jprs.jp
JPドメイン名のサービス案内 | JPRS
Last scanned Aug 2, 2026, 2:00 PM · 7 views
Overall score
Fair
Summary
JPドメイン名の登録管理業務とDNSの運用を行っている株式会社日本レジストリサービス(JPRS)による、JPドメイン名サービス総合案内サイトです。. This website uses jQuery. SEO is fair (55/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
JPドメイン名の登録管理業務とDNSの運用を行っている株式会社日本レジストリサービス(JPRS)による、JPドメイン名サービス総合案内サイトです。
Top issues to fix
11 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd 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
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+5 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
134 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-2 overall since Jul 26, 2026
- Overall
- 78
- SEO
- 55
- Security
- 75
- Performance
- 100
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
JPドメイン名の登録管理業務とDNSの運用を行っている株式会社日本レジストリサービス(JPRS)による、JPドメイン名サービス総合案内サイトです。
Meta tags
- Title
- JPドメイン名のサービス案内 | JPRS
- Description
- JPドメイン名の登録管理業務とDNSの運用を行っている株式会社日本レジストリサービス(JPRS)による、JPドメイン名サービス総合案内サイトです。
- Canonical
- Language
- ja
- Charset
- utf-8
- Viewport
- width=1024
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Japan Registry Services Co., Ltd.
- Subject
- jprs.jp
- Valid from
- Mar 31, 2026
- Valid to
- Sep 30, 2026
- Days until expiry
- 59
- SAN domains
- jprs.jp, www.jprs.jp
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 0
Links
308 internal · 43 external · 20 broken
Images
32 total · 0 missing alt
Scripts / Styles
8 scripts · 4 stylesheets
JS / CSS size
651 B · 842 B
Page size
52.5 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
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://jprs.jp
- Final URL
- https://jprs.jp
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 133 ms
- HTML size
- 52.5 KB
- Redirect chain
- https://jprs.jp
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Frequently asked questions
- What technology does jprs.jp use?
- jprs.jp is built with jQuery.
- Is jprs.jp secure (HTTPS)?
- Yes. jprs.jp uses TLS 1.2 with a certificate issued by Japan Registry Services Co., Ltd., valid until Sep 30, 2026.
- Who hosts jprs.jp?
- Hosting provider information for jprs.jp is not available yet.
- What is jprs.jp's SEO score?
- jprs.jp scored 55/100 for SEO in the latest analysis (fair).
- What is jprs.jp's overall website score?
- jprs.jp has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
- Has jprs.jp's score changed over time?
- jprs.jp's overall score has declined by 2 points (from 80 to 78) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card