What technology does alsok.co.jp use?

alsok.co.jp is built with Apache.

Is alsok.co.jp secure (HTTPS)?

Yes. alsok.co.jp uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Jan 21, 2027.

Who hosts alsok.co.jp?

Hosting provider information for alsok.co.jp is not available yet.

What is alsok.co.jp's SEO score?

alsok.co.jp scored 70/100 for SEO in the latest analysis (fair).

What is alsok.co.jp's overall website score?

alsok.co.jp has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.

alsok.co.jp

セキュリティ・警備・防犯の会社 ALSOK（アルソック）

Last scanned Aug 24, 2026, 1:21 PM

Overall score

Great

Summary

ご自宅の防犯「ホームセキュリティ」やオフィスの警備、防災、情報セキュリティまで。身の回りのセキュリティ対策は防犯のプロALSOKにお任せください！信頼の��… This website uses Apache behind CloudFront CDN. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

ALSOK株式会社

ご自宅の防犯「ホームセキュリティ」やオフィスの警備、防災、情報セキュリティまで。身の回りのセキュリティ対策は防犯のプロALSOKにお任せください！信頼の実績と対応力で生活に安全安心を提供、1分1秒でも速く駆けつけます！

元赤坂1-6-6, 港区, 東京都, 107-8511, JP

Top issues to fix

9 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.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Title longer than 60 characters
SEO
Shorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.

+3 more issues — details in the sections below.

SEO

5 issue(s) found

100

Performance

875 ms

Security

HTTPS & header checks

Accessibility

1 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.

Organization

Company details published in this site's own structured data.

ALSOK株式会社

ja.wikipedia.org Facebook X (Twitter)YouTube

Contact

Email, phone, and address published on this site's own pages.

Email: alsokinfo@alsok.co.jp
Phone: 0120-39-2413 0120392413
Address: 元赤坂1-6-6, 港区, 東京都, 107-8511, JP

Meta tags

Title: セキュリティ・警備・防犯の会社 ALSOK（アルソック）
Description: ご自宅の防犯「ホームセキュリティ」やオフィスの警備、防災、情報セキュリティまで。身の回りのセキュリティ対策は防犯のプロALSOKにお任せください！信頼の実績と対応力で生活に安全安心を提供、1分1秒でも速く駆けつけます！
Canonical: https://www.alsok.co.jp/
Language: ja
Charset: utf-8
Viewport: width=device-width
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Apache

Hosting & CDN

Hosting provider: —
CDN provider: CloudFront
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: DigiCert Inc
Subject: www.alsok.co.jp
Valid from: Jul 7, 2026
Valid to: Jan 21, 2027
Days until expiry: 150
SAN domains: www.alsok.co.jp, alsok.co.jp

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 9 · H3 8

Links

141 internal · 28 external · 20 broken

Images

34 total · 0 missing alt

Scripts / Styles

9 scripts · 3 stylesheets

JS / CSS size

2.1 KB · 160 B

Page size

88.3 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Title longer than 60 characters
Meta description longer than 160 characters
No H1 heading found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://alsok.co.jp
Final URL: https://www.alsok.co.jp/
HTTP status: 200
HTTP version: HTTP/2
Response time: 874 ms
HTML size: 88.3 KB
Redirect chain: https://alsok.co.jp → http://www.alsok.co.jp/ → https://www.alsok.co.jp/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does alsok.co.jp use?: alsok.co.jp is built with Apache.
Is alsok.co.jp secure (HTTPS)?: Yes. alsok.co.jp uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Jan 21, 2027.
Who hosts alsok.co.jp?: Hosting provider information for alsok.co.jp is not available yet.
What is alsok.co.jp's SEO score?: alsok.co.jp scored 70/100 for SEO in the latest analysis (fair).
What is alsok.co.jp's overall website score?: alsok.co.jp has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
What company operates alsok.co.jp?: alsok.co.jp is operated by ALSOK株式会社. ご自宅の防犯「ホームセキュリティ」やオフィスの警備、防災、情報セキュリティまで。身の回りのセキュリティ対策は防犯のプロALSOKにお任せください！信頼の実績と対応力で生活に安全安心を提供、1分1秒でも速く駆けつけます！