4.7 sec in total
796 ms
3.7 sec
193 ms
Welcome to scubaworld.co.jp homepage info - get ready to check Scuba World best content right away, or after learning these important things about scubaworld.co.jp
スクーバワールドは、ダイビングツアーのコンシェルジュとして、みなさまのご旅行を手配いたします。
Visit scubaworld.co.jpWe analyzed Scubaworld.co.jp page load time and found that the first response time was 796 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
scubaworld.co.jp performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value2.6 s
88/100
25%
Value9.7 s
11/100
10%
Value890 ms
32/100
30%
Value0.001
100/100
15%
Value14.9 s
8/100
10%
796 ms
754 ms
343 ms
6 ms
375 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 23% of them (24 requests) were addressed to the original Scubaworld.co.jp, 62% (66 requests) were made to Static.xx.fbcdn.net and 5% (5 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Scubaworld.co.jp.
Page size can be reduced by 344.0 kB (68%)
503.9 kB
159.9 kB
In fact, the total size of Scubaworld.co.jp main page is 503.9 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. 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 432.9 kB which makes up the majority of the site volume.
Potential reduce by 31.4 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 4.1 kB, which is 11% 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 31.4 kB or 83% of the original size.
Potential reduce by 287.1 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. Obviously, Scuba World needs image optimization as it can save up to 287.1 kB or 66% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 17.2 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 17.2 kB or 73% of the original size.
Potential reduce by 8.3 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. Scubaworld.co.jp needs all CSS files to be minified and compressed as it can save up to 8.3 kB or 84% of the original size.
Number of requests can be reduced by 71 (70%)
101
30
The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scuba World. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
scubaworld.co.jp
796 ms
styles-site.css
754 ms
loadswf.js
343 ms
urchin.js
6 ms
resort.jpg
375 ms
black_space.png
375 ms
v_line.png
1172 ms
home.png
1172 ms
whats_new.png
2184 ms
tour_info.png
2190 ms
diving_school.png
2193 ms
company.png
749 ms
email.png
937 ms
top1.gif
1125 ms
top3.gif
1312 ms
top4.gif
1343 ms
koudoku2.gif
1343 ms
tour.gif
1499 ms
flag4.gif
1515 ms
otoiawase.png
1689 ms
tabibubebo.jpg
1688 ms
book.png
2004 ms
flag3.gif
2007 ms
kishi_sw.jpg
172 ms
test.html
2004 ms
likebox.php
1613 ms
__utm.gif
4 ms
jK7ZN1EKH0h.css
21 ms
wHv3n85j7BM.css
22 ms
6UwcuRXTmoJ.css
67 ms
GG9DXLrqxYu.css
26 ms
CugJ9H-5M8b.css
25 ms
css;%20charset=utf-8;base64,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
8 ms
css;%20charset=utf-8;base64,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
8 ms
ZLhUYl-cd_2.css
103 ms
Ox_KXRUIs_-.css
23 ms
lgr37LlHgls.css
146 ms
qtPUaYuls20.css
82 ms
hAz585BOyfu.css
26 ms
Pvak98mlgyI.js
30 ms
guwKwycnxkZ.js
29 ms
E_P-TzY6wm3.js
31 ms
hioPldJUw08.js
31 ms
fFBZSPO6Swz.js
31 ms
p55HfXW__mM.js
32 ms
JZ930Hfx3Dz.js
34 ms
NIECvFgy9zN.js
35 ms
PonyMctVKux.js
36 ms
l7q_DlDJ6yb.js
40 ms
iw-hzucRM2_.js
41 ms
ALTQi95mOyD.js
44 ms
daRG11v-d-4.js
44 ms
yXV3SlQPVje.js
88 ms
HuA5zocKFWm.js
49 ms
W9LHVV2m_pg.js
52 ms
oK3SLiyx1nO.js
55 ms
8owdZrEijWc.js
58 ms
OmtuPShD3Y5.js
61 ms
AMQ3K4nYqLT.js
65 ms
ZbaIJJmmhQD.js
111 ms
W328PMuhgya.js
67 ms
0FuQwIoBd2b.js
69 ms
yXdAQ40eAKt.js
71 ms
fckMu1WK9vA.js
127 ms
LQG1z-WYFQA.js
83 ms
6iRFcV1t7n2.js
71 ms
AgpRMQfgOdp.js
100 ms
tuZrhU49Qe0.js
70 ms
M_uCQ3v_SYz.js
70 ms
vUKT-HsGyuQ.js
73 ms
-N5MYCucBsA.js
73 ms
Rkm2mJCOW1t.js
80 ms
fA21JjuX-1I.js
101 ms
7ViSPhJFfZF.js
78 ms
O5DfXYXgJH1.js
79 ms
300636278_521977313263966_7469759726446924270_n.jpg
155 ms
13735214147674523665
380 ms
301874509_521977309930633_3996272260568736672_n.jpg
242 ms
421055209_669663345381264_3196342814105095517_n.jpg
134 ms
301874509_521977309930633_3996272260568736672_n.jpg
131 ms
77129330_575652116365407_3711800759717724160_n.jpg
167 ms
UXtr_j2Fwe-.png
61 ms
mhLQdv6ozV0.png
118 ms
qGoWo6gBwwP.png
61 ms
THq7eyfQLlo.png
118 ms
WCVMsuilJYs.png
118 ms
13989733149588361910
394 ms
14190176090315215776
183 ms
1516093356963995806
351 ms
maps
123 ms
jbkX5llFMP5.js
15 ms
HzxD9aAXSyD.js
17 ms
e2FIJ-tkWiC.js
56 ms
XrSN2KuaLhi.js
80 ms
F2EV0Z678EF.js
19 ms
tZNpT0dFXXE.js
40 ms
cCBoYrA4BHL.js
44 ms
rDkKMhlAUWy.js
31 ms
AjW-7st4rXO.js
30 ms
M92MYgmy2jQ.js
30 ms
1F69-SgfK8x.js
59 ms
ie38mp0O07P.js
31 ms
lflJfAagM9Z.js
50 ms
css;base64,
3 ms
-9q3hZEGQtH.css
42 ms
fuU9ChcFal0.css
44 ms
scubaworld.co.jp accessibility score
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
Form elements do not have associated labels
<object> elements do not have alternate text
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
scubaworld.co.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
scubaworld.co.jp SEO score
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
Document uses plugins
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scubaworld.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Scubaworld.co.jp 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.
scubaworld.co.jp
Open Graph description is not detected on the main page of Scuba World. 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: