Tools & Wizards About Us
jessfraz.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

jessfraz.com

Ramblings from Jessie: Home

Page Load Speed

1.4 sec in total

First Response

51 ms

Resources Loaded

1.3 sec

Page Rendered

108 ms

jessfraz.com screenshot

About Website

Visit jessfraz.com now to see the best up-to-date Jessfraz content for United States and also check out these interesting facts you probably never knew about jessfraz.com

The blog of Jessie Frazelle, hacker of all things: systems, kernels, operating systems, etc...

Visit jessfraz.com

Key Findings

We analyzed Jessfraz.com page load time and found that the first response time was 51 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

jessfraz.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value880 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

jessfraz.com

51 ms

jessfraz.com

167 ms

cloudflare.min.js

29 ms

main.css

167 ms

azk1rqm.js

218 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 24% of them (6 requests) were addressed to the original Jessfraz.com, 48% (12 requests) were made to and 8% (2 requests) were made to Use.typekit.com. The less responsive or slowest element that took the longest time to load (566 ms) relates to the external source Use.typekit.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.1 kB (56%)

Content Size

127.1 kB

After Optimization

56.0 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Jessfraz.com main page is 127.1 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. 30% of websites need less resources to load. CSS take 63.2 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 4.5 kB

  • Original 7.6 kB
  • After minification 7.4 kB
  • After compression 3.1 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 4.5 kB or 59% of the original size.

JavaScript Optimization

-18%

Potential reduce by 10.2 kB

  • Original 56.2 kB
  • After minification 55.7 kB
  • After compression 46.1 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 10.2 kB or 18% of the original size.

CSS Optimization

-89%

Potential reduce by 56.4 kB

  • Original 63.2 kB
  • After minification 63.2 kB
  • After compression 6.8 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. Jessfraz.com needs all CSS files to be minified and compressed as it can save up to 56.4 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (50%)

Requests Now

10

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jessfraz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jessfraz.com

jessfraz.com

51 ms

jessfraz.com

jessfraz.com

167 ms

cloudflare.min.js

cloudflare.min.js

29 ms

main.css

main.css

167 ms

azk1rqm.js

azk1rqm.js

218 ms

modernizr-2.6.2.min.js

modernizr-2.6.2.min.js

147 ms

portfolio.js

portfolio.js

161 ms

d

d

566 ms

ga.js

ga.js

77 ms

analytics.js

analytics.js

110 ms

MonoSocialIconsFont-1.10.ttf

MonoSocialIconsFont-1.10.ttf

140 ms

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9DjgY3sdhRxx1zHEnnHTKaWecdc55F1yU7ZLLrrjqmutuyHHTLbfDG7vrnvseeCjXI3nyPfZEgacKPfNckRdeeuW1N94q9s57H34AuaVuywAA

15 ms

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

14 ms

9DjgY3sdhRxx1zHEnnHTKaWecdc55F1yU7ZLLrrjqmutuyHHTLbfDG7vrnvseeCjXI3nyPfZEgacKPfNckRdeeuW1N94q9s57H34AuaVuywAA

9DjgY3sdhRxx1zHEnnHTKaWecdc55F1yU7ZLLrrjqmutuyHHTLbfDG7vrnvseeCjXI3nyPfZEgacKPfNckRdeeuW1N94q9s57H34AuaVuywAA

13 ms

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

13 ms

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12 ms

w38Nxv4C6TmEwI=

w38Nxv4C6TmEwI=

11 ms

gf9mA38BI1IPjQA=

gf9mA38BI1IPjQA=

11 ms

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Q44GN7HYUccdcxxJ5x0ymlnnHXOeRdclO2Sy6646prrbshx0y23wxu76577Hngo1yN58j32RIGnCj3zXJEXXnrltTfeKvbOex9+ALmlbssAAA==

10 ms

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

0OOBjex2FHHHXMcSecdMppZ5x1znkXXJTtksuuuOqa627IcdMtt8Mbu+ue+x54KNcjefI99kSBpwo981yRF1565bU33ir2znsffgC5pW7LAAA=

9 ms

Q44GN7HYUccdcxxJ5x0ymlnnHXOeRdclO2Sy6646prrbshx0y23wxu76577Hngo1yN58j32RIGnCj3zXJEXXnrltTfeKvbOex9+ALmlbssAAA==

Q44GN7HYUccdcxxJ5x0ymlnnHXOeRdclO2Sy6646prrbshx0y23wxu76577Hngo1yN58j32RIGnCj3zXJEXXnrltTfeKvbOex9+ALmlbssAAA==

9 ms

8ud+AGMdLRwAAAA=

8ud+AGMdLRwAAAA=

8 ms

9p37ud5oGLb0AAAA=

9p37ud5oGLb0AAAA=

8 ms

__utm.gif

__utm.gif

25 ms

p.gif

p.gif

118 ms

Accessibility Review

jessfraz.com accessibility score

91

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.

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

jessfraz.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

Missing source maps for large first-party JavaScript

SEO Factors

jessfraz.com SEO score

93

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

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 Jessfraz.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 Jessfraz.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

jessfraz.com

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