293 ms in total
33 ms
150 ms
110 ms
Click here to check amazing SF REVIEWS content for United States. Otherwise, check out these important facts you probably never knew about sfreviews.net
A site featuring hundreds of in-depth book reviews for smart, discriminating readers of science fiction and fantasy.
Visit sfreviews.netWe analyzed Sfreviews.net page load time and found that the first response time was 33 ms and then it took 260 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
sfreviews.net performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value3.6 s
62/100
25%
Value1.1 s
100/100
10%
Value30 ms
100/100
30%
Value0.005
100/100
15%
Value1.6 s
100/100
10%
33 ms
13 ms
18 ms
16 ms
64 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 91% of them (21 requests) were addressed to the original Sfreviews.net, 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (101 ms) belongs to the original domain Sfreviews.net.
Page size can be reduced by 63.8 kB (14%)
471.6 kB
407.8 kB
In fact, the total size of Sfreviews.net main page is 471.6 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. Images take 387.8 kB which makes up the majority of the site volume.
Potential reduce by 17.7 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 5.2 kB, which is 23% 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 17.7 kB or 80% of the original size.
Potential reduce by 3.7 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. SF REVIEWS images are well optimized though.
Potential reduce by 37.4 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 37.4 kB or 67% 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. Sfreviews.net needs all CSS files to be minified and compressed as it can save up to 4.9 kB or 90% of the original size.
Number of requests can be reduced by 6 (30%)
20
14
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SF REVIEWS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
sfreviews.net
33 ms
SpryMenuBar.js
13 ms
SpryMenuBarHorizontal.css
18 ms
wink_mascot.jpg
16 ms
hurst_sfr_logo_a2.jpg
64 ms
spacer.gif
64 ms
spacer1.gif
21 ms
forum_button_gray.jpg
20 ms
rss_button.jpg
20 ms
neuvel_sleeping_giants_111.jpg
66 ms
valente_radiance_111.jpg
71 ms
roberts_the_thing_itself_111.jpg
73 ms
cjanders_all_the_birds_111.jpg
101 ms
hurst_sfr_logo_twitter%201.jpg
64 ms
divider.jpg
71 ms
sff180_banner_a.png
78 ms
xml.gif
75 ms
ga.js
7 ms
SpryMenuBarDown.gif
64 ms
SpryMenuBarRight.gif
69 ms
__utm.gif
11 ms
SpryMenuBarDownHover.gif
24 ms
SpryMenuBarRightHover.gif
25 ms
sfreviews.net accessibility score
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
sfreviews.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
sfreviews.net 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sfreviews.net 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 Sfreviews.net 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.
sfreviews.net
Open Graph description is not detected on the main page of SF REVIEWS. 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: