3.8 sec in total
745 ms
2.7 sec
370 ms
Visit silent-siren.com now to see the best up-to-date SILENT SIREN content for Hong Kong and also check out these interesting facts you probably never knew about silent-siren.com
SILENT SIRENのオフィシャルサイト
Visit silent-siren.comWe analyzed Silent-siren.com page load time and found that the first response time was 745 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
silent-siren.com performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value18.5 s
0/100
25%
Value15.4 s
0/100
10%
Value1,320 ms
17/100
30%
Value0.461
19/100
15%
Value31.2 s
0/100
10%
745 ms
370 ms
387 ms
392 ms
7 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 38% of them (33 requests) were addressed to the original Silent-siren.com, 17% (15 requests) were made to Abs.twimg.com and 14% (12 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Silent-siren.com.
Page size can be reduced by 472.8 kB (32%)
1.5 MB
1.0 MB
In fact, the total size of Silent-siren.com main page is 1.5 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. 55% of websites need less resources to load. Images take 868.2 kB which makes up the majority of the site volume.
Potential reduce by 19.0 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 3.0 kB, which is 12% 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 19.0 kB or 75% of the original size.
Potential reduce by 50.0 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. SILENT SIREN images are well optimized though.
Potential reduce by 176.7 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 176.7 kB or 56% of the original size.
Potential reduce by 227.2 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. Silent-siren.com needs all CSS files to be minified and compressed as it can save up to 227.2 kB or 83% of the original size.
Number of requests can be reduced by 36 (44%)
82
46
The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SILENT SIREN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
silent-siren.com
745 ms
common.css
370 ms
top.css
387 ms
fancybox.css
392 ms
jquery.min.js
7 ms
jquery.easing.min.js
5 ms
jquery.fancybox.min.js
8 ms
jquery-plugin.js
570 ms
common.js
388 ms
analysis.js
388 ms
bg_main.jpg
1321 ms
title.png
780 ms
lang_en.png
228 ms
lang_jp.png
228 ms
circle1.png
594 ms
circle3.png
567 ms
rect1.png
760 ms
corner.gif
427 ms
icon_ticker_information.gif
598 ms
whats_title.png
757 ms
topics_corner2.gif
781 ms
title.gif
789 ms
main01.jpg
1503 ms
btn_detail.gif
952 ms
pagetop.gif
969 ms
gnav.gif
952 ms
bg_contents_dot.gif
962 ms
bg_contents_top.png
1125 ms
ticker_bg.gif
1140 ms
arrow1.gif
1151 ms
topics_bg.jpg
1150 ms
icon_topics.gif
1313 ms
bnrs.jpg
1326 ms
ga.js
10 ms
widgets.js
9 ms
all.js
78 ms
394 ms
ddm_top.png
1316 ms
ddm.png
1323 ms
ddm_btm.png
1464 ms
timeline.1b43d11859b7663a2225b885f87704a5.js
33 ms
__utm.gif
17 ms
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72 ms
collect
71 ms
syndication
125 ms
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210 ms
www-embed-player-vflQrT_sR.css
31 ms
www-embed-player.js
51 ms
124 ms
xd_arbiter.php
84 ms
xd_arbiter.php
152 ms
yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js
40 ms
ad_status.js
36 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
34 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
35 ms
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timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
4 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
13 ms
0BXAVXyH_normal.jpg
148 ms
wU7ysJp__normal.jpg
144 ms
3P2txI98_normal.jpg
150 ms
sCaAfMyH_normal.jpg
149 ms
OT7IW3dj_normal.jpg
150 ms
D14xO5qV_normal.jpg
150 ms
CcbjVwBUMAAUKWg.jpg:small
152 ms
CcY-aBXUEAAC_-O.jpg:small
151 ms
CcYhE-NUEAELM-c.jpg:small
155 ms
CcXcJJeUUAAboXi.jpg:small
157 ms
CcXMeWAUEAANUBd.jpg:small
155 ms
CcVJOxgVAAE7rZx.jpg:small
156 ms
jot
26 ms
__utm.gif
9 ms
silent-siren.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
silent-siren.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
silent-siren.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
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
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Silent-siren.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Silent-siren.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.
silent-siren.com
Open Graph data is detected on the main page of SILENT SIREN. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: