1.1 sec in total
137 ms
859 ms
68 ms
Visit sterling.polarislibrary.com now to see the best up-to-date Sterling Polaris Library content for United States and also check out these interesting facts you probably never knew about sterling.polarislibrary.com
Visit sterling.polarislibrary.comWe analyzed Sterling.polarislibrary.com page load time and found that the first response time was 137 ms and then it took 927 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
sterling.polarislibrary.com performance score
name
value
score
weighting
Value10.0 s
0/100
10%
Value10.6 s
0/100
25%
Value10.0 s
9/100
10%
Value220 ms
88/100
30%
Value0.035
100/100
15%
Value11.1 s
20/100
10%
137 ms
462 ms
247 ms
Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Sterling.polarislibrary.com and no external sources were called. The less responsive or slowest element that took the longest time to load (462 ms) belongs to the original domain Sterling.polarislibrary.com.
Page size can be reduced by 318.8 kB (78%)
409.8 kB
90.9 kB
In fact, the total size of Sterling.polarislibrary.com main page is 409.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 316.1 kB which makes up the majority of the site volume.
Potential reduce by 142 B
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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 142 B or 30% of the original size.
Potential reduce by 1.1 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, Sterling Polaris Library needs image optimization as it can save up to 1.1 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 245.8 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 245.8 kB or 78% of the original size.
Potential reduce by 71.8 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. Sterling.polarislibrary.com needs all CSS files to be minified and compressed as it can save up to 71.8 kB or 85% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
sterling.polarislibrary.com
137 ms
sterling.polarislibrary.com
462 ms
default.aspx
247 ms
sterling.polarislibrary.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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
[role]s do not have all required [aria-*] attributes
[role]s are not contained by their required parent element
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
sterling.polarislibrary.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sterling.polarislibrary.com SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sterling.polarislibrary.com 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 Sterling.polarislibrary.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.
sterling.polarislibrary.com
Open Graph description is not detected on the main page of Sterling Polaris Library. 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: