What technology does so-net.ne.jp use?

We did not detect any specific technologies for so-net.ne.jp in the latest scan.

Is so-net.ne.jp secure (HTTPS)?

Yes. so-net.ne.jp uses TLS 1.3 with a certificate issued by Cybertrust Japan Co., Ltd., valid until Sep 9, 2026.

Who hosts so-net.ne.jp?

Hosting provider information for so-net.ne.jp is not available yet.

What is so-net.ne.jp's SEO score?

so-net.ne.jp scored 75/100 for SEO in the latest analysis (fair).

What is so-net.ne.jp's overall website score?

so-net.ne.jp has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.

Has so-net.ne.jp's score changed over time?

so-net.ne.jp's overall score has improved by 4 points (from 84 to 88) since Jul 21, 2026.

so-net.ne.jp

So-net

Last scanned Jul 29, 2026, 6:00 PM · 8 views

Overall score

Great

Summary

インターネットサービスプロバイダー「So-net（ソネット）」は、光ファイバー、ADSL、高速モバイルによる接続サービスを中心に、便利で楽しいサービスを提供して… SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.

インターネットサービスプロバイダー「So-net（ソネット）」は、光ファイバー、ADSL、高速モバイルによる接続サービスを中心に、便利で楽しいサービスを提供しています。

Top issues to fix

7 issues found · 1 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

SEO

4 issue(s) found

100

Performance

147 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+4 overall since Jul 21, 2026

Overall: 88
SEO: 75
Security: 80
Performance: 100
Accessibility: 100

Organization

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

X (Twitter)X (Twitter)

Contact

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

Phone: 0120117268

Meta tags

Title: So-net
Description: インターネットサービスプロバイダー「So-net（ソネット）」は、光ファイバー、ADSL、高速モバイルによる接続サービスを中心に、便利で楽しいサービスを提供しています。
Canonical: https://www.so-net.ne.jp/
Language: ja
Charset: UTF-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

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: Cybertrust Japan Co., Ltd.
Subject: *.so-net.ne.jp
Valid from: Aug 12, 2025
Valid to: Sep 9, 2026
Days until expiry: 41
SAN domains: *.so-net.ne.jp, so-net.ne.jp

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 18 · H3 10

Links

83 internal · 20 external · 20 broken

Images

135 total · 0 missing alt

Scripts / Styles

10 scripts · 4 stylesheets

JS / CSS size

2.3 KB · 484 B

Page size

120 KB

Robots.txt & Sitemap

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

SEO issues

Meta description longer than 160 characters
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://so-net.ne.jp
Final URL: https://www.so-net.ne.jp:443/
HTTP status: 200
HTTP version: HTTP/2
Response time: 145 ms
HTML size: 120 KB
Redirect chain: https://so-net.ne.jp → https://www.so-net.ne.jp:443/

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Frequently asked questions

What technology does so-net.ne.jp use?: We did not detect any specific technologies for so-net.ne.jp in the latest scan.
Is so-net.ne.jp secure (HTTPS)?: Yes. so-net.ne.jp uses TLS 1.3 with a certificate issued by Cybertrust Japan Co., Ltd., valid until Sep 9, 2026.
Who hosts so-net.ne.jp?: Hosting provider information for so-net.ne.jp is not available yet.
What is so-net.ne.jp's SEO score?: so-net.ne.jp scored 75/100 for SEO in the latest analysis (fair).
What is so-net.ne.jp's overall website score?: so-net.ne.jp has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
Has so-net.ne.jp's score changed over time?: so-net.ne.jp's overall score has improved by 4 points (from 84 to 88) since Jul 21, 2026.