Tools & Wizards About Us
sfreviews.net screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    68% of other websites

  • 49

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

sfreviews.net

SF REVIEWS.NET | SF and Fantasy Book Reviews | SFF180

Page Load Speed

855 ms in total

First Response

53 ms

Resources Loaded

644 ms

Page Rendered

158 ms

sfreviews.net screenshot

About Website

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.net

Key Findings

We analyzed Sfreviews.net page load time and found that the first response time was 53 ms and then it took 802 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

sfreviews.net performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value5.2 s

61/100

10%

TBT (Total Blocking Time)

Value1,370 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

sfreviews.net

53 ms

SpryMenuBar.js

10 ms

SpryMenuBarHorizontal.css

16 ms

addthis_widget.js

9 ms

wink_mascot.jpg

70 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 45% of them (30 requests) were addressed to the original Sfreviews.net, 15% (10 requests) were made to Static.xx.fbcdn.net and 8% (5 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (259 ms) relates to the external source Facebook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 699.5 kB (21%)

Content Size

3.4 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sfreviews.net main page is 3.4 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. 75% 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 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 50.5 kB

  • Original 71.0 kB
  • After minification 65.3 kB
  • After compression 20.5 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 50.5 kB or 71% of the original size.

Image Optimization

-2%

Potential reduce by 53.5 kB

  • Original 2.4 MB
  • After minification 2.4 MB

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.

JavaScript Optimization

-64%

Potential reduce by 388.0 kB

  • Original 610.5 kB
  • After minification 605.9 kB
  • After compression 222.5 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 388.0 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 207.6 kB

  • Original 249.7 kB
  • After minification 246.0 kB
  • After compression 42.1 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. Sfreviews.net needs all CSS files to be minified and compressed as it can save up to 207.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (56%)

Requests Now

62

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 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 from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sfreviews.net

sfreviews.net

53 ms

SpryMenuBar.js

SpryMenuBar.js

10 ms

SpryMenuBarHorizontal.css

SpryMenuBarHorizontal.css

16 ms

addthis_widget.js

addthis_widget.js

9 ms

wink_mascot.jpg

wink_mascot.jpg

70 ms

hurst_sfr_logo_a2.jpg

hurst_sfr_logo_a2.jpg

73 ms

spacer.gif

spacer.gif

70 ms

spacer1.gif

spacer1.gif

71 ms

forum_button_gray.jpg

forum_button_gray.jpg

71 ms

rss_button.jpg

rss_button.jpg

71 ms

widgets.js

widgets.js

61 ms

lg-share-en.gif

lg-share-en.gif

60 ms

ga.js

ga.js

11 ms

SpryMenuBarDown.gif

SpryMenuBarDown.gif

96 ms

SpryMenuBarRight.gif

SpryMenuBarRight.gif

95 ms

neuvel_sleeping_giants_111.jpg

neuvel_sleeping_giants_111.jpg

96 ms

valente_radiance_111.jpg

valente_radiance_111.jpg

97 ms

roberts_the_thing_itself_111.jpg

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147 ms

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cjanders_all_the_birds_111.jpg

96 ms

myer_last_song_before_night_111.jpg

myer_last_song_before_night_111.jpg

97 ms

mieville_census_taker_111.jpg

mieville_census_taker_111.jpg

98 ms

carson_walk_on_earth_111.jpg

carson_walk_on_earth_111.jpg

101 ms

hurst_sfr_logo_twitter%201.jpg

hurst_sfr_logo_twitter%201.jpg

98 ms

divider.jpg

divider.jpg

100 ms

sff180_banner_a.png

sff180_banner_a.png

104 ms

xml.gif

xml.gif

101 ms

new_icon.jpg

new_icon.jpg

101 ms

2.5_stars_small_blue.gif

2.5_stars_small_blue.gif

101 ms

3.5_stars_small_blue.gif

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101 ms

4_stars_small_blue.gif

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102 ms

2_stars_small_blue.gif

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102 ms

1.5_stars_small_blue.gif

1.5_stars_small_blue.gif

102 ms

likebox.php

likebox.php

259 ms

boost

boost

45 ms

300lo.json

300lo.json

41 ms

__utm.gif

__utm.gif

36 ms

SpryMenuBarDownHover.gif

SpryMenuBarDownHover.gif

35 ms

SpryMenuBarRightHover.gif

SpryMenuBarRightHover.gif

35 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

60 ms

sh.07f0d9bf220d07a763adad1e.html

sh.07f0d9bf220d07a763adad1e.html

48 ms

jHG59Dcp80A

jHG59Dcp80A

105 ms

syndication

syndication

127 ms

346854294483509248

346854294483509248

242 ms

www-embed-player-vfl8xM8me.css

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16 ms

www-embed-player.js

www-embed-player.js

30 ms

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

43 ms

ad_status.js

ad_status.js

42 ms

2UX7WLTfW3W8TclTUvlFyQ.woff

2UX7WLTfW3W8TclTUvlFyQ.woff

137 ms

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

136 ms

410ucuAGgaJ.css

410ucuAGgaJ.css

32 ms

pERLJfhzcxv.css

pERLJfhzcxv.css

57 ms

q68gy-v_YMF.js

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64 ms

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84 ms

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62 ms

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63 ms

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50 ms

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35 ms

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34 ms

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34 ms

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33 ms

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17 ms

s7jcwEQH7Sx.png

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18 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

23 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

18 ms

I6-MnjEovm5.js

I6-MnjEovm5.js

71 ms

pQrUxxo5oQp.js

pQrUxxo5oQp.js

74 ms

Accessibility Review

sfreviews.net accessibility score

49

Accessibility Issues

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

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

sfreviews.net best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

sfreviews.net SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    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.

Social Sharing Optimization

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: