reversion.jp
TOP | Re:version
Last scanned Jul 27, 2026, 3:43 PM
Overall score
Great
Summary
Re:versionは人力RPGをあきらめない。PBW（プレイバイウェブ）ゲームの企画・運営を行う会社です。. This website uses Google Analytics hosted on Fastly behind Fastly CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
Re:versionは人力RPGをあきらめない。PBW（プレイバイウェブ）ゲームの企画・運営を行う会社です。
- United States
- Hosted on Fastly
Top issues to fix
8 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
455 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Re:versionは人力RPGをあきらめない。PBW（プレイバイウェブ）ゲームの企画・運営を行う会社です。
Meta tags
- Title
- TOP | Re:version
- Description
- Re:versionは人力RPGをあきらめない。PBW（プレイバイウェブ）ゲームの企画・運営を行う会社です。
- Canonical
- https://www.reversion.jp/
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA |
|
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.reversion.jp
- Valid from
- Jun 26, 2026
- Valid to
- Sep 24, 2026
- Days until expiry
- 58
- SAN domains
- reversion.jp, www.reversion.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 2 · H3 0
Links
4 internal · 4 external · 1 broken
Images
17 total · 3 missing alt
Scripts / Styles
4 scripts · 1 stylesheets
JS / CSS size
2.2 KB · 40.4 KB
Page size
18.8 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
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://reversion.jp
- Final URL
- https://www.reversion.jp/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 455 ms
- HTML size
- 18.8 KB
- Redirect chain
- https://reversion.jp → https://www.reversion.jp/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does reversion.jp use?
- reversion.jp is built with Google Analytics.
- Is reversion.jp secure (HTTPS)?
- Yes. reversion.jp uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 24, 2026.
- Who hosts reversion.jp?
- reversion.jp is hosted on Fastly, behind Fastly CDN.
- What is reversion.jp's SEO score?
- reversion.jp scored 80/100 for SEO in the latest analysis (great).
- What is reversion.jp's overall website score?
- reversion.jp has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card