1.3 sec in total
68 ms
744 ms
496 ms
Click here to check amazing KEYTRUDA content for United States. Otherwise, check out these important facts you probably never knew about keytruda.com
Learn about KEYTRUDA® (pembrolizumab), an immunotherapy that works with your immune system to help fight certain cancers. Visit the patient website.
Visit keytruda.comWe analyzed Keytruda.com page load time and found that the first response time was 68 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 25% of websites can load faster.
keytruda.com performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value11.3 s
0/100
25%
Value12.3 s
3/100
10%
Value11,160 ms
0/100
30%
Value0.263
47/100
15%
Value32.6 s
0/100
10%
68 ms
149 ms
34 ms
21 ms
92 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 58% of them (28 requests) were addressed to the original Keytruda.com, 21% (10 requests) were made to Tags.tiqcdn.com and 10% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (171 ms) belongs to the original domain Keytruda.com.
Page size can be reduced by 364.9 kB (29%)
1.3 MB
900.4 kB
In fact, the total size of Keytruda.com main page is 1.3 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. 55% of websites need less resources to load. Images take 834.4 kB which makes up the majority of the site volume.
Potential reduce by 20.3 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 20.3 kB or 71% of the original size.
Potential reduce by 43.5 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. KEYTRUDA images are well optimized though.
Potential reduce by 277.0 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 277.0 kB or 74% of the original size.
Potential reduce by 24.2 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. Keytruda.com needs all CSS files to be minified and compressed as it can save up to 24.2 kB or 88% of the original size.
Number of requests can be reduced by 22 (54%)
41
19
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KEYTRUDA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.
keytruda.com
68 ms
www.keytruda.com
149 ms
basejquery.js
34 ms
base.js
21 ms
interstitialPage.css
92 ms
interstitialPageMain.js
94 ms
utag.js
67 ms
interstitialPageBg.jpg
98 ms
arrowCircleButton.png
67 ms
indicationBody.png
68 ms
1Box.png
66 ms
blueDotLeft.png
68 ms
blueDotRight.png
67 ms
interstitialPageLogo.png
84 ms
greenLadyBox.png
83 ms
about-blank
68 ms
blueManBox.png
83 ms
round-bullet.png
82 ms
merckOncologyFooter.png
94 ms
interstitialPageTrustCertiLogo.png
131 ms
interstitialPageTrustAPECLogo.png
114 ms
indicationBottomLogo.png
114 ms
blueManBoxHover.png
120 ms
greenLadyBoxHover.png
122 ms
indicationBodyHover.png
120 ms
Gotham-Medium.woff
142 ms
Gotham-Bold.woff
145 ms
Gotham-Book.woff
171 ms
Gotham-BoldItalic.woff
170 ms
utag.js
11 ms
utag.9.js
14 ms
utag.10.js
23 ms
utag.3.js
32 ms
utag.13.js
41 ms
utag.14.js
46 ms
utag.12.js
51 ms
utag.36.js
59 ms
utag.37.js
65 ms
analytics.js
82 ms
a.js
119 ms
linkid.js
38 ms
collect
78 ms
collect
29 ms
collect
22 ms
collect
31 ms
collect
78 ms
collect
91 ms
nr-852.min.js
52 ms
keytruda.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
keytruda.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
keytruda.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Keytruda.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 Keytruda.com main page’s claimed encoding is iso-8859-1. 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.
keytruda.com
Open Graph description is not detected on the main page of KEYTRUDA. 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: