573 ms in total
44 ms
154 ms
375 ms
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Visit sifterr.comWe analyzed Sifterr.com page load time and found that the first response time was 44 ms and then it took 529 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
sifterr.com performance score
name
value
score
weighting
Value1.2 s
99/100
10%
Value3.5 s
64/100
25%
Value1.2 s
100/100
10%
Value40 ms
100/100
30%
Value0.104
89/100
15%
Value2.2 s
99/100
10%
44 ms
23 ms
4 ms
6 ms
7 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 84% of them (21 requests) were addressed to the original Sifterr.com, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (44 ms) belongs to the original domain Sifterr.com.
Page size can be reduced by 58.6 kB (10%)
595.9 kB
537.3 kB
In fact, the total size of Sifterr.com main page is 595.9 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. 40% of websites need less resources to load. Images take 505.2 kB which makes up the majority of the site volume.
Potential reduce by 7.0 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 1.6 kB, which is 16% 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 7.0 kB or 70% of the original size.
Potential reduce by 1.6 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. Sifterr images are well optimized though.
Potential reduce by 45.0 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 45.0 kB or 61% of the original size.
Potential reduce by 4.9 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. Sifterr.com needs all CSS files to be minified and compressed as it can save up to 4.9 kB or 68% of the original size.
We found no issues to fix!
24
24
The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sifterr. According to our analytics all requests are already optimized.
sifterr.com
44 ms
css
23 ms
slim-081711.css
4 ms
sifterr_compressed.css
6 ms
sifterr_compiled_b.js
7 ms
analytics.js
36 ms
sift_no_icon.png
35 ms
candle_finger.jpg
42 ms
phone_empty.png
36 ms
rounded_icon.png
34 ms
app_store.svg
29 ms
up_arrow.png
33 ms
stop_watch.png
28 ms
three_app_icons.png
34 ms
print.png
38 ms
facebook.png
35 ms
facebook_hover.png
36 ms
twitter.png
36 ms
twitter_hover.png
37 ms
googleplus.png
41 ms
googleplus_hover.png
40 ms
up_arrow_red.png
41 ms
background_gradient.png
41 ms
scarface_face.jpg
41 ms
collect
31 ms
sifterr.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.
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
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
sifterr.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
sifterr.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sifterr.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 Sifterr.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.
sifterr.com
Open Graph data is detected on the main page of Sifterr. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: