2.2 sec in total
453 ms
1.6 sec
139 ms
Visit theresa.co.jp now to see the best up-to-date Theresa content for Japan and also check out these interesting facts you probably never knew about theresa.co.jp
株式会社テリーサ研究所の公式ホームページです。弊社では鉛フリーはんだ(クリームはんだ、糸はんだ)の製造販売、実装基板の不良解析・事故の原因究明等はんだ付けに関わる案件等を承ります。
Visit theresa.co.jpWe analyzed Theresa.co.jp page load time and found that the first response time was 453 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
theresa.co.jp performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value13.3 s
0/100
25%
Value31.9 s
0/100
10%
Value1,380 ms
16/100
30%
Value0
100/100
15%
Value12.9 s
13/100
10%
453 ms
424 ms
369 ms
373 ms
376 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 61% of them (17 requests) were addressed to the original Theresa.co.jp, 11% (3 requests) were made to S.ytimg.com and 7% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (871 ms) belongs to the original domain Theresa.co.jp.
Page size can be reduced by 384.5 kB (62%)
622.5 kB
238.1 kB
In fact, the total size of Theresa.co.jp main page is 622.5 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. CSS take 280.0 kB which makes up the majority of the site volume.
Potential reduce by 5.6 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 1.6 kB, which is 19% 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 5.6 kB or 67% of the original size.
Potential reduce by 9.6 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. Theresa images are well optimized though.
Potential reduce by 134.6 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 134.6 kB or 65% of the original size.
Potential reduce by 234.5 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. Theresa.co.jp needs all CSS files to be minified and compressed as it can save up to 234.5 kB or 84% of the original size.
Number of requests can be reduced by 8 (32%)
25
17
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Theresa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
theresa.co.jp
453 ms
hpbparts.css
424 ms
container_1Ae_2c_top.css
369 ms
main_1Ae_2c.css
373 ms
user.css
376 ms
top_mainimg_1Ae_011212112.jpg
871 ms
xy3zEZkBiAk
85 ms
like.php
209 ms
www-embed-player-vflfNyN_r.css
20 ms
www-embed-player.js
45 ms
base.js
80 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
55 ms
ad_status.js
60 ms
qeKvIRsJabD.js
174 ms
LVx-xkvaJ0b.png
172 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
45 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
78 ms
bg_1Ae_01_01.png
214 ms
fbg_1Ae.png
174 ms
logo_1Ae.png
202 ms
top_indexBg_1Ae.png
185 ms
point_1Ae.png
346 ms
returnTop_1Ae.png
367 ms
mainmenu_1Ae_01.png
383 ms
top_banner_1Ae_01.png
385 ms
top_banner_1Ae_02.png
634 ms
top_banner_1Ae_03421211.png
689 ms
fpoint_1Ae.png
550 ms
theresa.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
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.
theresa.co.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
theresa.co.jp SEO score
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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Theresa.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 Theresa.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.
theresa.co.jp
Open Graph description is not detected on the main page of Theresa. 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: