1.6 sec in total
377 ms
1 sec
162 ms
Click here to check amazing Ast Noao content for United States. Otherwise, check out these important facts you probably never knew about ast.noao.edu
Visit ast.noao.eduWe analyzed Ast.noao.edu page load time and found that the first response time was 377 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
ast.noao.edu performance score
377 ms
133 ms
137 ms
138 ms
139 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 47% of them (20 requests) were addressed to the original Ast.noao.edu, 28% (12 requests) were made to Noao.edu and 19% (8 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (415 ms) belongs to the original domain Ast.noao.edu.
Page size can be reduced by 179.5 kB (39%)
462.3 kB
282.8 kB
In fact, the total size of Ast.noao.edu main page is 462.3 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. 30% of websites need less resources to load. Images take 178.0 kB which makes up the majority of the site volume.
Potential reduce by 23.7 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 23.7 kB or 75% of the original size.
Potential reduce by 9.7 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. Ast Noao images are well optimized though.
Potential reduce by 81.0 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 81.0 kB or 47% of the original size.
Potential reduce by 65.0 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. Ast.noao.edu needs all CSS files to be minified and compressed as it can save up to 65.0 kB or 81% of the original size.
Number of requests can be reduced by 21 (51%)
41
20
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ast Noao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
ast.noao.edu
377 ms
aggregator.css
133 ms
node.css
137 ms
defaults.css
138 ms
system.css
139 ms
system-menus.css
141 ms
user.css
139 ms
ckeditor.css
198 ms
nice_menus.css
203 ms
nice_menus_default.css
204 ms
comment.css
205 ms
style.css
271 ms
jquery.js
415 ms
drupal.js
263 ms
nice_menus.js
269 ms
jquery.jcarousel.min.js
304 ms
skin.css
238 ms
reset.css
69 ms
ligo-black-holes_top.jpg
217 ms
mosaic-3-stamp.jpg
72 ms
TMT-Forum-2016-stamp.jpg
141 ms
ctio-des-data-stamp.jpg
143 ms
chandra-massive-galaxy-stamp.jpg
140 ms
DECaLS2-viewer-stamp.jpg
217 ms
chandra-giant-black-hole-stamp.jpg
152 ms
fornax-cluster-stamp.jpg
218 ms
eagle-bg.jpg
183 ms
noao-logo.gif
74 ms
aura-logo.gif
75 ms
nsf-logo.gif
75 ms
cse.js
41 ms
prev-vertical.png
172 ms
next-vertical.png
173 ms
jsapi
30 ms
default+en.css
12 ms
default.css
22 ms
default+en.I.js
62 ms
default.css
42 ms
async-ads.js
30 ms
google_custom_search_watermark.gif
26 ms
small-logo.png
24 ms
search_box_icon.png
23 ms
clear.png
57 ms
ast.noao.edu SEO score
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ast.noao.edu 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 Ast.noao.edu 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.
ast.noao.edu
Open Graph description is not detected on the main page of Ast Noao. 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: