What technology does z-z.jp use?

z-z.jp is built with Google Ads, Nginx.

Is z-z.jp secure (HTTPS)?

Yes. z-z.jp uses TLS 1.3 with a certificate issued by CloudSecure Corporation, valid until Jan 6, 2027.

Hosting provider information for z-z.jp is not available yet.

What is z-z.jp's SEO score?

z-z.jp scored 70/100 for SEO in the latest analysis (fair).

What is z-z.jp's overall website score?

z-z.jp has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.

z-z.jp

Z-Z BOARD: 全デバイス対応の無料レンタル掲示板

Last scanned Jul 26, 2026, 5:47 AM

Overall score

Great

Summary

スマホ・パソコン・タブレット・ガラケー等、全デバイス対応の無料のレンタル掲示板サービス。Webプッシュ通知・LINE・メール・RSSで投稿通知。LINEログイン等、��… This website uses Nginx. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.

スマホ・パソコン・タブレット・ガラケー等、全デバイス対応の無料のレンタル掲示板サービス。Webプッシュ通知・LINE・メール・RSSで投稿通知。LINEログイン等、荒らし対策も万全。画像・Twitter・インスタ・YouTube・TikTok等の埋込対応。スレッドと一覧タイプ。

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.
Title longer than 60 characters
SEO
Shorten the title to under 60 characters so search results don't truncate it.
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

5 issue(s) found

Performance

2.47 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.

Meta tags

Title: Z-Z BOARD: 全デバイス対応の無料レンタル掲示板
Description: スマホ・パソコン・タブレット・ガラケー等、全デバイス対応の無料のレンタル掲示板サービス。Webプッシュ通知・LINE・メール・RSSで投稿通知。LINEログイン等、荒らし対策も万全。画像・Twitter・インスタ・YouTube・TikTok等の埋込対応。スレッドと一覧タイプ。
Canonical: https://z-z.jp/
Language: ja
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest: https://z-z.jp/icon/site.webmanifest

Technologies

Detected frameworks, languages, and tools.

Google Ads Nginx

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 1.3
Issuer: CloudSecure Corporation
Subject: z-z.jp
Valid from: Jun 22, 2026
Valid to: Jan 6, 2027
Days until expiry: 162
SAN domains: z-z.jp, www.z-z.jp

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 2 · H3 19

Links

14 internal · 0 external · 6 broken

Images

15 total · 0 missing alt

Scripts / Styles

2 scripts · 2 stylesheets

JS / CSS size

188 B · 0 B

Page size

16.2 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 structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://z-z.jp
Final URL: https://z-z.jp
HTTP status: 200
HTTP version: HTTP/2
Response time: 2.47 s
HTML size: 16.2 KB
Redirect chain: https://z-z.jp

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does z-z.jp use?: z-z.jp is built with Google Ads, Nginx.
Is z-z.jp secure (HTTPS)?: Yes. z-z.jp uses TLS 1.3 with a certificate issued by CloudSecure Corporation, valid until Jan 6, 2027.
Who hosts z-z.jp?: Hosting provider information for z-z.jp is not available yet.
What is z-z.jp's SEO score?: z-z.jp scored 70/100 for SEO in the latest analysis (fair).
What is z-z.jp's overall website score?: z-z.jp has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.