13.9 sec in total
1.4 sec
12.3 sec
166 ms
Welcome to library.openpolytechnic.ac.nz homepage info - get ready to check Library Open Polytechnic best content for New Zealand right away, or after learning these important things about library.openpolytechnic.ac.nz
Visit library.openpolytechnic.ac.nzWe analyzed Library.openpolytechnic.ac.nz page load time and found that the first response time was 1.4 sec and then it took 12.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
library.openpolytechnic.ac.nz performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value6.4 s
9/100
25%
Value8.8 s
16/100
10%
Value890 ms
32/100
30%
Value0.005
100/100
15%
Value14.8 s
8/100
10%
1415 ms
609 ms
807 ms
416 ms
622 ms
Our browser made a total of 103 requests to load all elements on the main page. We found that 31% of them (32 requests) were addressed to the original Library.openpolytechnic.ac.nz, 55% (57 requests) were made to Ltflau.librarything.com and 3% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source Ltflau.librarything.com.
Page size can be reduced by 815.3 kB (70%)
1.2 MB
352.5 kB
In fact, the total size of Library.openpolytechnic.ac.nz main page is 1.2 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. 55% of websites need less resources to load. Javascripts take 781.9 kB which makes up the majority of the site volume.
Potential reduce by 20.5 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 6.7 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 20.5 kB or 79% of the original size.
Potential reduce by 11.5 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, Library Open Polytechnic needs image optimization as it can save up to 11.5 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 534.4 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 534.4 kB or 68% of the original size.
Potential reduce by 248.8 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. Library.openpolytechnic.ac.nz needs all CSS files to be minified and compressed as it can save up to 248.8 kB or 83% of the original size.
Number of requests can be reduced by 37 (37%)
100
63
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Library Open Polytechnic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
library.openpolytechnic.ac.nz
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styles.css
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elcontent.js
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common.js
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webbridge.js
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globalheader.css
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library2014.css
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check.js
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font-awesome.css
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globalheader_oplogo.png
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library.openpolytechnic.ac.nz 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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role] values are not valid
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
library.openpolytechnic.ac.nz 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
Missing source maps for large first-party JavaScript
library.openpolytechnic.ac.nz 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Library.openpolytechnic.ac.nz 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 Library.openpolytechnic.ac.nz 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.
library.openpolytechnic.ac.nz
Open Graph description is not detected on the main page of Library Open Polytechnic. 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: