718 ms in total
70 ms
485 ms
163 ms
Visit sas.columbia.edu now to see the best up-to-date Sas Columbia content for United States and also check out these interesting facts you probably never knew about sas.columbia.edu
Visit sas.columbia.eduWe analyzed Sas.columbia.edu page load time and found that the first response time was 70 ms and then it took 648 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.
sas.columbia.edu performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value8.7 s
1/100
25%
Value6.6 s
37/100
10%
Value540 ms
54/100
30%
Value0.119
84/100
15%
Value10.9 s
21/100
10%
70 ms
76 ms
27 ms
28 ms
31 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sas.columbia.edu, 93% (63 requests) were made to Columbia.edu and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (106 ms) relates to the external source Google-analytics.com.
Page size can be reduced by 398.1 kB (56%)
715.7 kB
317.6 kB
In fact, the total size of Sas.columbia.edu main page is 715.7 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. 45% of websites need less resources to load. Javascripts take 365.5 kB which makes up the majority of the site volume.
Potential reduce by 31.6 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 31.6 kB or 81% of the original size.
Potential reduce by 17.6 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, Sas Columbia needs image optimization as it can save up to 17.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 227.3 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 227.3 kB or 62% of the original size.
Potential reduce by 121.6 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. Sas.columbia.edu needs all CSS files to be minified and compressed as it can save up to 121.6 kB or 83% of the original size.
Number of requests can be reduced by 45 (68%)
66
21
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sas Columbia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
sas.columbia.edu
70 ms
students.html
76 ms
node.css
27 ms
defaults.css
28 ms
system.css
31 ms
system-menus.css
31 ms
user.css
35 ms
content-module.css
32 ms
ckeditor.css
39 ms
ctools.css
39 ms
date.css
40 ms
datepicker.css
41 ms
jquery.timeentry.css
42 ms
filefield.css
43 ms
taxonomy_delegate.css
43 ms
fieldgroup.css
44 ms
views.css
45 ms
columbia2-theme.css
45 ms
theme.css
58 ms
jquery-ui-1.8.4.custom.css
61 ms
colorbox.css
63 ms
jquery-1.4.2.min.js
72 ms
drupal.js
68 ms
wind.js
70 ms
googleanalytics.js
68 ms
cufon-yui.js
70 ms
Trajan_Pro_400.font.js
96 ms
jquery.hoverIntent.minified.js
93 ms
superfish-1.4.8.js
94 ms
jquery-ui-1.8.4.custom.min.js
97 ms
jquery.colorbox-min.js
99 ms
columbia2.js
95 ms
theme.js
89 ms
ga.js
106 ms
hiddeniframe.html
105 ms
banner_bg.jpg
25 ms
logo.png
28 ms
contb_info_1.jpg
29 ms
contb_book_0.jpg
24 ms
contb_piggy.jpg
27 ms
contb_med.jpg
27 ms
speech_icon.png
28 ms
contb_lamp.jpg
29 ms
contb_low_0.jpg
47 ms
contb_case_2.jpg
49 ms
pawprint-web-banner2.png
48 ms
take-ctrl-final-golive.jpg
51 ms
xxxxx_ps_bcard_ad_v2.jpg
67 ms
list-bullet.gif
49 ms
list-bullet-end.gif
49 ms
nav_bg.jpg
65 ms
footericons.png
66 ms
sprites2.png
67 ms
search_bg_bg.jpg
68 ms
search_bg_left.jpg
68 ms
search_bg_right.jpg
69 ms
sprites1.png
70 ms
link-tw.png
70 ms
ico_instagram_17px.png
70 ms
controls.png
70 ms
border.png
71 ms
loading_background.png
73 ms
loading.gif
73 ms
ui-bg_highlight-hard_100_f2f5f7_1x100.png
81 ms
header-js.js
90 ms
inpage_linkid.js
17 ms
__utm.gif
25 ms
columbia2-print.css
13 ms
sas.columbia.edu accessibility score
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
button, link, and menuitem elements do not have accessible names.
[aria-hidden="true"] elements contain focusable descendents
sas.columbia.edu 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
Missing source maps for large first-party JavaScript
sas.columbia.edu SEO score
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 Sas.columbia.edu 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 Sas.columbia.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.
sas.columbia.edu
Open Graph description is not detected on the main page of Sas Columbia. 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: