Tools & Wizards About Us

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

prevnar13vax.com

Safety Info | IPD Information | PREVNAR 13® (Pneumococcal 13-valent Conjugate Vaccine [Diphtheria CRM197 Protein])

Page Load Speed

1.2 sec in total

First Response

251 ms

Resources Loaded

880 ms

Page Rendered

58 ms

About Website

Click here to check amazing PREVNAR 13 Vax content for United States. Otherwise, check out these important facts you probably never knew about prevnar13vax.com

Learn about IPD and how PREVNAR 13® (Pneumococcal 13-valent Conjugate Vaccine [Diphtheria CRM197 Protein]) may help protect your baby. See risks and benefits.

Visit prevnar13vax.com

Key Findings

We analyzed Prevnar13vax.com page load time and found that the first response time was 251 ms and then it took 938 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

prevnar13vax.com performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.107

88/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

prevnar13vax.com

251 ms

prevnar13vax.com

72 ms

baby.prevnar20.com

229 ms

styles.css

122 ms

media_194c897799c60d963d09edb051bf838a64aff9897.png

305 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 29% of them (2 requests) were addressed to the original Prevnar13vax.com, 71% (5 requests) were made to Baby.prevnar20.com. The less responsive or slowest element that took the longest time to load (305 ms) relates to the external source Baby.prevnar20.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.5 kB (4%)

Content Size

209.1 kB

After Optimization

200.6 kB

  • HTML
  • Images

In fact, the total size of Prevnar13vax.com main page is 209.1 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. Only 5% of websites need less resources to load. Images take 201.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 5.4 kB

  • Original 7.2 kB
  • After minification 6.2 kB
  • After compression 1.8 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 1.0 kB, which is 14% 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 5.4 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 3.1 kB

  • Original 201.9 kB
  • After minification 198.8 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. PREVNAR 13 Vax images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PREVNAR 13 Vax. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

prevnar13vax.com accessibility score

100

Accessibility Issues

Best Practices

prevnar13vax.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

prevnar13vax.com SEO score

93

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prevnar13vax.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Prevnar13vax.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph data is detected on the main page of PREVNAR 13 Vax. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: