766 ms in total
55 ms
527 ms
184 ms
Click here to check amazing ISDC Nss content for United States. Otherwise, check out these important facts you probably never knew about isdc.nss.org
The 42nd annual International Space Development Conference®, ISDC® 2024, connects leaders of current space efforts with NSS membership, students, & the public.
Visit isdc.nss.orgWe analyzed Isdc.nss.org page load time and found that the first response time was 55 ms and then it took 711 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.
isdc.nss.org performance score
name
value
score
weighting
Value2.7 s
62/100
10%
Value2.7 s
85/100
25%
Value2.7 s
97/100
10%
Value0 ms
100/100
30%
Value0.412
24/100
15%
Value2.7 s
97/100
10%
55 ms
15 ms
17 ms
18 ms
33 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 66% of them (21 requests) were addressed to the original Isdc.nss.org, 9% (3 requests) were made to Nss.org and 9% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (339 ms) belongs to the original domain Isdc.nss.org.
Page size can be reduced by 319.1 kB (50%)
633.9 kB
314.8 kB
In fact, the total size of Isdc.nss.org main page is 633.9 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. 35% of websites need less resources to load. Javascripts take 384.2 kB which makes up the majority of the site volume.
Potential reduce by 43.8 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 43.8 kB or 72% of the original size.
Potential reduce by 24.2 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, ISDC Nss needs image optimization as it can save up to 24.2 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 241.2 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 241.2 kB or 63% of the original size.
Potential reduce by 10.0 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. Isdc.nss.org needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 81% of the original size.
Number of requests can be reduced by 3 (10%)
31
28
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISDC Nss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
isdc.nss.org
55 ms
nss_styles_new.css
15 ms
NSS_NavMenu3sep.css
17 ms
nss2colsimplexxxflatZ.css
18 ms
nss_common.js
33 ms
addthis_widget.js
11 ms
ga.js
6 ms
Earth_iss_BackgroundSmall.jpg
103 ms
lg-share-en.gif
95 ms
valid-xhtml10-blue.png
54 ms
__utm.gif
26 ms
300lo.json
38 ms
valid-css2.png
31 ms
adastra.jpg
32 ms
book.jpg
37 ms
NSS_Common_Header_image.gif
35 ms
nssbuttonjoin.gif
35 ms
nssbuttonRenew.gif
33 ms
nssbuttondonate.gif
34 ms
Facebook_32x32.png
31 ms
Twitter_32x32.png
35 ms
LinkedIn_32x32.png
34 ms
YouTube_32x32.png
38 ms
ISDC_2016_sidebar_150.gif
39 ms
NSS_space_blog.jpg
39 ms
NFCU_Credit_Card_2015_side.gif
41 ms
To_The_Stars.bmp
40 ms
EIS_logo_150x150.jpg
329 ms
Space_Is_Our_Future.jpg
339 ms
NSS_logo_name_white.gif
47 ms
cyberteams.gif
51 ms
sh.8e5f85691f9aaa082472a194.html
26 ms
isdc.nss.org 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
isdc.nss.org 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
isdc.nss.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Isdc.nss.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 Isdc.nss.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.
isdc.nss.org
Open Graph description is not detected on the main page of ISDC Nss. 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: