1.8 sec in total
71 ms
1.6 sec
114 ms
Click here to check amazing Cise Columbia content for United States. Otherwise, check out these important facts you probably never knew about cise.columbia.edu
Visit cise.columbia.eduWe analyzed Cise.columbia.edu page load time and found that the first response time was 71 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 35% of websites can load faster.
cise.columbia.edu performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value10.0 s
0/100
25%
Value8.1 s
21/100
10%
Value1,920 ms
8/100
30%
Value0
100/100
15%
Value19.1 s
3/100
10%
71 ms
123 ms
33 ms
17 ms
24 ms
Our browser made a total of 83 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cise.columbia.edu, 95% (79 requests) were made to Nano.columbia.edu and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Nano.columbia.edu.
Page size can be reduced by 339.8 kB (34%)
1.0 MB
670.2 kB
In fact, the total size of Cise.columbia.edu main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 594.3 kB which makes up the majority of the site volume.
Potential reduce by 32.7 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 32.7 kB or 81% of the original size.
Potential reduce by 57.5 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. Cise Columbia images are well optimized though.
Potential reduce by 118.5 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 118.5 kB or 55% of the original size.
Potential reduce by 131.2 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. Cise.columbia.edu needs all CSS files to be minified and compressed as it can save up to 131.2 kB or 82% of the original size.
Number of requests can be reduced by 56 (69%)
81
25
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cise 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 20 to 1 for JavaScripts and from 33 to 1 for CSS and as a result speed up the page load time.
cise.columbia.edu
71 ms
nano.columbia.edu
123 ms
jquery.min.js
33 ms
jquery.fancybox.pack.js
17 ms
jql.preloader.js
24 ms
node.css
28 ms
defaults.css
30 ms
system.css
28 ms
system-menus.css
29 ms
user.css
52 ms
ckeditor.css
53 ms
ctools.css
54 ms
extlink.css
56 ms
imagefield.css
55 ms
lightbox.css
56 ms
panels.css
67 ms
taxonomy_delegate.css
68 ms
copyright.css
76 ms
content-module.css
74 ms
date.css
75 ms
datepicker.1.7.css
72 ms
jquery.timeentry.css
78 ms
filefield.css
80 ms
calendar.css
88 ms
fieldgroup.css
86 ms
html-elements.css
89 ms
tabs.css
90 ms
messages.css
92 ms
block-editing.css
92 ms
wireframes.css
97 ms
layout.css
98 ms
theme.css
104 ms
cise.css
112 ms
banner.css
113 ms
left-menu.css
115 ms
jquery.fancybox.css
117 ms
font-awesome.min.css
119 ms
jquery.js
123 ms
drupal.js
121 ms
wind.js
116 ms
extlink.js
116 ms
panels.js
113 ms
theme.js
112 ms
cise.js
113 ms
swfobject.js
116 ms
banner.js
89 ms
videopopup.js
87 ms
jquery.hoverIntent.minified.js
89 ms
fade.js
89 ms
googleanalytics.js
108 ms
lightbox.js
110 ms
jquery.cycle.all.min.js
98 ms
extgallery.js
101 ms
blank-logo.gif
14 ms
cu-rooftop.png
15 ms
directory-rooftop.png
19 ms
CNI_Banner_07._0.jpg
23 ms
search_label.gif
24 ms
PURCHASING.jpg
32 ms
more-link.gif
29 ms
preloader-91.gif
28 ms
ursula2.jpg
37 ms
newmrsec.jpg
118 ms
maser_1954thumb.jpg
118 ms
240px-CEPSRrescaled.jpg
120 ms
social_media_twitter.jpg
119 ms
social_media_fb.jpg
121 ms
youtube_logos_sm.gif
121 ms
icon-calendar.png
122 ms
icon-contact.png
123 ms
icon-news.png
124 ms
ga.js
26 ms
js
1090 ms
__utm.gif
26 ms
cni_graphic_intro_r02.jpg
70 ms
lipson_profannouncement.jpg
29 ms
Gaeta_announcement.jpg
28 ms
MRSEC_banner_1.jpg
46 ms
CEPSR_Clean_Room_Poster_photo03_720x421_facil.jpg
39 ms
Ancient_Ink_DSC00023_720x421_b_0.JPG
45 ms
tab_corner_banner.png
43 ms
fontawesome-webfont.woff
50 ms
print.css
16 ms
cise.columbia.edu 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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
cise.columbia.edu best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
cise.columbia.edu 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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cise.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 Cise.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.
cise.columbia.edu
Open Graph description is not detected on the main page of Cise 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: