Tools & Wizards About Us
immunology-vaccines.heraldmeetings.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

immunology-vaccines.heraldmeetings.com

Immunology | Vaccines | Herald Meetings | Conference | 2022

Page Load Speed

9.2 sec in total

First Response

498 ms

Resources Loaded

8.1 sec

Page Rendered

597 ms

immunology-vaccines.heraldmeetings.com screenshot

About Website

Welcome to immunology-vaccines.heraldmeetings.com homepage info - get ready to check Immunology Vaccines Herald Meetings best content for United States right away, or after learning these important things about immunology-vaccines.heraldmeetings.com

Herald meetings Organizing 3rd International Conference on Immunology and Vaccines is an online conference going to be held during April 29 and 30, 2022.

Visit immunology-vaccines.heraldmeetings.com

Key Findings

We analyzed Immunology-vaccines.heraldmeetings.com page load time and found that the first response time was 498 ms and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

immunology-vaccines.heraldmeetings.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,320 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.336

34/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

immunology-vaccines.heraldmeetings.com

498 ms

immunology-vaccines.heraldmeetings.com

1527 ms

bootstrap.min.css

710 ms

bootstrap.min.css

73 ms

owl.carousel.min.css

694 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 64% of them (66 requests) were addressed to the original Immunology-vaccines.heraldmeetings.com, 12% (12 requests) were made to Platform.twitter.com and 8% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Immunology-vaccines.heraldmeetings.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 354.7 kB (14%)

Content Size

2.6 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Immunology-vaccines.heraldmeetings.com main page is 2.6 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. 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. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 44.2 kB

  • Original 54.3 kB
  • After minification 48.0 kB
  • After compression 10.2 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. This page needs HTML code to be minified as it can gain 6.3 kB, which is 12% 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 44.2 kB or 81% of the original size.

Image Optimization

-14%

Potential reduce by 304.7 kB

  • Original 2.2 MB
  • After minification 1.9 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, Immunology Vaccines Herald Meetings needs image optimization as it can save up to 304.7 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

  • Original 334.0 kB
  • After minification 334.0 kB
  • After compression 331.5 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.

CSS Optimization

-5%

Potential reduce by 3.2 kB

  • Original 62.7 kB
  • After minification 62.7 kB
  • After compression 59.5 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. Immunology-vaccines.heraldmeetings.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 45 (51%)

Requests Now

89

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Immunology Vaccines Herald Meetings. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

immunology-vaccines.heraldmeetings.com

immunology-vaccines.heraldmeetings.com

498 ms

immunology-vaccines.heraldmeetings.com

immunology-vaccines.heraldmeetings.com

1527 ms

bootstrap.min.css

bootstrap.min.css

710 ms

bootstrap.min.css

bootstrap.min.css

73 ms

owl.carousel.min.css

owl.carousel.min.css

694 ms

animate.min.css

animate.min.css

697 ms

magnific-popup.css

magnific-popup.css

708 ms

fontawesome-all.min.css

fontawesome-all.min.css

720 ms

all.css

all.css

205 ms

meanmenu.css

meanmenu.css

734 ms

slick.css

slick.css

924 ms

default.css

default.css

929 ms

style.css

style.css

946 ms

responsive.css

responsive.css

945 ms

js

js

110 ms

widgets.js

widgets.js

159 ms

widgets.js

widgets.js

183 ms

getSeal

getSeal

284 ms

jquery.min.js

jquery.min.js

76 ms

bootstrap.min.js

bootstrap.min.js

77 ms

bootstrapValidator.js

bootstrapValidator.js

78 ms

api.js

api.js

84 ms

jquery-2.1.4.js

jquery-2.1.4.js

980 ms

bootstrap.min.js

bootstrap.min.js

977 ms

jQuery.style.switcher.min.js

jQuery.style.switcher.min.js

1277 ms

owl.carousel.min.js

owl.carousel.min.js

1194 ms

jquery-ui.js

jquery-ui.js

1381 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

1318 ms

wow.js

wow.js

1383 ms

validation.js

validation.js

1384 ms

bootstrap-select.min.js

bootstrap-select.min.js

1436 ms

SmoothScroll.js

SmoothScroll.js

1537 ms

jquery.polyglot.language.switcher.js

jquery.polyglot.language.switcher.js

1622 ms

jquery.canvasjs.min.js

jquery.canvasjs.min.js

1643 ms

charts-script.js

charts-script.js

1656 ms

script.js

script.js

1665 ms

modernizr-3.5.0.min.js

modernizr-3.5.0.min.js

1668 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

1772 ms

jquery.countdown.min.js

jquery.countdown.min.js

1857 ms

jquery.meanmenu.min.js

jquery.meanmenu.min.js

1877 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

1900 ms

jquery.counterup.min.js

jquery.counterup.min.js

1905 ms

waypoints.min.js

waypoints.min.js

1899 ms

slick.min.js

slick.min.js

2004 ms

ajax-form.js

ajax-form.js

2091 ms

wow.min.js

wow.min.js

2112 ms

jquery.scrollUp.min.js

jquery.scrollUp.min.js

2131 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

2145 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

1455 ms

plugins.js

plugins.js

1544 ms

main.js

main.js

1628 ms

css

css

49 ms

home_background.jpg

home_background.jpg

4341 ms

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1309 ms

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1315 ms

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4985 ms

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1403 ms

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bg9.jpg

2205 ms

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2226 ms

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1550 ms

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1634 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

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63 ms

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122 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

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162 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

150 ms

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TK3_WkUHHAIjg75cFRf3bXL8LICs1xZosUZiYA.ttf

162 ms

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161 ms

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160 ms

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TK3_WkUHHAIjg75cFRf3bXL8LICs1_FvsUZiYA.ttf

160 ms

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62 ms

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184 ms

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58 ms

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1697 ms

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175 ms

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siteseal_gd_3_h_l_m.gif

172 ms

recaptcha__en.js

recaptcha__en.js

69 ms

fa-solid-900.woff

fa-solid-900.woff

1685 ms

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1781 ms

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1814 ms

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2016 ms

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2043 ms

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2069 ms

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1986 ms

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2014 ms

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2048 ms

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74 ms

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96 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

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26 ms

HeraldMeetings

HeraldMeetings

64 ms

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25 ms

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100 ms

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88 ms

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89 ms

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90 ms

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91 ms

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98 ms

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879 ms

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817 ms

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715 ms

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309 ms

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294 ms

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271 ms

Accessibility Review

immunology-vaccines.heraldmeetings.com accessibility score

65

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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>).

Best Practices

immunology-vaccines.heraldmeetings.com best practices score

50

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

immunology-vaccines.heraldmeetings.com SEO score

84

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    ZX

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Immunology-vaccines.heraldmeetings.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Immunology-vaccines.heraldmeetings.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

immunology-vaccines.heraldmeetings.com

Open Graph description is not detected on the main page of Immunology Vaccines Herald Meetings. 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: