Tools & Wizards About Us
sierraautocenter.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 65

    SEO

    Google-friendlier than
    25% of websites

sierraautocenter.com

Sierra Auto Center Fresno CA | New & Used Cars Trucks Sales

Page Load Speed

3.2 sec in total

First Response

159 ms

Resources Loaded

2 sec

Page Rendered

1 sec

sierraautocenter.com screenshot

About Website

Welcome to sierraautocenter.com homepage info - get ready to check Sierra Auto Center best content right away, or after learning these important things about sierraautocenter.com

Visit sierraautocenter.com

Key Findings

We analyzed Sierraautocenter.com page load time and found that the first response time was 159 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

sierraautocenter.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value21.4 s

0/100

25%

SI (Speed Index)

Value13.6 s

2/100

10%

TBT (Total Blocking Time)

Value2,050 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.114

86/100

15%

TTI (Time to Interactive)

Value25.9 s

0/100

10%

Network Requests Diagram

sierraautocenter.com

159 ms

www.sierraautocenter.com

137 ms

www.sierraautocenter.com

386 ms

menu_20.css

130 ms

Obsidian.css

197 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 46% of them (32 requests) were addressed to the original Sierraautocenter.com, 16% (11 requests) were made to Asncars.com and 7% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (931 ms) relates to the external source Asncars.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 361.9 kB (17%)

Content Size

2.1 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sierraautocenter.com main page is 2.1 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 60.7 kB

  • Original 90.3 kB
  • After minification 77.7 kB
  • After compression 29.6 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 12.6 kB, which is 14% 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 60.7 kB or 67% of the original size.

Image Optimization

-6%

Potential reduce by 74.8 kB

  • Original 1.3 MB
  • After minification 1.3 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. Sierra Auto Center images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 224.7 kB

  • Original 582.3 kB
  • After minification 582.3 kB
  • After compression 357.7 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 224.7 kB or 39% of the original size.

CSS Optimization

-2%

Potential reduce by 1.8 kB

  • Original 103.4 kB
  • After minification 103.4 kB
  • After compression 101.6 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. Sierraautocenter.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (51%)

Requests Now

63

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sierra Auto Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sierraautocenter.com

sierraautocenter.com

159 ms

www.sierraautocenter.com

www.sierraautocenter.com

137 ms

www.sierraautocenter.com

www.sierraautocenter.com

386 ms

menu_20.css

menu_20.css

130 ms

Obsidian.css

Obsidian.css

197 ms

Obsidian_6.css

Obsidian_6.css

262 ms

css

css

43 ms

bootstrap.min.css

bootstrap.min.css

51 ms

animate.css

animate.css

276 ms

fontawesome_allv6.5.1.min.css

fontawesome_allv6.5.1.min.css

340 ms

fontawesomev4-shims.min.css

fontawesomev4-shims.min.css

277 ms

fontawesomev4-font-face.min.css

fontawesomev4-font-face.min.css

278 ms

template_pages.css

template_pages.css

279 ms

jquery.min.js

jquery.min.js

36 ms

tether.min.js

tether.min.js

48 ms

bootstrap.min.js

bootstrap.min.js

63 ms

site.js

site.js

323 ms

maskedinput.js

maskedinput.js

337 ms

js

js

70 ms

bantext.jquery.js

bantext.jquery.js

332 ms

nivo-slider.css

nivo-slider.css

333 ms

jquery.nivo.min.js

jquery.nivo.min.js

332 ms

lightslider.css

lightslider.css

332 ms

lightslider.js

lightslider.js

365 ms

element.js

element.js

42 ms

ai.js

ai.js

364 ms

loader.js

loader.js

50 ms

113.png

113.png

672 ms

ImageRotator_113_637323039636503370.jpg

ImageRotator_113_637323039636503370.jpg

75 ms

ApplyNow.png

ApplyNow.png

75 ms

Facebook1.png

Facebook1.png

75 ms

YouTube1.png

YouTube1.png

75 ms

Instagram.png

Instagram.png

146 ms

ASNBadge.png

ASNBadge.png

146 ms

sl_113_638273559453766650.png

sl_113_638273559453766650.png

211 ms

L_Carpic_D-526_S-10584_1.jpg

L_Carpic_D-526_S-10584_1.jpg

782 ms

L_Carpic_D-526_S-10394_1.jpg

L_Carpic_D-526_S-10394_1.jpg

798 ms

L_Carpic_D-526_S-10414_1.jpg

L_Carpic_D-526_S-10414_1.jpg

798 ms

L_Carpic_D-526_S-10618_1.jpg

L_Carpic_D-526_S-10618_1.jpg

798 ms

L_Carpic_D-526_S-10646_1.jpg

L_Carpic_D-526_S-10646_1.jpg

797 ms

L_Carpic_D-526_S-10642_1.jpg

L_Carpic_D-526_S-10642_1.jpg

880 ms

L_Carpic_D-526_S-10528_1.jpg

L_Carpic_D-526_S-10528_1.jpg

910 ms

L_Carpic_D-526_S-10638_1.jpg

L_Carpic_D-526_S-10638_1.jpg

926 ms

L_Carpic_D-526_S-10606_1.jpg

L_Carpic_D-526_S-10606_1.jpg

930 ms

L_Carpic_D-526_S-10546_1.jpg

L_Carpic_D-526_S-10546_1.jpg

931 ms

fbevents.js

fbevents.js

56 ms

t.js

t.js

55 ms

partnermetrics.js

partnermetrics.js

43 ms

gridtile.png

gridtile.png

98 ms

fa-brands-400.ttf

fa-brands-400.ttf

97 ms

m8VdDZuKKqA

m8VdDZuKKqA

161 ms

loading.gif

loading.gif

88 ms

recordMetricsData.action

recordMetricsData.action

142 ms

tp2

tp2

30 ms

ImageRotator_113_638215642512685522.jpg

ImageRotator_113_638215642512685522.jpg

391 ms

arrows.png

arrows.png

68 ms

bullets.png

bullets.png

69 ms

www-player.css

www-player.css

9 ms

www-embed-player.js

www-embed-player.js

34 ms

base.js

base.js

79 ms

conversion_async.js

conversion_async.js

384 ms

ad_status.js

ad_status.js

206 ms

XRk6eFbYaDme_I9SSIFgFZ9I1nSvAmlSIHv6h58Lfu0.js

XRk6eFbYaDme_I9SSIFgFZ9I1nSvAmlSIHv6h58Lfu0.js

151 ms

embed.js

embed.js

62 ms

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

80 ms

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

82 ms

Create

Create

117 ms

id

id

11 ms

GenerateIT

GenerateIT

15 ms

controls.png

controls.png

66 ms

Accessibility Review

sierraautocenter.com accessibility score

55

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

[id] attributes on active, focusable elements are not unique

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sierraautocenter.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sierraautocenter.com SEO score

65

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

High

robots.txt is not valid

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

    EN

  • Encoding

    UTF-8

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

sierraautocenter.com

Open Graph description is not detected on the main page of Sierra Auto Center. 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: