6.3 sec in total
418 ms
5.7 sec
193 ms
Click here to check amazing OKlibros content for Spain. Otherwise, check out these important facts you probably never knew about oklibros.com
Bienvenido a OKlibros, buscador y comparador de libros de texto. Encuentra de forma sencilla tus libros de texto por ISBN y ahorra hasta un 40%.
Visit oklibros.comWe analyzed Oklibros.com page load time and found that the first response time was 418 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
oklibros.com performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value8.3 s
2/100
25%
Value12.0 s
4/100
10%
Value21,890 ms
0/100
30%
Value0.049
99/100
15%
Value32.6 s
0/100
10%
418 ms
1119 ms
258 ms
267 ms
178 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 75% of them (44 requests) were addressed to the original Oklibros.com, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source S.adroll.com.
Page size can be reduced by 615.3 kB (60%)
1.0 MB
409.4 kB
In fact, the total size of Oklibros.com main page is 1.0 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. 50% of websites need less resources to load. Javascripts take 475.3 kB which makes up the majority of the site volume.
Potential reduce by 63.5 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 38.7 kB, which is 54% 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 63.5 kB or 89% of the original size.
Potential reduce by 23.6 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. OKlibros images are well optimized though.
Potential reduce by 329.9 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 329.9 kB or 69% of the original size.
Potential reduce by 198.3 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. Oklibros.com needs all CSS files to be minified and compressed as it can save up to 198.3 kB or 84% of the original size.
Number of requests can be reduced by 28 (60%)
47
19
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OKlibros. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
oklibros.com
418 ms
www.oklibros.com
1119 ms
bootstrap.min.css
258 ms
flat-ui.css
267 ms
custom-styles.css
178 ms
jquery.fileupload.css
181 ms
demo_table.css
182 ms
datepicker-bootstrap-theme.css
182 ms
jquery-1.10.2.min.js
286 ms
jquery-ui-1.10.3.custom.min.js
303 ms
jquery.ui.touch-punch.min.js
277 ms
bootstrap.min.js
280 ms
bootstrap-select.js
283 ms
bootstrap-switch.js
284 ms
flatui-checkbox.js
346 ms
flatui-radio.js
348 ms
jquery.tagsinput.js
358 ms
jquery.placeholder.js
360 ms
jquery.stacktable.js
361 ms
jquery.watermark.min.js
363 ms
custom-scripts.js
843 ms
conversion.js
19 ms
oct.js
4 ms
analytics.js
87 ms
fbds.js
85 ms
loading-big.gif
274 ms
background-header.png
225 ms
logo.png
239 ms
book_big.png
240 ms
home-page-step1-image.png
319 ms
librerias.png
314 ms
background-footer.png
325 ms
isbn.png
326 ms
promo-image-homepage.png
717 ms
oklibros.png
397 ms
fb.jpg
405 ms
twitter.jpg
403 ms
email-icon.jpg
404 ms
smile.jpg
475 ms
logo-small.png
482 ms
lato-regular-webfont.woff
503 ms
lato-light-webfont.woff
506 ms
lato-bold-webfont.woff
584 ms
lato-black-webfont.woff
584 ms
Domine-Regular.ttf
868 ms
lato-bolditalic-webfont.woff
694 ms
lato-italic-webfont.woff
993 ms
collect
23 ms
154 ms
collect
78 ms
ga-audiences
46 ms
62 ms
adsct
116 ms
adsct
69 ms
gettotal-cart-quantity.php
186 ms
18 ms
roundtrip.js
20 ms
25 ms
3LQZJXVLENH63AVEWAWFAP.js
2766 ms
oklibros.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.
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
Form elements do not have associated labels
Links do not have a discernible name
oklibros.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
oklibros.com SEO score
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
ES
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oklibros.com can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it does not match the claimed English language. Our system also found out that Oklibros.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.
oklibros.com
Open Graph data is detected on the main page of OKlibros. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: