6 sec in total
540 ms
5.2 sec
266 ms
Visit alpa-net.jp now to see the best up-to-date Alpa Net content and also check out these interesting facts you probably never knew about alpa-net.jp
防犯カメラ、監視カメラならアルパネットにお任せください。8千件以上の犯行現場を検証した40年の経験を基に犯罪を未然に防ぐ『予知防犯』をお教えします。防犯カメラのことならアルパネット。
Visit alpa-net.jpWe analyzed Alpa-net.jp page load time and found that the first response time was 540 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
alpa-net.jp performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value5.5 s
18/100
25%
Value6.8 s
34/100
10%
Value170 ms
93/100
30%
Value0.011
100/100
15%
Value6.5 s
58/100
10%
540 ms
979 ms
349 ms
925 ms
557 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 93% of them (98 requests) were addressed to the original Alpa-net.jp, 4% (4 requests) were made to Bouhancamera-navi.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Bouhancamera-navi.com.
Page size can be reduced by 137.9 kB (18%)
749.1 kB
611.2 kB
In fact, the total size of Alpa-net.jp main page is 749.1 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. 30% of websites need less resources to load. Images take 572.8 kB which makes up the majority of the site volume.
Potential reduce by 23.3 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 23.3 kB or 74% of the original size.
Potential reduce by 8.7 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. Alpa Net images are well optimized though.
Potential reduce by 58.6 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 58.6 kB or 66% of the original size.
Potential reduce by 47.3 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. Alpa-net.jp needs all CSS files to be minified and compressed as it can save up to 47.3 kB or 85% of the original size.
Number of requests can be reduced by 20 (19%)
103
83
The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alpa Net. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
alpa-net.jp
540 ms
www.alpa-net.jp
979 ms
import.css
349 ms
jquery.js
925 ms
popup.js
557 ms
roll_over.js
381 ms
rollover.js
382 ms
swfobject.js
696 ms
core.css
180 ms
details.css
604 ms
add.css
224 ms
banner_2.jpg
1956 ms
324 ms
banner_1.jpg
2157 ms
topbn_okugai.gif
1973 ms
topbn_taiyoko.gif
2008 ms
stage-sitemap.gif
179 ms
logo.png
192 ms
header_contact01.jpg
176 ms
header_contact02.jpg
187 ms
navi01.gif
192 ms
navi02.gif
187 ms
navi03.gif
358 ms
navi04.gif
356 ms
navi05.gif
371 ms
navi06.gif
372 ms
navi07.gif
381 ms
feature01.gif
585 ms
umemoto01.jpg
534 ms
umemoto02.gif
531 ms
umemoto_title06.gif
562 ms
umemoto_title01.gif
555 ms
umemoto_title02.gif
571 ms
umemoto_title03.gif
705 ms
umemoto_title04.gif
712 ms
umemoto_title05.gif
743 ms
title01.gif
755 ms
interview_title.gif
766 ms
interview_photo00.jpg
777 ms
interview_photo01.jpg
881 ms
interview_photo02.jpg
889 ms
interview_photo03.jpg
1033 ms
banner14.jpg
1018 ms
banner15.jpg
957 ms
sub_area_banner02_title.gif
1032 ms
sub_area_banner04.gif
1053 ms
banner05.jpg
1070 ms
recruit_bnr.jpg
1343 ms
teikei.jpg
1203 ms
banner13.jpg
1229 ms
banner12.jpg
1232 ms
ga.js
74 ms
bn_masukomi.gif
1224 ms
__utm.gif
11 ms
banner17.png
1079 ms
bnr_prt_04.jpg
1403 ms
banner03.gif
1226 ms
banner10.jpg
1248 ms
banner04.jpg
1233 ms
ext_area_nabi_box_bottom.gif
1249 ms
title03.jpg
1184 ms
book04.jpg
1228 ms
book01.jpg
1244 ms
book02.jpg
1254 ms
book03.jpg
1247 ms
cameraichiba.jpg
1208 ms
bcn.jpg
1231 ms
banner_enkakukanshi.jpg
1204 ms
page_top.gif
1237 ms
header_bg.gif
1244 ms
main_visual_bg.gif
1222 ms
umemoto_bg.gif
1226 ms
interview_bg.gif
1229 ms
title_rank01.gif
1205 ms
title_rank02.gif
1235 ms
sub_area_banner02_bg01.gif
1223 ms
line01.gif
1228 ms
ext_area_nabi_box_bg.gif
1250 ms
ext_area_title01.gif
1225 ms
ext_area_navi01.gif
1176 ms
ext_area_navi02.gif
1155 ms
ext_area_navi03.gif
1145 ms
ext_area_navi04.gif
1161 ms
ext_area_navi05.gif
1245 ms
ext_area_navi06.gif
1253 ms
ext_area_navi07.gif
1114 ms
ext_area_navi08.gif
1126 ms
ext_area_navi09.gif
1130 ms
ext_area_navi10.gif
1153 ms
ext_area_navi11.gif
1224 ms
ext_area_title02.gif
1161 ms
ext_area_navi02_01.gif
1107 ms
ext_area_navi02_02.gif
1114 ms
ext_area_navi02_03.gif
1116 ms
ext_area_navi02_04.gif
1141 ms
contactbox.jpg
1285 ms
footer_bg.gif
1115 ms
navi01_on.gif
1124 ms
navi02_on.gif
1100 ms
navi03_on.gif
1110 ms
navi04_on.gif
1144 ms
navi05_on.gif
1139 ms
navi06_on.gif
1140 ms
navi07_on.gif
1129 ms
print.css
180 ms
alpa-net.jp 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
Image elements do not have [alt] attributes
Links do not have a discernible name
alpa-net.jp 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
Browser errors were logged to the console
alpa-net.jp 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
JA
JA
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alpa-net.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 Alpa-net.jp main page’s claimed encoding is euc-jp. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
alpa-net.jp
Open Graph description is not detected on the main page of Alpa Net. 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: