Access bookstore.teriin.org. Buy Books on Renewable Energy, Climate Change, Agriculture online

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.433

22/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

bookstore.teriin.org

790 ms

bookstore.teri.res.in

697 ms

style.css

101 ms

superfish.css

102 ms

mootools-core.js

1955 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Bookstore.teriin.org, 75% (68 requests) were made to Bookstore.teri.res.in and 4% (4 requests) were made to Dl.dropbox.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source .

Content Size

2.3 MB

After Optimization

1.7 MB

In fact, the total size of Bookstore.teriin.org 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 40.2 kB

Original 48.7 kB
After minification 41.9 kB
After compression 8.5 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 6.8 kB, which is 14% 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 40.2 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 99.9 kB

Original 1.6 MB
After minification 1.5 MB

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. Books Tore Teriin images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 376.7 kB

Original 555.9 kB
After minification 535.1 kB
After compression 179.2 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 376.7 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 60.4 kB

Original 72.2 kB
After minification 56.8 kB
After compression 11.8 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. Bookstore.teriin.org needs all CSS files to be minified and compressed as it can save up to 60.4 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Books Tore Teriin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bookstore.teriin.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bookstore.teriin.org main page’s claimed encoding is iso-8859-1. 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.

Social Sharing Optimization

bookstore.teriin.org

Open Graph description is not detected on the main page of Books Tore Teriin. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Buy Books on Renewable Energy, Climate Change, Agriculture online

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

bookstore.teriin.org

bookstore.teri.res.in

style.css

superfish.css

mootools-core.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

bookstore.teriin.org

bookstore.teri.res.in

style.css

superfish.css

mootools-core.js

core.js

mootools-more.js

powertools-1.2.0.js

slider.js

jquery.min.js

hoverIntent.js

superfish.js

style.css

dropkick.css

jquery-1.7.2.min.js

basic-jquery-slider.min.js

jquery.jcarousel.min.js

lightbox.js

lightbox.css

jquery.dropkick-1.0.0.js

jquery.mCustomScrollbar.css

jquery.mCustomScrollbar.concat.min.js

feedback-form.js

feedback-form.css

body-bg.jpg

9788179934029.jpg

rHGSEysrZew

teriperiodical.jpg

header-bg.jpg

logo-teripress.jpg

arrow.png

seprator-bg.png

line.gif

slant-seprator.png

search-icon.gif

cart_img.gif

knowledge%20box.jpg

New_Releases_March_2016.jpg

video.jpg

morelinks.png

tag_addcart.gif

9788179933008.jpg

offer-bg.png