1.6 sec in total
39 ms
1.3 sec
203 ms
Visit serfas.com now to see the best up-to-date Serfas content for United States and also check out these interesting facts you probably never knew about serfas.com
Whatever the destination, cyclists are seeking the ultimate ride, and Serfas is making sure they find it.
Visit serfas.comWe analyzed Serfas.com page load time and found that the first response time was 39 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
serfas.com performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value27.2 s
0/100
25%
Value12.4 s
3/100
10%
Value3,490 ms
1/100
30%
Value0.628
9/100
15%
Value17.4 s
4/100
10%
39 ms
840 ms
15 ms
37 ms
13 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Serfas.com, 6% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (840 ms) belongs to the original domain Serfas.com.
Page size can be reduced by 366.1 kB (45%)
819.4 kB
453.3 kB
In fact, the total size of Serfas.com main page is 819.4 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. 25% of websites need less resources to load. Javascripts take 443.0 kB which makes up the majority of the site volume.
Potential reduce by 13.9 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 13.9 kB or 77% of the original size.
Potential reduce by 12.1 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. Serfas images are well optimized though.
Potential reduce by 301.5 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 301.5 kB or 68% of the original size.
Potential reduce by 38.5 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. Serfas.com needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 83% of the original size.
Number of requests can be reduced by 21 (62%)
34
13
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serfas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
serfas.com
39 ms
www.serfas.com
840 ms
jquery-1.6.1.min.js
15 ms
jquery-ui-1.8.13.custom.min.js
37 ms
tooltips.init.js
13 ms
jquery.tools.min.js
33 ms
masthead.init.tabs.slideshow.js
36 ms
creationsite.js
60 ms
serfas.js
62 ms
public.css
68 ms
serfas_tabs.css
64 ms
serfas_news_ticker.css
66 ms
jquerytool.tabs.slideshow.css
66 ms
ga.js
68 ms
inactive_right.png
11 ms
inactive_left.png
11 ms
935x397_568ad0e7dd4f6.jpg
23 ms
935x397_568acfb1c1611.jpg
56 ms
935x397_56afbbde61236.jpg
68 ms
navigator.png
60 ms
wrench.png
62 ms
parts_tag_lng.png
68 ms
btn_arrow.png
69 ms
280x180_56d463489477c.jpg
74 ms
btn_orange.png
72 ms
product_cat_left_corner.png
74 ms
280x180_56d45eeb3f893.jpg
79 ms
280x180_56d45fa38d4d3.jpg
80 ms
product_cat_right_corner.png
81 ms
bg-footer.png
89 ms
icon_facebook.png
90 ms
icon_twitter.png
88 ms
icon_youtube.png
94 ms
rohs.png
95 ms
logo_footer.png
95 ms
__utm.gif
16 ms
serfas.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
ARIA input fields do not have accessible names
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
Links do not have a discernible name
serfas.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
serfas.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
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serfas.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 Serfas.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.
serfas.com
Open Graph description is not detected on the main page of Serfas. 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: