valuebooks.jp
古本買取・販売バリューブックス|本棚まるごとスマホで簡単査定
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Great
Summary
本を売って、買って、管理する。本好きのための無料会員制サイト。スマホ撮影で買取額がわかる「本棚スキャン」や、オンライン本棚「ライブラリ」など、本の�… This website uses Apache. SEO is fair (60/100) and accessibility is excellent (90/100). Security scores good (80/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
本を売って、買って、管理する。本好きのための無料会員制サイト。スマホ撮影で買取額がわかる「本棚スキャン」や、オンライン本棚「ライブラリ」など、本のある暮らしをサポートします。
Top issues to fix
9 issues found · 3 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.
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.
4 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
+3 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
351 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
本を売って、買って、管理する。本好きのための無料会員制サイト。スマホ撮影で買取額がわかる「本棚スキャン」や、オンライン本棚「ライブラリ」など、本のある暮らしをサポートします。
Meta tags
- Title
- 古本買取・販売バリューブックス|本棚まるごとスマホで簡単査定
- Description
- 本を売って、買って、管理する。本好きのための無料会員制サイト。スマホ撮影で買取額がわかる「本棚スキャン」や、オンライン本棚「ライブラリ」など、本のある暮らしをサポートします。
- Canonical
- https://www.valuebooks.jp
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no
- Robots meta
- Manifest
- https://www.valuebooks.jp/manifest.webmanifest
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
- GlobalSign nv-sa
- Subject
- *.valuebooks.jp
- Valid from
- Sep 9, 2025
- Valid to
- Oct 11, 2026
- Days until expiry
- 74
- SAN domains
- *.valuebooks.jp, valuebooks.jp
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 4 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
0 internal · 0 external · 0 broken
Images
0 total · 0 missing alt
Scripts / Styles
17 scripts · 22 stylesheets
JS / CSS size
788 B · 88 B
Page size
19.1 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
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://valuebooks.jp
- Final URL
- https://www.valuebooks.jp/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 351 ms
- HTML size
- 19.1 KB
- Redirect chain
- https://valuebooks.jp → https://www.valuebooks.jp/
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Frequently asked questions
- What technology does valuebooks.jp use?
- valuebooks.jp is built with Laravel, jQuery, Google Analytics, Apache.
- Is valuebooks.jp secure (HTTPS)?
- Yes. valuebooks.jp uses TLS 1.2 with a certificate issued by GlobalSign nv-sa, valid until Oct 11, 2026.
- Who hosts valuebooks.jp?
- Hosting provider information for valuebooks.jp is not available yet.
- What is valuebooks.jp's SEO score?
- valuebooks.jp scored 60/100 for SEO in the latest analysis (fair).
- What is valuebooks.jp's overall website score?
- valuebooks.jp has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card