1.2 sec in total
39 ms
804 ms
395 ms
Click here to check amazing Dexcom content for United States. Otherwise, check out these important facts you probably never knew about dexcom.com
Dexcom Continuous Glucose Monitoring - Discover smart and simple Continuous Glucose Monitoring. Designed to help diabetes patients keep track of their blood glucose levels with ease. Read about risks ...
Visit dexcom.comWe analyzed Dexcom.com page load time and found that the first response time was 39 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.
dexcom.com performance score
name
value
score
weighting
Value6.0 s
3/100
10%
Value28.3 s
0/100
25%
Value15.3 s
1/100
10%
Value3,700 ms
1/100
30%
Value0
100/100
15%
Value26.5 s
0/100
10%
39 ms
12 ms
17 ms
13 ms
14 ms
Our browser made a total of 92 requests to load all elements on the main page. We found that 85% of them (78 requests) were addressed to the original Dexcom.com, 2% (2 requests) were made to Dev.visualwebsiteoptimizer.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (283 ms) relates to the external source Dev.visualwebsiteoptimizer.com.
Page size can be reduced by 1.1 MB (31%)
3.5 MB
2.4 MB
In fact, the total size of Dexcom.com main page is 3.5 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. 85% 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 2.3 MB which makes up the majority of the site volume.
Potential reduce by 65.9 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 65.9 kB or 82% of the original size.
Potential reduce by 131.9 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. Dexcom images are well optimized though.
Potential reduce by 234.6 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 234.6 kB or 71% of the original size.
Potential reduce by 654.1 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. Dexcom.com needs all CSS files to be minified and compressed as it can save up to 654.1 kB or 87% of the original size.
Number of requests can be reduced by 23 (26%)
90
67
The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dexcom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
dexcom.com
39 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
12 ms
css_yfC9LyfoBiXuyYKJyQm-gHgSxJQmezqt-E4TsvyDWA0.css
17 ms
css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css
13 ms
css_fpHzAc933chrj8f_G286bLHQ817D_yqDCcGQU0IBLRY.css
14 ms
css_QcQjENoickrvhoo18j61Zk7XPTqfUjvZv1eVh5Dupx0.css
18 ms
css_JfRwoXo2lWjM4w3I7EKJ2D13Azj72TAdNQwRKJaHeTY.css
17 ms
css
75 ms
css_qIfO8LlJFcaYZdyFrD_3275OBhnfB5SEIg7PKuHyKw8.css
20 ms
css_6wB0eRC08Jk3K0GTDv6GV2-TJrwbONO0WIb6aH3QljQ.css
40 ms
js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js
57 ms
mediaelement-and-player.min.js
55 ms
js_obFUyTbqtcoGQtszVI46l1_oD927PzlDtlr_ilpYBqE.js
56 ms
js_ksxycCR9dIfZV_ENwgMESnphBhRrBvt34seojEOhPyU.js
55 ms
js_XqK4QJIIMa3futjvOSvh9M4gJZo5Q2UeElOEglffh-I.js
56 ms
js_vOLcqiNRYaAJbZXrJDCGmRIRfxbKE5qJ0R4avDhDsM4.js
57 ms
js_SXWZBMXFwq98lEvhTwB5DZ2Y5ROaDzmwQCFV8tw7wxg.js
55 ms
js_diWL3aQY3h6RRBatVIE0RJfaXsBie-hoJ861ArHzvB0.js
56 ms
j.php
283 ms
fbevents.js
275 ms
gtm.js
276 ms
top-menu-arrow.png
274 ms
usa-menu.png
43 ms
logo-dexcom.png
43 ms
bg-mega-menu-down-arrow.png
44 ms
shadow.png
44 ms
dexcom-g5-mobile-icon_0.png
45 ms
G5-app-icon.png
45 ms
g4-share-menu3.png
46 ms
clarity-icon-menu.png
52 ms
studio-menu-icon.png
47 ms
accessories-menu-icon.png
46 ms
cgm-img-menu.png
49 ms
fingersticks-vs-cgm-img-menu.png
48 ms
contact-us-ing-menu.png
50 ms
online-store-img-menu.png
49 ms
geting-stared-form-img-menu.png
51 ms
education-img-menu.png
49 ms
Video-Tutorials_0.png
53 ms
question-icon.png
50 ms
warrior-img-menu.png
52 ms
Capital_icon_0.png
54 ms
dexcom-face.png
56 ms
dexcom-logo.png
55 ms
leadership-menu-icon.png
57 ms
invesrors-menu-icon.png
59 ms
careers.png
58 ms
news-menu-icon.png
58 ms
online-store-img-menu.png
56 ms
g5-mobile-slide-bck-new.png
90 ms
g5-mobile-slide-img-new4.png
63 ms
bg-header-clarity-new_1.jpg
58 ms
dexcom-clarity-slide-img-home-new.png
59 ms
nick-johan-slider-bg_1.jpg
58 ms
nick-jonas-slider-img_0.png
86 ms
g5-mobile-bck-mobile2_0.jpg
59 ms
g5-mobile-slide-img-mobile_0.png
59 ms
3109.js
59 ms
MuseoSansRounded-300.otf
61 ms
MuseoSansRounded-500.otf
61 ms
MuseoSansRounded-700.otf
60 ms
OpenSans-Regular.ttf
69 ms
OpenSans-Bold.ttf
66 ms
flexslider-icon.woff
56 ms
bg-header-clarity-small.jpg
56 ms
dexcom-clarity-slide-img-new_3.png
60 ms
nick-johan-slider-bg-mobile_1.jpg
55 ms
nick-jonas-slider-img_2.png
67 ms
home-banner-top-bck.png
54 ms
home-banner-bottom-bck.png
53 ms
dexcom-g5-new.png
54 ms
dexcom-warriors-logo.png
53 ms
clarity-home.png
55 ms
omnipod.png
56 ms
tandem.png
55 ms
animals.png
53 ms
bg-section-footer.png
54 ms
bg-footer-bullet.png
53 ms
bg-facebook-icon.png
52 ms
slider-nav-sprite.png
52 ms
open-quote.png
52 ms
close-quote.png
52 ms
OpenSans-BoldItalic.ttf
42 ms
v.gif
40 ms
67 ms
analytics.js
63 ms
52f3e4134cca0fbe0700002d.js
75 ms
aquant.js
56 ms
pixel;r=1445573143;a=p-Asq-Bg3Ss8qjG;orderid=;revenue=;labels=_fp.events.Homepage;fpan=1;fpa=P0-1891253931-1456770681510;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456770681510;tzo=-180;ref=;url=http%3A%2F%2Fdexcom.com%2F;ogl=site_name.Dexcom%2Ctype.article%2Curl.http%3A%2F%2Fdexcom%252Ecom%2F%2Ctitle.Dexcom%2Cimage.http%3A%2F%2Fdexcom%252Ecom%2Fsites%2Fdexcom%252Ecom%2Ffiles%2Fdefault_images%2Fdexcom-logo-metatag%252Ejpg
13 ms
collect
12 ms
collect
52 ms
tagjs
24 ms
dexcom.com accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
[lang] attributes do not have a valid value
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
dexcom.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
dexcom.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
Document doesn't have a valid hreflang
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dexcom.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 Dexcom.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.
dexcom.com
Open Graph description is not detected on the main page of Dexcom. 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: