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self-defensecombat.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

self-defensecombat.com

Self Defense Classes in Natick & Needham | Knife Defense Lessons | Call 508-510-1821

Page Load Speed

3.4 sec in total

First Response

157 ms

Resources Loaded

2 sec

Page Rendered

1.2 sec

self-defensecombat.com screenshot

About Website

Welcome to self-defensecombat.com homepage info - get ready to check Self Defense Combat best content right away, or after learning these important things about self-defensecombat.com

Articles about street self-defense, hand-to-hand combat and boxing techniques. You will get new tips, tricks and advice.

Visit self-defensecombat.com

Key Findings

We analyzed Self-defensecombat.com page load time and found that the first response time was 157 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

self-defensecombat.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

82/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value2,160 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.721

6/100

15%

TTI (Time to Interactive)

Value17.9 s

3/100

10%

Network Requests Diagram

self-defensecombat.com

157 ms

self-defensecombat.com

288 ms

style.min.css

67 ms

styles.css

131 ms

style.css

185 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 80% of them (74 requests) were addressed to the original Self-defensecombat.com, 8% (7 requests) were made to Youtube.com and 4% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (923 ms) belongs to the original domain Self-defensecombat.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.4 kB (4%)

Content Size

5.8 MB

After Optimization

5.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Self-defensecombat.com main page is 5.8 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. Only a small number of websites need less resources to load. Images take 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 42.6 kB

  • Original 53.6 kB
  • After minification 51.7 kB
  • After compression 11.0 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. 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 42.6 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 120.3 kB

  • Original 5.3 MB
  • After minification 5.2 MB

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. Self Defense Combat images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 50.5 kB

  • Original 322.1 kB
  • After minification 322.1 kB
  • After compression 271.6 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 50.5 kB or 16% of the original size.

CSS Optimization

-13%

Potential reduce by 16.0 kB

  • Original 125.5 kB
  • After minification 125.1 kB
  • After compression 109.6 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. Self-defensecombat.com needs all CSS files to be minified and compressed as it can save up to 16.0 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (45%)

Requests Now

85

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Self Defense Combat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

self-defensecombat.com

self-defensecombat.com

157 ms

self-defensecombat.com

self-defensecombat.com

288 ms

style.min.css

style.min.css

67 ms

styles.css

styles.css

131 ms

style.css

style.css

185 ms

style.css

style.css

186 ms

form-basic.css

form-basic.css

188 ms

lightbox.min.css

lightbox.min.css

190 ms

font-awesome.min.css

font-awesome.min.css

188 ms

owl.carousel.css

owl.carousel.css

194 ms

owl.theme.css

owl.theme.css

246 ms

style.css

style.css

246 ms

css

css

35 ms

video-js.min.css

video-js.min.css

248 ms

kg-video-js-skin.css

kg-video-js-skin.css

251 ms

videopack-styles.css

videopack-styles.css

250 ms

jquery.min.js

jquery.min.js

264 ms

jquery-migrate.min.js

jquery-migrate.min.js

307 ms

main.js

main.js

312 ms

modernizr.custom.js

modernizr.custom.js

309 ms

respond.min.js

respond.min.js

310 ms

jquery.scrollTo.js

jquery.scrollTo.js

309 ms

hooks.min.js

hooks.min.js

436 ms

i18n.min.js

i18n.min.js

436 ms

index.js

index.js

437 ms

index.js

index.js

438 ms

wp-lightbox-2.min.js

wp-lightbox-2.min.js

438 ms

jquery.tubular.1.0.js

jquery.tubular.1.0.js

438 ms

owl.carousel.js

owl.carousel.js

439 ms

jquery.parallax-1.1.3.js

jquery.parallax-1.1.3.js

439 ms

onetone.js

onetone.js

440 ms

main.js

main.js

441 ms

bg-self-defensecombat.png

bg-self-defensecombat.png

92 ms

navbar.png

navbar.png

91 ms

down.png

down.png

135 ms

home-bg02.jpg

home-bg02.jpg

137 ms

button-men-400.png

button-men-400.png

149 ms

button-women-400.png

button-women-400.png

148 ms

button-children-400.png

button-children-400.png

160 ms

self-defense-classes-in-natick-profile2-300x199.jpg

self-defense-classes-in-natick-profile2-300x199.jpg

212 ms

home-bg03.jpg

home-bg03.jpg

325 ms

location1.jpg

location1.jpg

791 ms

location2.jpg

location2.jpg

783 ms

location3.jpg

location3.jpg

781 ms

location4.jpg

location4.jpg

784 ms

training-room1.jpg

training-room1.jpg

784 ms

training-room2.jpg

training-room2.jpg

783 ms

training-room3.jpg

training-room3.jpg

786 ms

gung-ho-self-defense-training-address-2-1.jpg

gung-ho-self-defense-training-address-2-1.jpg

788 ms

self-defense-women1-6.jpg

self-defense-women1-6.jpg

790 ms

self-defense-women1-5.jpg

self-defense-women1-5.jpg

787 ms

self-defense-women1-4.jpg

self-defense-women1-4.jpg

788 ms

self-defense-women1-3.jpg

self-defense-women1-3.jpg

790 ms

self-defense-women1-2.jpg

self-defense-women1-2.jpg

792 ms

self-defense-women.jpg

self-defense-women.jpg

791 ms

self-defense-women1.jpg

self-defense-women1.jpg

792 ms

1.jpg

1.jpg

793 ms

2.jpg

2.jpg

715 ms

3.jpg

3.jpg

733 ms

4.jpg

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731 ms

5.jpg

5.jpg

729 ms

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729 ms

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728 ms

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727 ms

9.jpg

9.jpg

789 ms

12.jpg

12.jpg

791 ms

13.jpg

13.jpg

788 ms

14.jpg

14.jpg

786 ms

15.jpg

15.jpg

788 ms

9oRONYodvDEyjuhOnC8zNg.ttf

9oRONYodvDEyjuhOnC8zNg.ttf

56 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

73 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

785 ms

iframe_api

iframe_api

101 ms

analytics.js

analytics.js

67 ms

scfp-icon.ttf

scfp-icon.ttf

923 ms

16.jpg

16.jpg

914 ms

18.jpg

18.jpg

903 ms

video-gallery-of-self-defense-training.gif

video-gallery-of-self-defense-training.gif

901 ms

collect

collect

19 ms

www-widgetapi.js

www-widgetapi.js

4 ms

5XqypY8yNbo

5XqypY8yNbo

126 ms

js

js

62 ms

alex.png

alex.png

845 ms

www-player.css

www-player.css

11 ms

www-embed-player.js

www-embed-player.js

44 ms

base.js

base.js

86 ms

ad_status.js

ad_status.js

206 ms

hkwQPN6l4_SNpHVtjw8vAhWItmV3wkCVMuKaKCsfQ0c.js

hkwQPN6l4_SNpHVtjw8vAhWItmV3wkCVMuKaKCsfQ0c.js

154 ms

embed.js

embed.js

64 ms

id

id

38 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

13 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

38 ms

Create

Create

178 ms

Accessibility Review

self-defensecombat.com accessibility score

90

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

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

Links do not have a discernible name

Best Practices

self-defensecombat.com best practices score

75

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

self-defensecombat.com SEO score

100

Search Engine Optimization Advices

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 Self-defensecombat.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 Self-defensecombat.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

self-defensecombat.com

Open Graph description is not detected on the main page of Self Defense Combat. 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: