Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

kdvr.com

Denver news, weather, sports | FOX31 KDVR & Channel 2 KWGN

Page Load Speed

3.2 sec in total

First Response

37 ms

Resources Loaded

2.5 sec

Page Rendered

639 ms

About Website

Welcome to kdvr.com homepage info - get ready to check KDVR best content for United States right away, or after learning these important things about kdvr.com

Denver, Colorado news, weather, traffic and sports. FOX31 KDVR & Colorado's Own Channel 2 KWGN covers Aurora, Lakewood, Thorton, Arvada and more.

Visit kdvr.com

Key Findings

We analyzed Kdvr.com page load time and found that the first response time was 37 ms and then it took 3.1 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

kdvr.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value48.5 s

0/100

25%

SI (Speed Index)

Value33.8 s

0/100

10%

TBT (Total Blocking Time)

Value13,550 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value64.0 s

0/100

10%

Network Requests Diagram

kdvr.com

37 ms

amzn_ads.js

24 ms

ooya9.js

155 ms

266 ms

207 ms

Our browser made a total of 263 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Kdvr.com, 19% (51 requests) were made to Stats.aws.rubiconproject.com and 12% (32 requests) were made to Localtvkdvr.files.wordpress.com. The less responsive or slowest element that took the longest time to load (578 ms) relates to the external source S1.wp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (55%)

Content Size

4.1 MB

After Optimization

1.9 MB

In fact, the total size of Kdvr.com main page is 4.1 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. Only a small number of websites need less resources to load. Javascripts take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 329.9 kB

  • Original 378.6 kB
  • After minification 377.1 kB
  • After compression 48.7 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. 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 329.9 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 89.2 kB

  • Original 1.2 MB
  • After minification 1.1 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. KDVR images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 1.7 MB

  • Original 2.4 MB
  • After minification 2.2 MB
  • After compression 694.5 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 1.7 MB or 71% of the original size.

CSS Optimization

-78%

Potential reduce by 151.9 kB

  • Original 195.5 kB
  • After minification 182.5 kB
  • After compression 43.6 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. Kdvr.com needs all CSS files to be minified and compressed as it can save up to 151.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 185 (76%)

Requests Now

243

After Optimization

58

The browser has sent 243 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KDVR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 81 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kdvr.com accessibility score

76

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-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

kdvr.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

Missing source maps for large first-party JavaScript

SEO Factors

kdvr.com SEO score

83

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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kdvr.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 Kdvr.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 KDVR. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: