6.9 sec in total
301 ms
5.7 sec
903 ms
Visit sylvant.com now to see the best up-to-date SYLVANT content and also check out these interesting facts you probably never knew about sylvant.com
Read about efficacy and full safety and prescribing information on SYLVANT (siltuximab), the only FDA-approved treatment for iMCD.
Visit sylvant.comWe analyzed Sylvant.com page load time and found that the first response time was 301 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
sylvant.com performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value17.2 s
0/100
25%
Value8.4 s
18/100
10%
Value3,170 ms
2/100
30%
Value0.196
63/100
15%
Value14.3 s
9/100
10%
301 ms
343 ms
331 ms
100 ms
68 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 26% of them (17 requests) were addressed to the original Sylvant.com, 18% (12 requests) were made to Images.ctfassets.net and 14% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Sylvant.com.
Page size can be reduced by 577.1 kB (23%)
2.5 MB
1.9 MB
In fact, the total size of Sylvant.com main page is 2.5 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. 80% 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 56.2 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 7.9 kB, which is 11% 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 56.2 kB or 81% of the original size.
Potential reduce by 517.3 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, SYLVANT needs image optimization as it can save up to 517.3 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 3.6 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. This website has mostly compressed JavaScripts.
Potential reduce by 25 B
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. Sylvant.com has all CSS files already compressed.
Number of requests can be reduced by 19 (37%)
51
32
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SYLVANT. 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 from 4 to 1 for CSS and as a result speed up the page load time.
sylvant.com
301 ms
sylvant.com
343 ms
www.sylvant.com
331 ms
en-us
100 ms
css2
68 ms
app.css
156 ms
js
112 ms
app.js
728 ms
DrawSVGPlugin.min.js
568 ms
api.js
89 ms
gtm.js
299 ms
home-patient-man.png
250 ms
logo.svg
905 ms
hp-slider-patient-bg.jpg
1059 ms
signup-bg@2x.png
1059 ms
dots-expanded@2x.png
1462 ms
close-icon@2x.png
1058 ms
bg-section.png
1244 ms
logo-1.svg
1244 ms
logo-2.svg
1231 ms
home-patient-woman.png
1000 ms
mail-icon_2x.png
240 ms
hp-hero.png
1205 ms
hp-card-1_2x.png
298 ms
hp-card-2_2x.png
409 ms
hp-card-5_2x.png
297 ms
hp-card-6_2x.png
993 ms
eye-icon_2x.png
454 ms
KFOmCnqEu92Fr1Me5Q.ttf
122 ms
KFOlCnqEu92Fr1MmEU9vAw.ttf
825 ms
KFOlCnqEu92Fr1MmSU5vAw.ttf
823 ms
KFOlCnqEu92Fr1MmWUlvAw.ttf
822 ms
icomoon.ttf
1104 ms
BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISWaA.ttf
823 ms
BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjo0oSWaA.ttf
877 ms
BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjoa4OWaA.ttf
821 ms
analytics.js
1100 ms
75b856b8-1ad3-497d-8e0b-d07ece5c7eb7.js
1310 ms
launch-9bb1e079511c-development.min.js
1090 ms
lassotag.js
1088 ms
lftracker_v1_lAxoEaKRkPv4OYGd.js
1260 ms
recaptcha__en.js
741 ms
collect
587 ms
js
472 ms
tr.lfeeder.com
696 ms
fallback
232 ms
fallback
366 ms
conv
579 ms
collect
558 ms
8997f20c-a6e1-441d-9870-61ad729cbcb7.js
304 ms
invoca-latest.min.js
444 ms
fbevents.js
308 ms
activityi;src=11588400;type=sylva0;cat=https0;ord=7396503565484;gtm=2od9s0;auiddc=2029202034.1664834200;~oref=https%3A%2F%2Fwww.sylvant.com%2Fen-us
395 ms
fallback__ltr.css
183 ms
css
113 ms
622362378877406
135 ms
logo_48.png
78 ms
KFOmCnqEu92Fr1Mu4mxP.ttf
64 ms
KFOlCnqEu92Fr1MmEU9fBBc9.ttf
65 ms
src=11588400;type=sylva0;cat=https0;ord=7396503565484;gtm=2od9s0;auiddc=2029202034.1664834200;~oref=https%3A%2F%2Fwww.sylvant.com%2Fen-us
212 ms
tag-live.js
128 ms
bounce
28 ms
pixel.png
961 ms
hp-hero-mobile_2x.jpg
848 ms
man_lymph_wall_mobile_2_2x.jpg
217 ms
campaign_woman_lymph_wall_mobile_2_copy_2x.jpg
217 ms
sylvant.com accessibility score
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
[aria-*] attributes do not match their roles
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
sylvant.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
Missing source maps for large first-party JavaScript
sylvant.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
robots.txt is not valid
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 Sylvant.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 Sylvant.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.
sylvant.com
Open Graph description is not detected on the main page of SYLVANT. 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: