742 ms in total
168 ms
471 ms
103 ms
Click here to check amazing Www 2 JPL NASA content for United States. Otherwise, check out these important facts you probably never knew about www2.jpl.nasa.gov
Space mission and science news, images and videos from NASA's Jet Propulsion Laboratory, the leading center for robotic exploration of the solar system.
Visit www2.jpl.nasa.govWe analyzed Www2.jpl.nasa.gov page load time and found that the first response time was 168 ms and then it took 574 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
www2.jpl.nasa.gov performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value3.7 s
58/100
25%
Value5.7 s
50/100
10%
Value1,850 ms
9/100
30%
Value0.029
100/100
15%
Value8.7 s
36/100
10%
168 ms
300 ms
Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Www2.jpl.nasa.gov and no external sources were called. The less responsive or slowest element that took the longest time to load (300 ms) belongs to the original domain Www2.jpl.nasa.gov.
Page size can be reduced by 14 B (10%)
135 B
121 B
In fact, the total size of Www2.jpl.nasa.gov main page is 135 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 135 B which makes up the majority of the site volume.
Potential reduce by 14 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. This web page is already compressed.
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.
www2.jpl.nasa.gov
168 ms
www2.jpl.nasa.gov
300 ms
www2.jpl.nasa.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.
www2.jpl.nasa.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
Page has valid source maps
www2.jpl.nasa.gov 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
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Www2.jpl.nasa.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 Www2.jpl.nasa.gov main page’s claimed encoding is iso-8859-1. 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.
www2.jpl.nasa.gov
Open Graph description is not detected on the main page of Www 2 JPL NASA. 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: