Tools & Wizards About Us
xm411.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

xm411.com

XMFanStore.com - Authorized XM Satellite Radio Dealer

Page Load Speed

769 ms in total

First Response

71 ms

Resources Loaded

516 ms

Page Rendered

182 ms

xm411.com screenshot

About Website

Click here to check amazing XM 411 content. Otherwise, check out these important facts you probably never knew about xm411.com

Authorized Dealer of XM Satellite Radios, accessories, replacement parts, mounts, antennas, and more. XM Radio for your vehicle, home, or on the go.

Visit xm411.com

Key Findings

We analyzed Xm411.com page load time and found that the first response time was 71 ms and then it took 698 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

xm411.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.146

77/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

store.xmfanstore.com

71 ms

css.css

51 ms

jscripts.js

57 ms

ship.gif

124 ms

xmfanstore.gif

152 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Xm411.com, 23% (9 requests) were made to Ep.yimg.com and 15% (6 requests) were made to P2.hostingprod.com. The less responsive or slowest element that took the longest time to load (205 ms) relates to the external source Xmfanstore.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 61.1 kB (45%)

Content Size

136.6 kB

After Optimization

75.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xm411.com main page is 136.6 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. 20% of websites need less resources to load. Images take 88.6 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 24.5 kB

  • Original 29.3 kB
  • After minification 25.4 kB
  • After compression 4.7 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 3.9 kB, which is 13% 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 24.5 kB or 84% of the original size.

Image Optimization

-25%

Potential reduce by 21.8 kB

  • Original 88.6 kB
  • After minification 66.8 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. Obviously, XM 411 needs image optimization as it can save up to 21.8 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 6.0 kB

  • Original 8.4 kB
  • After minification 7.0 kB
  • After compression 2.5 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 6.0 kB or 71% of the original size.

CSS Optimization

-86%

Potential reduce by 8.8 kB

  • Original 10.3 kB
  • After minification 8.6 kB
  • After compression 1.5 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. Xm411.com needs all CSS files to be minified and compressed as it can save up to 8.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (19%)

Requests Now

37

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of XM 411. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

store.xmfanstore.com

store.xmfanstore.com

71 ms

css.css

css.css

51 ms

jscripts.js

jscripts.js

57 ms

ship.gif

ship.gif

124 ms

xmfanstore.gif

xmfanstore.gif

152 ms

yhst-67720110273938_2269_1427710

yhst-67720110273938_2269_1427710

22 ms

trans_1x1.gif

trans_1x1.gif

39 ms

yhst-67720110273938_2269_1433740

yhst-67720110273938_2269_1433740

20 ms

yhst-67720110273938_2272_2402

yhst-67720110273938_2272_2402

28 ms

trans_1x1.gif

trans_1x1.gif

21 ms

factory-radio-installations-1.gif

factory-radio-installations-1.gif

29 ms

siriusxm-commander-touch-vehicle-tuner-sxvct1-44.jpg

siriusxm-commander-touch-vehicle-tuner-sxvct1-44.jpg

28 ms

siriusxm-onyx-plus-receiver-with-powerconnect-vehicle-kit-sxpl1v1-13.jpg

siriusxm-onyx-plus-receiver-with-powerconnect-vehicle-kit-sxpl1v1-13.jpg

20 ms

siriusxm-portable-speaker-dock-with-xm-onyx-radio-bundle-54.jpg

siriusxm-portable-speaker-dock-with-xm-onyx-radio-bundle-54.jpg

42 ms

yhst-67720110273938_2271_0

yhst-67720110273938_2271_0

29 ms

h2.gif

h2.gif

119 ms

h3.jpg

h3.jpg

139 ms

h5.jpg

h5.jpg

120 ms

h6.jpg

h6.jpg

123 ms

navbar-bg.jpg

navbar-bg.jpg

130 ms

btn_search.gif

btn_search.gif

140 ms

spacer.gif

spacer.gif

141 ms

shipping.gif

shipping.gif

150 ms

xmonyxplus.gif

xmonyxplus.gif

182 ms

replacementpartsbanner.gif

replacementpartsbanner.gif

179 ms

3.jpg

3.jpg

158 ms

4.jpg

4.jpg

179 ms

5.jpg

5.jpg

176 ms

6.jpg

6.jpg

179 ms

mlb.gif

mlb.gif

184 ms

siriusbutton.gif

siriusbutton.gif

205 ms

ecomby_128bit2.gif

ecomby_128bit2.gif

184 ms

sidebar-bg.jpg

sidebar-bg.jpg

73 ms

navspec_bg.jpg

navspec_bg.jpg

38 ms

dot_arrow.gif

dot_arrow.gif

45 ms

currdeals.jpg

currdeals.jpg

55 ms

safe-standard.js

safe-standard.js

50 ms

offline-307294978.gif

offline-307294978.gif

4 ms

ryanmorris

ryanmorris

32 ms

Accessibility Review

xm411.com accessibility score

83

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

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

High

Links do not have a discernible name

Best Practices

xm411.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

xm411.com SEO score

80

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xm411.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 Xm411.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

xm411.com

Open Graph description is not detected on the main page of XM 411. 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: