2 sec in total
284 ms
1.6 sec
103 ms
Welcome to cles.lanl.gov homepage info - get ready to check Cles Lanl best content for United States right away, or after learning these important things about cles.lanl.gov
Visit cles.lanl.govWe analyzed Cles.lanl.gov page load time and found that the first response time was 284 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
cles.lanl.gov performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value5.9 s
14/100
25%
Value5.2 s
61/100
10%
Value80 ms
99/100
30%
Value0.009
100/100
15%
Value5.3 s
73/100
10%
284 ms
233 ms
564 ms
60 ms
214 ms
Our browser made a total of 17 requests to load all elements on the main page. We found that 12% of them (2 requests) were addressed to the original Cles.lanl.gov, 76% (13 requests) were made to Weblogin.lanl.gov and 12% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (564 ms) relates to the external source Weblogin.lanl.gov.
Page size can be reduced by 103.1 kB (62%)
166.8 kB
63.7 kB
In fact, the total size of Cles.lanl.gov main page is 166.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Javascripts take 118.6 kB which makes up the majority of the site volume.
Potential reduce by 6.0 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 6.0 kB or 67% of the original size.
Potential reduce by 24 B
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. Cles Lanl images are well optimized though.
Potential reduce by 66.4 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 66.4 kB or 56% of the original size.
Potential reduce by 30.7 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. Cles.lanl.gov needs all CSS files to be minified and compressed as it can save up to 30.7 kB or 87% of the original size.
Number of requests can be reduced by 5 (36%)
14
9
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cles Lanl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
cles.lanl.gov
284 ms
cles.lanl.gov
233 ms
weblogin.lanl.gov
564 ms
site.css
60 ms
jquery-1.11.3.min.js
214 ms
jquery.cookies.2.2.0.min.js
219 ms
xmain_2.css
278 ms
bg.gif
74 ms
xlanl_logo_tab.gif
75 ms
xlogo_black.jfif
74 ms
xdot.gif
109 ms
weblogin.gif
108 ms
xtransparent.gif
109 ms
line.gif
162 ms
ga.js
28 ms
xfooter-flap.gif
99 ms
__utm.gif
11 ms
cles.lanl.gov 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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
cles.lanl.gov best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
cles.lanl.gov 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
Tap targets are not sized appropriately
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cles.lanl.gov 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 Cles.lanl.gov main page’s claimed encoding is . 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.
cles.lanl.gov
Open Graph description is not detected on the main page of Cles Lanl. 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: