1.8 sec in total
41 ms
646 ms
1.2 sec
Click here to check amazing Slcl content for United States. Otherwise, check out these important facts you probably never knew about slcl.org
St. Louis County Library is the busiest library in Missouri, offering a broad range of services including books, DVDs, video games, downloadable eMedia, free online classes and educational programs fo...
Visit slcl.orgWe analyzed Slcl.org page load time and found that the first response time was 41 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
slcl.org performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value4.9 s
28/100
25%
Value3.6 s
87/100
10%
Value710 ms
42/100
30%
Value0.44
21/100
15%
Value6.4 s
59/100
10%
41 ms
53 ms
57 ms
85 ms
24 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 93% of them (43 requests) were addressed to the original Slcl.org, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (243 ms) belongs to the original domain Slcl.org.
Page size can be reduced by 214.9 kB (14%)
1.5 MB
1.3 MB
In fact, the total size of Slcl.org main page is 1.5 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. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 25.0 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. 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 25.0 kB or 78% of the original size.
Potential reduce by 63.4 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. Slcl images are well optimized though.
Potential reduce by 17.4 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 17.4 kB or 40% of the original size.
Potential reduce by 109.1 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. Slcl.org needs all CSS files to be minified and compressed as it can save up to 109.1 kB or 83% of the original size.
We found no issues to fix!
43
43
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slcl. According to our analytics all requests are already optimized.
slcl.org
41 ms
www.slcl.org
53 ms
css_eb17e5f7c42f4ff8b040c48250d069ea.css
57 ms
js_01dab897a037fbf9e3bd1265407ef0af.js
85 ms
js_0c5091811db3ec3a6cdf4e050fe83dea.js
24 ms
ga.js
138 ms
header-img.png
120 ms
search_bg.png
103 ms
msg3.png
25 ms
tabs-ro-bg.png
117 ms
facebook.png
116 ms
flickr.png
104 ms
pinterest.png
114 ms
tumblr.png
115 ms
twitter.png
115 ms
youtube.png
115 ms
text-resizer.png
115 ms
menu-bg-ro.png
125 ms
slcl-slideshow.jpg
115 ms
YLR-Closures-carousel.jpg
126 ms
WRC2015-carousel.jpg
135 ms
sci-finders-carousel.jpg
131 ms
reflective-evening-carousel.jpg
135 ms
lightman-carousel.jpg
208 ms
blues-unlimited-carousel.jpg
212 ms
YLR-Closures-carousel.jpg
128 ms
WRC2015-carousel.jpg
204 ms
sci-finders-carousel.jpg
204 ms
reflective-evening-carousel.jpg
204 ms
lightman-carousel.jpg
212 ms
blues-unlimited-carousel.jpg
219 ms
author_events_2.jpg
235 ms
emedia-red.jpg
228 ms
tax-help.jpg
228 ms
search-bg-top-1.png
220 ms
search-bg-bottom-1.png
220 ms
msg.png
228 ms
Scanner_150x150.jpg
242 ms
finch2_150x150.jpg
236 ms
2016-BHM-150ad_0.jpg
243 ms
line2.jpg
236 ms
t.png
241 ms
__utm.gif
34 ms
f.png
156 ms
o.png
156 ms
collect
118 ms
slcl.org accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
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 IDs are not unique
slcl.org 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
slcl.org 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
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Slcl.org 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 Slcl.org 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.
slcl.org
Open Graph description is not detected on the main page of Slcl. 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: