1.5 sec in total
308 ms
1 sec
163 ms
Welcome to prevnar13.com homepage info - get ready to check PREVNAR 13 best content for United States right away, or after learning these important things about prevnar13.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 prevnar13.comWe analyzed Prevnar13.com page load time and found that the first response time was 308 ms and then it took 1.2 sec 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.
prevnar13.com performance score
name
value
score
weighting
Value6.6 s
2/100
10%
Value30.4 s
0/100
25%
Value8.7 s
16/100
10%
Value3,600 ms
1/100
30%
Value0.188
65/100
15%
Value18.7 s
3/100
10%
308 ms
146 ms
162 ms
172 ms
167 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 94% of them (29 requests) were addressed to the original Prevnar13.com, 3% (1 request) were made to Fonts.googleapis.com and 3% (1 request) were made to Pfizer.122.2o7.net. The less responsive or slowest element that took the longest time to load (399 ms) belongs to the original domain Prevnar13.com.
Page size can be reduced by 459.0 kB (68%)
679.4 kB
220.4 kB
In fact, the total size of Prevnar13.com main page is 679.4 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. 35% of websites need less resources to load. Javascripts take 381.3 kB which makes up the majority of the site volume.
Potential reduce by 53.4 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 53.4 kB or 67% of the original size.
Potential reduce by 21.2 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, PREVNAR 13 needs image optimization as it can save up to 21.2 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 299.1 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 299.1 kB or 78% of the original size.
Potential reduce by 85.3 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. Prevnar13.com needs all CSS files to be minified and compressed as it can save up to 85.3 kB or 79% of the original size.
Number of requests can be reduced by 13 (43%)
30
17
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PREVNAR 13. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
prevnar13.com
308 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
146 ms
css_A7L9lzYfi0Rrggkhtup9J-NajVb47KzW_dN58Wk1YRE.css
162 ms
css_hkpshRZkN7Rb0LGJKCKsVecFOXV3t6hdxbVeZhFU8jY.css
172 ms
css_gqVIz-hHTy8TYqYRNPhSMz_7U4fu0MXfQyATRoWmlN8.css
167 ms
css_JxeS3HE053jH198HUcx3Ym-LiI1CA7PDU4G5q9Id7XA.css
173 ms
css_t4UDYfgdm7aXNUfi68hEVOkY7lNYXhW3A1Uwilrsa0c.css
175 ms
js_iMNeQbbw_gp9tFu_U9QMefE0FjlniRPOjiS6AiiUEJ8.js
294 ms
js_yUrs5eUHT04ep1zqVyJlpZOUu39nRgS0mEdKO3tJhBw.js
399 ms
js_umujIl0z4r-7VquEjCRjLZbb8bgTl7dtlIZMFceqbbw.js
244 ms
js_AXEpyA0DPryqLV2w2DbiI6G0VlNPTDc5VYDmywsm0Io.js
322 ms
js_VOOVh9CDREToVmTuDGxDxlXihpovzcXTdVcDAoD73es.js
245 ms
js_7wWkTkJjGB9wzJNPo6unrrgvDfFarLknf6tnWZkNxVQ.js
183 ms
js_Lv2RKsaEBsPZcDdcdnzEtqTCkvalUYJpX9jWDwI1pGk.js
256 ms
css
67 ms
logo.png
96 ms
adults_50.jpg
241 ms
infants_.jpg
163 ms
pfizer-logo.png
97 ms
indication-arrow.jpg
82 ms
menu-expand.png
83 ms
top-menu-pi-icon-desk.png
117 ms
callout-ext-blue.png
129 ms
ext-link-blue.png
163 ms
callout-ext-rose.png
165 ms
ext-link-rose.png
192 ms
xs-bg-isi-button.png
207 ms
ui-bg_flat_75_ffffff_40x100.png
151 ms
ui-icons_222222_256x240.png
186 ms
s85743473717011
39 ms
css_4b_7wUNDq89XK8SLH6zjipRjdH1CfVGNO3QiJ0FYcjU.css
78 ms
prevnar13.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
prevnar13.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
prevnar13.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prevnar13.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 Prevnar13.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.
prevnar13.com
Open Graph description is not detected on the main page of PREVNAR 13. 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: