5.6 sec in total
1.5 sec
3.9 sec
138 ms
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Visit isf.comWe analyzed Isf.com page load time and found that the first response time was 1.5 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
isf.com performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value16.9 s
0/100
25%
Value8.2 s
20/100
10%
Value2,120 ms
7/100
30%
Value0
100/100
15%
Value16.7 s
5/100
10%
1537 ms
77 ms
79 ms
150 ms
82 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 95% of them (39 requests) were addressed to the original Isf.com, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Isf.com.
Page size can be reduced by 182.6 kB (38%)
478.4 kB
295.8 kB
In fact, the total size of Isf.com main page is 478.4 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. Only 10% of websites need less resources to load. Images take 239.0 kB which makes up the majority of the site volume.
Potential reduce by 10.4 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 10.4 kB or 73% of the original size.
Potential reduce by 12.2 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. ISF images are well optimized though.
Potential reduce by 128.0 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 128.0 kB or 70% of the original size.
Potential reduce by 31.9 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. Isf.com needs all CSS files to be minified and compressed as it can save up to 31.9 kB or 76% of the original size.
Number of requests can be reduced by 18 (49%)
37
19
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISF. 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 from 16 to 1 for CSS and as a result speed up the page load time.
isf.com
1537 ms
node.css
77 ms
defaults.css
79 ms
system.css
150 ms
system-menus.css
82 ms
user.css
83 ms
content-module.css
115 ms
date.css
153 ms
datepicker.css
121 ms
ckeditor.css
127 ms
filefield.css
128 ms
fieldgroup.css
150 ms
views.css
160 ms
style.css
204 ms
home.css
168 ms
misc.js
186 ms
jquery.tools.min.js
375 ms
cycle.js
333 ms
urchin.js
5 ms
reset.css
41 ms
logo_isf.png
85 ms
bckgrd_collage.gif
68 ms
tally.jpg
66 ms
albany_0.jpg
193 ms
austin_0.jpg
204 ms
jax_0.jpg
249 ms
sacramento_0.jpg
159 ms
northdakota_0.jpg
216 ms
bckgrd_main.gif
1395 ms
icon_pr.png
207 ms
homepage-photos.jpg
243 ms
bckgrd_callouts.gif
1917 ms
icon_gears.png
247 ms
bckgrd_hdr_blue.png
2004 ms
icon_circles.png
301 ms
icon_2heads.png
299 ms
facebook.png
302 ms
linkdin.png
342 ms
twitter_newbird_white.png
342 ms
__utm.gif
12 ms
print.css
41 ms
isf.com 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
Links do not have a discernible name
isf.com 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
isf.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isf.com 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 Isf.com 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.
isf.com
Open Graph description is not detected on the main page of ISF. 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: