Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

calltracker.io

Call Tracking Software Marketing Tracking Phone Numbers | Call Tracker

Page Load Speed

1.3 sec in total

First Response

27 ms

Resources Loaded

769 ms

Page Rendered

505 ms

calltracker.io screenshot

About Website

Visit calltracker.io now to see the best up-to-date Call Tracker content and also check out these interesting facts you probably never knew about calltracker.io

Budget-friendly call tracking software to optimize marketing ROI. Make data driven decisions with call analytics metrics. White-label call tracking for agencies.

Visit calltracker.io

Key Findings

We analyzed Calltracker.io page load time and found that the first response time was 27 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

calltracker.io performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.161

73/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

calltracker.io

27 ms

calltracker.io

65 ms

style.css

252 ms

icon

49 ms

emoji.min.css

42 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 67% of them (20 requests) were addressed to the original Calltracker.io, 17% (5 requests) were made to Fonts.gstatic.com and 7% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (506 ms) belongs to the original domain Calltracker.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 187.1 kB (19%)

Content Size

973.1 kB

After Optimization

785.9 kB

In fact, the total size of Calltracker.io main page is 973.1 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. 55% of websites need less resources to load. Images take 942.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 20.8 kB

  • Original 27.0 kB
  • After minification 25.4 kB
  • After compression 6.2 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 20.8 kB or 77% of the original size.

Image Optimization

-18%

Potential reduce by 166.4 kB

  • Original 942.2 kB
  • After minification 775.8 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. Obviously, Call Tracker needs image optimization as it can save up to 166.4 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 3.9 kB
  • After minification 3.9 kB
  • After compression 3.9 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 (14%)

Requests Now

22

After Optimization

19

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Call Tracker. 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 CSS and as a result speed up the page load time.

Accessibility Review

calltracker.io accessibility score

90

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.

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

Image elements do not have [alt] attributes

Best Practices

calltracker.io best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

calltracker.io SEO score

84

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

    EN

  • Encoding

    UTF-8

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