Tools & Wizards About Us
waterinstitute.unc.edu screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

waterinstitute.unc.edu

UNC's Water Institute: Clean Water. Global Health. Powered by Science

Page Load Speed

2 sec in total

First Response

14 ms

Resources Loaded

1.5 sec

Page Rendered

479 ms

waterinstitute.unc.edu screenshot

About Website

Click here to check amazing Water Institute UNC content for United States. Otherwise, check out these important facts you probably never knew about waterinstitute.unc.edu

Evidence matters. Good science should drive both policy and practice. Our goal is to ask the right questions, collect the evidence, and use that evidence to improve service delivery and water resource...

Visit waterinstitute.unc.edu

Key Findings

We analyzed Waterinstitute.unc.edu page load time and found that the first response time was 14 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

waterinstitute.unc.edu performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value6,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

waterinstitute.unc.edu

14 ms

waterinstitute.unc.edu

529 ms

uncwi.8b83d611c.min.css

49 ms

webfont.js

32 ms

js

100 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Waterinstitute.unc.edu, 31% (13 requests) were made to Cdn.prod.website-files.com and 24% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (529 ms) belongs to the original domain Waterinstitute.unc.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 617.9 kB (23%)

Content Size

2.7 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Waterinstitute.unc.edu main page is 2.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 22.1 kB

  • Original 29.9 kB
  • After minification 29.7 kB
  • After compression 7.8 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 22.1 kB or 74% of the original size.

Image Optimization

-25%

Potential reduce by 593.0 kB

  • Original 2.4 MB
  • After minification 1.8 MB

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, Water Institute UNC needs image optimization as it can save up to 593.0 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 245.1 kB
  • After minification 245.1 kB
  • After compression 242.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 70 B

  • Original 84.3 kB
  • After minification 84.3 kB
  • After compression 84.2 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. Waterinstitute.unc.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (25%)

Requests Now

28

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Water Institute UNC. 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 as a result speed up the page load time.

Network Requests Diagram

waterinstitute.unc.edu

waterinstitute.unc.edu

14 ms

waterinstitute.unc.edu

waterinstitute.unc.edu

529 ms

uncwi.8b83d611c.min.css

uncwi.8b83d611c.min.css

49 ms

webfont.js

webfont.js

32 ms

js

js

100 ms

jquery-3.5.1.min.dc5e7f18c8.js

jquery-3.5.1.min.dc5e7f18c8.js

30 ms

uncwi.269a3e114.js

uncwi.269a3e114.js

95 ms

css

css

61 ms

613ecafec3da532d3dabda8b_bg-pattern-water-drops.svg

613ecafec3da532d3dabda8b_bg-pattern-water-drops.svg

36 ms

media.html

media.html

259 ms

media.html

media.html

271 ms

media.html

media.html

254 ms

63485bc246fe509fe1d88465_wi-logo.svg

63485bc246fe509fe1d88465_wi-logo.svg

123 ms

615352267ad0af0f1a6e62b0_hero-idea-v2%20(1).png

615352267ad0af0f1a6e62b0_hero-idea-v2%20(1).png

145 ms

65c3beff5e0a8cf303a632a1_Water-Institute-logo-vertical-color-full-color-rgb-900px.png

65c3beff5e0a8cf303a632a1_Water-Institute-logo-vertical-color-full-color-rgb-900px.png

144 ms

65b3e3f2ddca679294e98c50_Sarah%20Lebu.PNG

65b3e3f2ddca679294e98c50_Sarah%20Lebu.PNG

275 ms

613a813f5b8942ccc1961f59_client-logos%20(1).jpg

613a813f5b8942ccc1961f59_client-logos%20(1).jpg

184 ms

613b8b054596ed54996a3741_divider%20water%20droplets.svg

613b8b054596ed54996a3741_divider%20water%20droplets.svg

157 ms

613c2f8ab24c43d4278151c7_unc-wi-logo-white.svg

613c2f8ab24c43d4278151c7_unc-wi-logo-white.svg

155 ms

5ca5279ea4d83fccacf9992a_icon-twitter.svg

5ca5279ea4d83fccacf9992a_icon-twitter.svg

255 ms

5ca5279e9a78ea6ae31487f7_icon-linkedin.svg

5ca5279e9a78ea6ae31487f7_icon-linkedin.svg

257 ms

613c2f1c79fcdf5b6da20f9e_adesigns%20logo.png

613c2f1c79fcdf5b6da20f9e_adesigns%20logo.png

256 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G1ilXs1Ug.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G1ilXs1Ug.ttf

28 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GCC5Xs1Ug.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GCC5Xs1Ug.ttf

67 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GMS5Xs1Ug.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GMS5Xs1Ug.ttf

142 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GVi5Xs1Ug.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GVi5Xs1Ug.ttf

166 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4Gfy5Xs1Ug.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4Gfy5Xs1Ug.ttf

144 ms

62bb3adcbf4929be0d50dc1c_DMSerifDisplay-Regular.ttf

62bb3adcbf4929be0d50dc1c_DMSerifDisplay-Regular.ttf

167 ms

62bb3af3f1a69cc1454b43ce_DMSerifDisplay-Italic.ttf

62bb3af3f1a69cc1454b43ce_DMSerifDisplay-Italic.ttf

263 ms

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmqP92UnK_c.ttf

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmqP92UnK_c.ttf

166 ms

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmpR8GUnK_c.ttf

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmpR8GUnK_c.ttf

157 ms

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmpo8GUnK_c.ttf

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmpo8GUnK_c.ttf

166 ms

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmoP8GUnK_c.ttf

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmoP8GUnK_c.ttf

143 ms

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmom8GUnK_c.ttf

pe1kMImSLYBIv1o4X1M8cce4OdVisMz5nZRqy6cmmmU3t2FQWEAEOvV9wNvrwlNstMKW3Y6K5WMwXeVy3GboJ0kTHmom8GUnK_c.ttf

153 ms

iframe_api

iframe_api

57 ms

www-widgetapi.js

www-widgetapi.js

4 ms

3X7KmFksT9I

3X7KmFksT9I

66 ms

vzpeMkfAthQ

vzpeMkfAthQ

139 ms

14p4CXM1kTQ

14p4CXM1kTQ

98 ms

www-player.css

www-player.css

12 ms

www-embed-player.js

www-embed-player.js

40 ms

base.js

base.js

78 ms

Accessibility Review

waterinstitute.unc.edu accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

Links do not have a discernible name

Best Practices

waterinstitute.unc.edu best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

waterinstitute.unc.edu SEO score

98

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Waterinstitute.unc.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 Waterinstitute.unc.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.

Social Sharing Optimization

waterinstitute.unc.edu

Open Graph data is detected on the main page of Water Institute UNC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: