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iti.northwestern.edu screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

iti.northwestern.edu

ITI-NU Remote Monitoring Server

Page Load Speed

1.1 sec in total

First Response

122 ms

Resources Loaded

641 ms

Page Rendered

343 ms

iti.northwestern.edu screenshot

About Website

Welcome to iti.northwestern.edu homepage info - get ready to check ITI Northwestern best content for United States right away, or after learning these important things about iti.northwestern.edu

The Infrastructure Technology Institute (ITI) is a University Transportation Center funded under SAFETEA-LU and committed to ensuring our nation’s surface transportation infrastructure against failure...

Visit iti.northwestern.edu

Key Findings

We analyzed Iti.northwestern.edu page load time and found that the first response time was 122 ms and then it took 984 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

iti.northwestern.edu performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

iti.northwestern.edu

122 ms

iti_pagestyles.css

68 ms

iti_links.css

68 ms

iti_framework.css

292 ms

ga.js

31 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 86% of them (12 requests) were addressed to the original Iti.northwestern.edu, 14% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (292 ms) belongs to the original domain Iti.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.4 kB (6%)

Content Size

479.8 kB

After Optimization

451.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Iti.northwestern.edu main page is 479.8 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 433.3 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 10.4 kB

  • Original 14.9 kB
  • After minification 14.3 kB
  • After compression 4.6 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 10.4 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 5.5 kB

  • Original 433.3 kB
  • After minification 427.9 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. ITI Northwestern images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-87%

Potential reduce by 12.5 kB

  • Original 14.3 kB
  • After minification 8.9 kB
  • After compression 1.9 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. Iti.northwestern.edu needs all CSS files to be minified and compressed as it can save up to 12.5 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ITI Northwestern. According to our analytics all requests are already optimized.

Network Requests Diagram

iti.northwestern.edu

iti.northwestern.edu

122 ms

iti_pagestyles.css

iti_pagestyles.css

68 ms

iti_links.css

iti_links.css

68 ms

iti_framework.css

iti_framework.css

292 ms

ga.js

ga.js

31 ms

index_2_01.jpg

index_2_01.jpg

37 ms

index_2_02.jpg

index_2_02.jpg

37 ms

mnr3.jpg

mnr3.jpg

140 ms

asim7-2.jpg

asim7-2.jpg

114 ms

lipinski2011_1.jpg

lipinski2011_1.jpg

133 ms

Jianmin1.jpg

Jianmin1.jpg

142 ms

waukegan_kids.png

waukegan_kids.png

252 ms

nu-logo.gif

nu-logo.gif

51 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

iti.northwestern.edu accessibility score

94

Accessibility Issues

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

iti.northwestern.edu best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

iti.northwestern.edu SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iti.northwestern.edu can be misinterpreted by Google and other search engines. Our service has detected that English 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 Iti.northwestern.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

iti.northwestern.edu

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