Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

serranissan.com

Nissan Dealer in Birmingham, AL | Used Cars Birmingham | Serra Nissan

Page Load Speed

1.2 sec in total

First Response

38 ms

Resources Loaded

945 ms

Page Rendered

262 ms

About Website

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

Serra Nissan is your source for new Nissans and used cars in Birmingham, AL. Browse our full inventory online and then come down for a test drive.

Visit serranissan.com

Key Findings

We analyzed Serranissan.com page load time and found that the first response time was 38 ms and then it took 1.2 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

serranissan.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value27.0 s

0/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value4,550 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.105

88/100

15%

TTI (Time to Interactive)

Value27.3 s

0/100

10%

Network Requests Diagram

www.serranissan.com

38 ms

dotagging.js

58 ms

dealerOnTrack.min.js

12 ms

launch-40ec421876b8.min.js

248 ms

ga.js

74 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 65% of them (60 requests) were addressed to the original Serranissan.com, 3% (3 requests) were made to Google-analytics.com and 3% (3 requests) were made to Dpm.demdex.net. The less responsive or slowest element that took the longest time to load (653 ms) belongs to the original domain Serranissan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 744.3 kB (13%)

Content Size

5.5 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Serranissan.com main page is 5.5 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 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 391.8 kB

  • Original 460.7 kB
  • After minification 459.6 kB
  • After compression 68.9 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 391.8 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 14.9 kB

  • Original 4.3 MB
  • After minification 4.3 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. Serra Nissan images are well optimized though.

JavaScript Optimization

-46%

Potential reduce by 337.5 kB

  • Original 726.8 kB
  • After minification 726.8 kB
  • After compression 389.3 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 337.5 kB or 46% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (49%)

Requests Now

87

After Optimization

44

  • AJAX
  • Images
  • JavaScript

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serra Nissan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

serranissan.com accessibility score

87

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not have valid values

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

serranissan.com best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

serranissan.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

Links are not crawlable

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 Serranissan.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 Serranissan.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

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