Tools & Wizards About Us

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

coastalone.com

Waterproofing & Restoration - Specialty Building Materials | Coastal Construction Products

Page Load Speed

1.8 sec in total

First Response

12 ms

Resources Loaded

978 ms

Page Rendered

805 ms

About Website

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

Trusted experts for waterproofing materials, concrete repair, moisture mitigation, sealants, fire protection and specialty construction supplies.

Visit coastalone.com

Key Findings

We analyzed Coastalone.com page load time and found that the first response time was 12 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

coastalone.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value3,340 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

Network Requests Diagram

coastalone.com

12 ms

www.coastalone.com

214 ms

custom.js

66 ms

all.min.css

44 ms

css2

49 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 6% of them (5 requests) were addressed to the original Coastalone.com, 69% (57 requests) were made to Cdn-tp3.mozu.com and 7% (6 requests) were made to Static.olark.com. The less responsive or slowest element that took the longest time to load (401 ms) relates to the external source Cdn-tp3.mozu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 419.2 kB (20%)

Content Size

2.1 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coastalone.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. Only a small number of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 173.5 kB

  • Original 190.5 kB
  • After minification 108.9 kB
  • After compression 16.9 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. This page needs HTML code to be minified as it can gain 81.6 kB, which is 43% 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 173.5 kB or 91% of the original size.

Image Optimization

-5%

Potential reduce by 64.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. Coastal One images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 181.1 kB

  • Original 587.1 kB
  • After minification 586.6 kB
  • After compression 406.1 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 181.1 kB or 31% of the original size.

CSS Optimization

-0%

Potential reduce by 420 B

  • Original 94.9 kB
  • After minification 94.9 kB
  • After compression 94.5 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. Coastalone.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 49 (65%)

Requests Now

75

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coastal One. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

coastalone.com accessibility score

92

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

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

coastalone.com best practices score

42

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

coastalone.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 Coastalone.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 Coastalone.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 Coastal One. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: