Tools & Wizards About Us
cpr1st.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

cpr1st.com

CPR | AED | First Aid Training | San Antonio, TX | CPR 1st

Page Load Speed

956 ms in total

First Response

47 ms

Resources Loaded

614 ms

Page Rendered

295 ms

cpr1st.com screenshot

About Website

Welcome to cpr1st.com homepage info - get ready to check CPR 1st best content right away, or after learning these important things about cpr1st.com

CPR 1st offers CPR, AED, and first aid training classes taught by medical professionals in San Antonio, Texas. To learn more, call us at (210) 698-5171.

Visit cpr1st.com

Key Findings

We analyzed Cpr1st.com page load time and found that the first response time was 47 ms and then it took 909 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

cpr1st.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

cpr1st.com

47 ms

www.cpr1st.com

67 ms

GettyImages-930564722-58dd9e79-1920w.jpg

510 ms

jquery.min.js

25 ms

d-js-one-runtime-unified-desktop.min.js

39 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 20% of them (2 requests) were addressed to the original Cpr1st.com, 30% (3 requests) were made to Lirp.cdn-website.com and 20% (2 requests) were made to Static.cdn-website.com. The less responsive or slowest element that took the longest time to load (510 ms) relates to the external source Lirp.cdn-website.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 857.2 kB (27%)

Content Size

3.2 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cpr1st.com main page is 3.2 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. 35% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-54%

Potential reduce by 73.2 kB

  • Original 134.8 kB
  • After minification 131.2 kB
  • After compression 61.6 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. 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 73.2 kB or 54% of the original size.

Image Optimization

-26%

Potential reduce by 764.6 kB

  • Original 2.9 MB
  • After minification 2.1 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. Obviously, CPR 1st needs image optimization as it can save up to 764.6 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-10%

Potential reduce by 19.3 kB

  • Original 185.8 kB
  • After minification 185.8 kB
  • After compression 166.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 3 (38%)

Requests Now

8

After Optimization

5

  • Images
  • JavaScript

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CPR 1st. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cpr1st.com

cpr1st.com

47 ms

www.cpr1st.com

www.cpr1st.com

67 ms

GettyImages-930564722-58dd9e79-1920w.jpg

GettyImages-930564722-58dd9e79-1920w.jpg

510 ms

jquery.min.js

jquery.min.js

25 ms

d-js-one-runtime-unified-desktop.min.js

d-js-one-runtime-unified-desktop.min.js

39 ms

dxmscript.min.js

dxmscript.min.js

230 ms

image-from-rawpixel-id-1319-jpeg-558w.jpg

image-from-rawpixel-id-1319-jpeg-558w.jpg

85 ms

image-from-rawpixel-id-107092-jpeg-558w.jpg

image-from-rawpixel-id-107092-jpeg-558w.jpg

147 ms

sp-2.0.0-dm-0.1.min.js

sp-2.0.0-dm-0.1.min.js

45 ms

i

i

35 ms

Accessibility Review

cpr1st.com accessibility score

88

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

cpr1st.com best practices score

83

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

SEO Factors

cpr1st.com SEO score

86

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

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 Cpr1st.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 Cpr1st.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

cpr1st.com

Open Graph data is detected on the main page of CPR 1st. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: