Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

calncall.com

CalnCall. Your VoIP SIP Trunk Provider for Singapore.

Page Load Speed

13 sec in total

First Response

281 ms

Resources Loaded

12.2 sec

Page Rendered

475 ms

About Website

Visit calncall.com now to see the best up-to-date Caln Call content for Singapore and also check out these interesting facts you probably never knew about calncall.com

CalnCall offers VoIP and SIP Trunk services throughout Singapore. From hosted PBXs, DIDs, SIP Trunks and more. Your one-stop VoIP provider.

Visit calncall.com

Key Findings

We analyzed Calncall.com page load time and found that the first response time was 281 ms and then it took 12.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

calncall.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value19.1 s

0/100

10%

TBT (Total Blocking Time)

Value1,970 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

calncall.com

281 ms

www.calncall.com

7571 ms

autoptimize_e9e6bc3b81cc7310a3a710d5baf3e2fd.css

1614 ms

css

51 ms

css

70 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 58% of them (42 requests) were addressed to the original Calncall.com, 16% (12 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (7.6 sec) belongs to the original domain Calncall.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 477.6 kB (25%)

Content Size

1.9 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Calncall.com main page is 1.9 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. 50% of websites need less resources to load. Javascripts take 949.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 72.7 kB

  • Original 91.2 kB
  • After minification 91.1 kB
  • After compression 18.4 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 72.7 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 2.0 kB

  • Original 463.6 kB
  • After minification 461.6 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. Caln Call images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.2 kB

  • Original 949.1 kB
  • After minification 949.1 kB
  • After compression 947.9 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.

CSS Optimization

-97%

Potential reduce by 401.6 kB

  • Original 412.6 kB
  • After minification 11.3 kB
  • After compression 11.0 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. Calncall.com needs all CSS files to be minified and compressed as it can save up to 401.6 kB or 97% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (48%)

Requests Now

54

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Caln Call. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

calncall.com accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

calncall.com best practices score

83

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

calncall.com SEO score

85

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

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

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 Calncall.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 Calncall.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 Caln Call. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: