What technology does cl-system.jp use?

cl-system.jp is built with PHP, WordPress, WooCommerce, Bootstrap, jQuery, Apache.

Is cl-system.jp secure (HTTPS)?

Yes. cl-system.jp uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 21, 2026.

Who hosts cl-system.jp?

cl-system.jp is hosted on GMO-I-R1 - GMO Internet, Inc., JP.

What is cl-system.jp's SEO score?

cl-system.jp scored 75/100 for SEO in the latest analysis (fair).

What is cl-system.jp's overall website score?

cl-system.jp has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.

cl-system.jp

CL SYSTEM LTD, – Fit IT to Life

Last scanned Jul 27, 2026, 10:43 AM · 2 views

Overall score

Great

Summary

This website uses WordPress hosted on GMO-I-R1 - GMO Internet, Inc., JP. SEO is good (75/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100). Top issue: Missing meta description.

Japan

Hosted on GMO-I-R1 - GMO Internet, Inc., JP

Top issues to fix

8 issues found · 3 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

+2 more issues — details in the sections below.

SEO

3 issue(s) found

Performance

259 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Technologies

Detected frameworks, languages, and tools.

PHP WordPress WooCommerce Bootstrap jQuery Apache

Hosting & CDN

Hosting provider: GMO-I-R1 - GMO Internet, Inc., JP
CDN provider: —
IP address: 160.251.122.192
ASN: AS7506 (GMO-I-R1 - GMO Internet, Inc., JP)

DNS records

Type	Value
A	160.251.122.192
AAAA	—
MX	mail.cl-system.jp
TXT	google-site-verification=fYFkZ92f8mtHBenIJ0YSV-23YHYcja_yL8Hkh_AVVeM v=spf1 a mx ip4:160.251.122.192 ~all
NS	dns.cl-system.jp
CAA	0 issuewild "letsencrypt.org"
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: cl-system.jp
Valid from: Jul 23, 2026
Valid to: Oct 21, 2026
Days until expiry: 86
SAN domains: cl-system.jp

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 3 · H3 3

Links

23 internal · 8 external · 1 broken

Images

21 total · 0 missing alt

Scripts / Styles

37 scripts · 24 stylesheets

JS / CSS size

387 KB · 490 KB

Page size

76.2 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 1
sitemap.xml: Found
URLs in sitemap: -1

SEO issues

Missing meta description
No structured data (JSON-LD) found
Missing OpenGraph tags

Scan details

Requested URL: https://cl-system.jp
Final URL: https://cl-system.jp
HTTP status: 200
HTTP version: HTTP/2
Response time: 258 ms
HTML size: 76.2 KB
Redirect chain: https://cl-system.jp

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does cl-system.jp use?: cl-system.jp is built with PHP, WordPress, WooCommerce, Bootstrap, jQuery, Apache.
Is cl-system.jp secure (HTTPS)?: Yes. cl-system.jp uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 21, 2026.
Who hosts cl-system.jp?: cl-system.jp is hosted on GMO-I-R1 - GMO Internet, Inc., JP.
What is cl-system.jp's SEO score?: cl-system.jp scored 75/100 for SEO in the latest analysis (fair).
What is cl-system.jp's overall website score?: cl-system.jp has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.

Top issues to fix

Meta tags

OpenGraph & Twitter Card

Technologies

Hosting & CDN

DNS records

TLS / SSL certificate

Security headers

Content & assets

Robots.txt & Sitemap

SEO issues

Accessibility issues

Scan details

Related websites

Frequently asked questions