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Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

b12leads.com

How to Clear Safari History on iPhone 15 Pro - b12leads.com

Page Load Speed

4.3 sec in total

First Response

530 ms

Resources Loaded

3.5 sec

Page Rendered

324 ms

About Website

Visit b12leads.com now to see the best up-to-date B 12 Leads content and also check out these interesting facts you probably never knew about b12leads.com

Clearing Safari history on your iPhone 15 Pro is a breeze. Open the Settings app, scroll down to Safari, tap on it, and then select "Clear History and Website

Visit b12leads.com

Key Findings

We analyzed B12leads.com page load time and found that the first response time was 530 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

b12leads.com performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

b12leads.com

530 ms

bootstrap.no-icons.min.css

433 ms

bootstrap-theme.min.css

398 ms

font-awesome.min.css

400 ms

jquery.pnotify.css

243 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 46% of them (13 requests) were addressed to the original B12leads.com, 21% (6 requests) were made to Youtube.com and 11% (3 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (996 ms) belongs to the original domain B12leads.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 381.6 kB (63%)

Content Size

604.4 kB

After Optimization

222.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of B12leads.com main page is 604.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 401.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 37.8 kB

  • Original 45.3 kB
  • After minification 36.7 kB
  • After compression 7.4 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. This page needs HTML code to be minified as it can gain 8.6 kB, which is 19% 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 37.8 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 3 B

  • Original 2.3 kB
  • After minification 2.3 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. B 12 Leads images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 25.3 kB

  • Original 155.9 kB
  • After minification 155.9 kB
  • After compression 130.6 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 25.3 kB or 16% of the original size.

CSS Optimization

-79%

Potential reduce by 318.5 kB

  • Original 401.0 kB
  • After minification 393.5 kB
  • After compression 82.4 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. B12leads.com needs all CSS files to be minified and compressed as it can save up to 318.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (75%)

Requests Now

24

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of B 12 Leads. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 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

b12leads.com accessibility score

81

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

Form elements do not have associated labels

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>).

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

b12leads.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

b12leads.com SEO score

91

Search Engine Optimization Advices

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 doesn't use 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 B12leads.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 B12leads.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 description is not detected on the main page of B 12 Leads. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: