Tools & Wizards About Us
cotherair.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

cotherair.com

Cother, Inc. Air Conditioning & Heating | Houston, Texas

Page Load Speed

108 ms in total

First Response

17 ms

Resources Loaded

24 ms

Page Rendered

67 ms

cotherair.com screenshot

About Website

Welcome to cotherair.com homepage info - get ready to check Cother Air best content right away, or after learning these important things about cotherair.com

Cother, Inc. has been providing AC and heating expert services to Houston, Pasadena, Clear Lake, and the surrounding areas since 1982 with fair prices.

Visit cotherair.com

Key Findings

We analyzed Cotherair.com page load time and found that the first response time was 17 ms and then it took 91 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

cotherair.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

cotherair.com

17 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Cotherair.com and no external sources were called. The less responsive or slowest element that took the longest time to load (17 ms) belongs to the original domain Cotherair.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 55.6 kB (7%)

Content Size

811.0 kB

After Optimization

755.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cotherair.com main page is 811.0 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 576.0 kB which makes up the majority of the site volume.

HTML Optimization

-9%

Potential reduce by 9 B

  • Original 97 B
  • After minification 96 B
  • After compression 88 B

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. This web page is already compressed.

Image Optimization

-0%

Potential reduce by 819 B

  • Original 576.0 kB
  • After minification 575.2 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. Cother Air images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 37.9 kB

  • Original 134.1 kB
  • After minification 134.1 kB
  • After compression 96.3 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 37.9 kB or 28% of the original size.

CSS Optimization

-17%

Potential reduce by 16.9 kB

  • Original 100.8 kB
  • After minification 100.5 kB
  • After compression 83.9 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. Cotherair.com needs all CSS files to be minified and compressed as it can save up to 16.9 kB or 17% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

cotherair.com

cotherair.com

17 ms

Accessibility Review

cotherair.com accessibility score

80

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

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

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

cotherair.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

cotherair.com SEO score

99

Search Engine Optimization Advices

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 Cotherair.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 Cotherair.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

cotherair.com

Open Graph description is not detected on the main page of Cother Air. 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: