What technology does starto.jp use?

starto.jp is built with Apache.

Is starto.jp secure (HTTPS)?

Yes. starto.jp uses TLS 1.3 with a certificate issued by Amazon, valid until Nov 5, 2026.

Hosting provider information for starto.jp is not available yet.

What is starto.jp's SEO score?

starto.jp scored 80/100 for SEO in the latest analysis (great).

What is starto.jp's overall website score?

starto.jp has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.

starto.jp

STARTO ENTERTAINMENT

Last scanned Jul 26, 2026, 5:47 AM · 2 views

Overall score

Great

Summary

STARTO ENTERTAINMENT 公式サイト｜アーティストの最新情報、関連サービス情報を掲載しています。. This website uses Apache behind CloudFront CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (80/100). Top issue: No structured data (JSON-LD) found.

STARTO ENTERTAINMENT 公式サイト｜アーティストの最新情報、関連サービス情報を掲載しています。

Top issues to fix

8 issues found · 2 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 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.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

SEO

3 issue(s) found

Performance

1.24 s

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.

Organization

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

STARTO ENTERTAINMENT 公式サイト｜アーティストの最新情報、関連サービス情報を掲載しています。

X (Twitter)YouTube X (Twitter)Facebook

Meta tags

Title: STARTO ENTERTAINMENT
Description: STARTO ENTERTAINMENT 公式サイト｜アーティストの最新情報、関連サービス情報を掲載しています。
Canonical: https://starto.jp
Language: ja
Charset: UTF-8
Viewport: width=device-width
Robots meta: ALL
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: Amazon
Subject: starto.jp
Valid from: Oct 7, 2025
Valid to: Nov 5, 2026
Days until expiry: 100
SAN domains: starto.jp, *.starto.jp

Security headers

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

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 8 · H3 104

Links

137 internal · 63 external · 20 broken

Images

152 total · 0 missing alt

Scripts / Styles

22 scripts · 5 stylesheets

JS / CSS size

6.5 KB · 9.2 KB

Page size

205 KB

Robots.txt & Sitemap

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

SEO issues

No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://starto.jp
Final URL: https://starto.jp
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.23 s
HTML size: 205 KB
Redirect chain: https://starto.jp

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