Tools & Wizards About Us
magcoupler.com screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

magcoupler.com

RJK Ventures LLC - Mag|coupler™ - AR15, AK47 & AR10 Magazine Couplers

Page Load Speed

1.3 sec in total

First Response

22 ms

Resources Loaded

1.2 sec

Page Rendered

138 ms

magcoupler.com screenshot

About Website

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

MAG|Couplers™ are a patented Firearm magazine coupler connecting device allowing multiple magazines to become a locked unit to aid in firearms training - AR15, AK, AKM, AK47, AR10, AR 15, AR 10

Visit magcoupler.com

Key Findings

We analyzed Magcoupler.com page load time and found that the first response time was 22 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

magcoupler.com performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value5.6 s

52/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value7.6 s

47/100

10%

Network Requests Diagram

www.magcoupler.com

22 ms

site.css

13 ms

duel.js

12 ms

js

72 ms

jq.js

41 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original Magcoupler.com, 46% (12 requests) were made to Nebula.wsimg.com and 42% (11 requests) were made to Img1.wsimg.com. The less responsive or slowest element that took the longest time to load (502 ms) relates to the external source Nebula.wsimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.3 kB (6%)

Content Size

2.4 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Magcoupler.com main page is 2.4 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. 40% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 43.8 kB

  • Original 52.6 kB
  • After minification 52.6 kB
  • After compression 8.8 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 43.8 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 4.5 kB

  • Original 2.2 MB
  • After minification 2.2 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. Mag Coupler images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 87.9 kB

  • Original 163.9 kB
  • After minification 163.8 kB
  • After compression 76.0 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 87.9 kB or 54% of the original size.

CSS Optimization

-0%

Potential reduce by 32 B

  • Original 6.5 kB
  • After minification 6.5 kB
  • After compression 6.4 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. Magcoupler.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (44%)

Requests Now

25

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mag Coupler. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.magcoupler.com

www.magcoupler.com

22 ms

site.css

site.css

13 ms

duel.js

duel.js

12 ms

js

js

72 ms

jq.js

jq.js

41 ms

media.gallery.js

media.gallery.js

49 ms

6c4c232dee9dd0e7da28fc63cc7eb4e8

6c4c232dee9dd0e7da28fc63cc7eb4e8

252 ms

subNavigation.js

subNavigation.js

36 ms

cookiemanager.js

cookiemanager.js

36 ms

iebackground.js

iebackground.js

46 ms

d1ef2631f28bfe4596f4d6de32c2d19a

d1ef2631f28bfe4596f4d6de32c2d19a

306 ms

dd64e0b96dd7e33eed1284cf4e7c8af9

dd64e0b96dd7e33eed1284cf4e7c8af9

245 ms

5ebdf7dbb32bbbefc85a6bc1fbe642f3

5ebdf7dbb32bbbefc85a6bc1fbe642f3

330 ms

fa6205ea85b9f1e6c311a888604ca565

fa6205ea85b9f1e6c311a888604ca565

200 ms

ca421ce4a462caca61df55dacf9c3623

ca421ce4a462caca61df55dacf9c3623

398 ms

64e3de046ae83c489ab347ef9753dce8

64e3de046ae83c489ab347ef9753dce8

381 ms

scc-c2.min.js

scc-c2.min.js

45 ms

util.window.js

util.window.js

15 ms

util.instances.js

util.instances.js

13 ms

util.model.js

util.model.js

13 ms

documentHelper.js

documentHelper.js

13 ms

352055700341273c0a7ab049deb35f3c

352055700341273c0a7ab049deb35f3c

502 ms

4e32b9023b87045589c3b74c595c453e

4e32b9023b87045589c3b74c595c453e

178 ms

d504b4830e956aa5f7cfa12944690dee

d504b4830e956aa5f7cfa12944690dee

447 ms

f5406e7950a081c3ea7765f0d8592de1

f5406e7950a081c3ea7765f0d8592de1

348 ms

c300fe7913ad7cb8c426735cb2b4bfb5

c300fe7913ad7cb8c426735cb2b4bfb5

426 ms

Accessibility Review

magcoupler.com accessibility score

65

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

magcoupler.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

magcoupler.com SEO score

69

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Magcoupler.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 Magcoupler.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

magcoupler.com

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