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indspe.redvector.com screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

indspe.redvector.com

Indiana Society of Professional Engineers Online University

Page Load Speed

773 ms in total

First Response

28 ms

Resources Loaded

664 ms

Page Rendered

81 ms

indspe.redvector.com screenshot

About Website

Welcome to indspe.redvector.com homepage info - get ready to check Indspe Redvector best content for United States right away, or after learning these important things about indspe.redvector.com

RedVector is the leader in green building online education - with an exclusive Certificate in Sustainable Design and Green Building from the University of Tennessee. 866-686-6528

Visit indspe.redvector.com

Key Findings

We analyzed Indspe.redvector.com page load time and found that the first response time was 28 ms and then it took 745 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

indspe.redvector.com performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.182

67/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

indspe.redvector.com

28 ms

default.aspx

23 ms

common.js

22 ms

AC_RunActiveContent.js

17 ms

GetResource.ashx

556 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 74% of them (20 requests) were addressed to the original Indspe.redvector.com, 19% (5 requests) were made to Redvector.com and 4% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (556 ms) relates to the external source Redvector.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 197.2 kB (42%)

Content Size

464.6 kB

After Optimization

267.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Indspe.redvector.com main page is 464.6 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. 35% of websites need less resources to load. Images take 192.9 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 8.9 kB

  • Original 13.2 kB
  • After minification 11.2 kB
  • After compression 4.3 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 2.1 kB, which is 16% 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 8.9 kB or 67% of the original size.

Image Optimization

-0%

Potential reduce by 377 B

  • Original 192.9 kB
  • After minification 192.5 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. Indspe Redvector images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 76.0 kB

  • Original 108.3 kB
  • After minification 80.5 kB
  • After compression 32.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 76.0 kB or 70% of the original size.

CSS Optimization

-74%

Potential reduce by 111.9 kB

  • Original 150.2 kB
  • After minification 124.4 kB
  • After compression 38.3 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. Indspe.redvector.com needs all CSS files to be minified and compressed as it can save up to 111.9 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (57%)

Requests Now

21

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Indspe Redvector. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

indspe.redvector.com

indspe.redvector.com

28 ms

default.aspx

default.aspx

23 ms

common.js

common.js

22 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

17 ms

GetResource.ashx

GetResource.ashx

556 ms

dark-red.css

dark-red.css

39 ms

bootstrap.min.css

bootstrap.min.css

72 ms

rvmain.css

rvmain.css

40 ms

SiteStyle.css

SiteStyle.css

48 ms

WebResource.axd

WebResource.axd

35 ms

WebResource.axd

WebResource.axd

35 ms

js

js

81 ms

api.min.js

api.min.js

38 ms

validators.js

validators.js

32 ms

datetimepicker.js

datetimepicker.js

37 ms

SiteStyleOverride.css

SiteStyleOverride.css

47 ms

nrv-custom.css

nrv-custom.css

75 ms

dark-red.css

dark-red.css

29 ms

banner.jpg

banner.jpg

18 ms

homepage.png

homepage.png

18 ms

vectorlogo.png

vectorlogo.png

16 ms

navback.gif

navback.gif

15 ms

footer.png

footer.png

30 ms

genericwaitbox.htm

genericwaitbox.htm

8 ms

font-awesome.css

font-awesome.css

4 ms

open-sans.css

open-sans.css

2 ms

genericThrobber.gif

genericThrobber.gif

5 ms

Accessibility Review

indspe.redvector.com accessibility score

67

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

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

Image elements do not have [alt] attributes

Best Practices

indspe.redvector.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

indspe.redvector.com SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Indspe.redvector.com 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 Indspe.redvector.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.

Social Sharing Optimization

indspe.redvector.com

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