Tools & Wizards About Us
carolinaiu.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

carolinaiu.com

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Page Load Speed

1 sec in total

First Response

161 ms

Resources Loaded

663 ms

Page Rendered

200 ms

carolinaiu.com screenshot

About Website

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Key Findings

We analyzed Carolinaiu.com page load time and found that the first response time was 161 ms and then it took 863 ms 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.

Performance Metrics

carolinaiu.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

carolinaiu.com

161 ms

style.css

87 ms

30 ms

greybox.js

85 ms

greybox.css

84 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 91% of them (21 requests) were addressed to the original Carolinaiu.com, 4% (1 request) were made to Jquery.com and 4% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (404 ms) belongs to the original domain Carolinaiu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 31.4 kB (12%)

Content Size

257.5 kB

After Optimization

226.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carolinaiu.com main page is 257.5 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. 20% of websites need less resources to load. Images take 230.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 6.5 kB

  • Original 8.7 kB
  • After minification 6.0 kB
  • After compression 2.2 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. This page needs HTML code to be minified as it can gain 2.7 kB, which is 31% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 6.5 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 9.9 kB

  • Original 230.8 kB
  • After minification 220.8 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. Carolinaiu images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 851 B

  • Original 1.3 kB
  • After minification 982 B
  • After compression 462 B

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 851 B or 65% of the original size.

CSS Optimization

-85%

Potential reduce by 14.1 kB

  • Original 16.7 kB
  • After minification 12.9 kB
  • After compression 2.6 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. Carolinaiu.com needs all CSS files to be minified and compressed as it can save up to 14.1 kB or 85% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carolinaiu. According to our analytics all requests are already optimized.

Network Requests Diagram

carolinaiu.com

carolinaiu.com

161 ms

style.css

style.css

87 ms

30 ms

greybox.js

greybox.js

85 ms

greybox.css

greybox.css

84 ms

code.jquery.com

code.jquery.com

9 ms

bg.gif

bg.gif

216 ms

logo.jpg

logo.jpg

247 ms

navi_li_bg.gif

navi_li_bg.gif

222 ms

keyPhoto.jpg

keyPhoto.jpg

246 ms

RightHeader.jpg

RightHeader.jpg

238 ms

Header.jpg

Header.jpg

280 ms

mid_line.gif

mid_line.gif

268 ms

Degree.gif

Degree.gif

275 ms

under%20get%20your%20degree.jpg

under%20get%20your%20degree.jpg

317 ms

Welcometitle.jpg

Welcometitle.jpg

299 ms

Program.jpg

Program.jpg

299 ms

img1.jpg

img1.jpg

321 ms

img2.jpg

img2.jpg

327 ms

mission.jpg

mission.jpg

331 ms

more.gif

more.gif

353 ms

studentarea.jpg

studentarea.jpg

404 ms

TraninigCenter.jpg

TraninigCenter.jpg

369 ms

Accessibility Review

carolinaiu.com accessibility score

71

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

carolinaiu.com 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

Missing source maps for large first-party JavaScript

SEO Factors

carolinaiu.com SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Carolinaiu.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Carolinaiu.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

carolinaiu.com

Open Graph description is not detected on the main page of Carolinaiu. 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: