Tools & Wizards About Us

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

professorwolfe.com

Dr. Todd Wolfe - Lifelong learner, award winning professor, technology leader

Page Load Speed

2.9 sec in total

First Response

800 ms

Resources Loaded

1.6 sec

Page Rendered

471 ms

About Website

Visit professorwolfe.com now to see the best up-to-date Professor Wolfe content and also check out these interesting facts you probably never knew about professorwolfe.com

Welcome to the internet home of Dr. Todd M Wolfe, Central New Yorks leading professor and integrations consultant. Specializing in big data, database development, web development, APIs, and specialize...

Visit professorwolfe.com

Key Findings

We analyzed Professorwolfe.com page load time and found that the first response time was 800 ms and then it took 2.1 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

professorwolfe.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value30.6 s

0/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value19.1 s

2/100

10%

Network Requests Diagram

professorwolfe.com

800 ms

js

64 ms

css

41 ms

aos.css

75 ms

bootstrap.min.css

204 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 47% of them (22 requests) were addressed to the original Professorwolfe.com, 38% (18 requests) were made to Fonts.gstatic.com and 9% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (800 ms) belongs to the original domain Professorwolfe.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 82.3 kB (7%)

Content Size

1.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Professorwolfe.com main page is 1.1 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. 60% of websites need less resources to load. Images take 816.6 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 15.2 kB

  • Original 21.2 kB
  • After minification 17.6 kB
  • After compression 6.0 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 3.6 kB, which is 17% 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 15.2 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 322 B

  • Original 816.6 kB
  • After minification 816.3 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. Professor Wolfe images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 41.2 kB

  • Original 226.3 kB
  • After minification 226.3 kB
  • After compression 185.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 41.2 kB or 18% of the original size.

CSS Optimization

-32%

Potential reduce by 25.6 kB

  • Original 80.1 kB
  • After minification 79.8 kB
  • After compression 54.5 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. Professorwolfe.com needs all CSS files to be minified and compressed as it can save up to 25.6 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (81%)

Requests Now

26

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Professor Wolfe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

professorwolfe.com accessibility score

75

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

professorwolfe.com best practices score

92

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

Page has valid source maps

SEO Factors

professorwolfe.com SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Professorwolfe.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 Professorwolfe.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

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