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Report Summary

About Website

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

Check phone numbers against our people database, quicker and easier than using a phone book. See who owns the number with Instant Checkmate.

Visit callerfire.com

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

callerfire.com

135 ms

www.callerfire.com

42 ms

callerscoop.com

72 ms

www.callerscoop.com

136 ms

tracking.instantcheckmate.com

482 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Callerfire.com, 57% (24 requests) were made to Assets.phone.instantcheckmate.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (482 ms) relates to the external source Tracking.instantcheckmate.com.

Content Size

982.4 kB

After Optimization

839.3 kB

In fact, the total size of Callerfire.com main page is 982.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 773.3 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 14.2 kB

Original 19.5 kB
After minification 17.2 kB
After compression 5.3 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 2.2 kB, which is 11% 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 14.2 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 26.1 kB

Original 773.3 kB
After minification 747.2 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. Callerfire images are well optimized though.

JavaScript Optimization

-48%

Potential reduce by 73.5 kB

Original 153.9 kB
After minification 153.8 kB
After compression 80.4 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 73.5 kB or 48% of the original size.

CSS Optimization

-82%

Potential reduce by 29.3 kB

Original 35.7 kB
After minification 35.5 kB
After compression 6.4 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. Callerfire.com needs all CSS files to be minified and compressed as it can save up to 29.3 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Callerfire. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

Document doesn't have a <title> element

High

<frame> or <iframe> elements do not have a title

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Document doesn't have a <title> element

To appear in search results, crawlers need access to your app.

High

Page is blocked from indexing

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Callerfire.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Callerfire.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

callerfire.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)