
loading.gif
176 ms
embed
154 ms
print.css
45 ms
js
64 ms
init_embed.js
31 ms
common.js
40 ms
map.js
41 ms
google4.png
78 ms
overlay.js
11 ms
Gallery_31.php
77 ms
util.js
51 ms
onion.js
73 ms
search_impl.js
73 ms
StaticMapService.GetMapImage
159 ms
stats.js
49 ms
openhand_8_8.cur
39 ms
ViewportInfoService.GetViewportInfo
46 ms
ViewportInfoService.GetViewportInfo
31 ms
kh
76 ms
transparent.png
26 ms
controls.js
23 ms
vt
159 ms
vt
138 ms
vt
156 ms
vt
156 ms
vt
150 ms
css
69 ms
entity11.png
35 ms
mapcnt6.png
23 ms
tmapctrl.png
21 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
22 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
36 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
51 ms
d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
51 ms
ibmrkolkata.ac.in 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
[id] attributes on active, focusable elements are not unique
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
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
ibmrkolkata.ac.in 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ibmrkolkata.ac.in 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
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 Ibmrkolkata.ac.in 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 Ibmrkolkata.ac.in 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.
ibmrkolkata.ac.in
Open Graph description is not detected on the main page of IBMR Kolkata. 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: