ichijo.co.jp
「家は、性能。」こだわりの家づくりなら一条工務店｜住宅メーカー（ハウスメーカー）
Last scanned Aug 24, 2026, 1:22 PM · 1 view
Overall score
Excellent
Summary
一条工務店【公式サイト】性能を追求する住宅メーカー、一条工務店です。省エネ10冠・創エネ5冠。累積約20万棟の建築実績。住宅商品紹介、展示場一覧や、耐震��… This website uses jQuery behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (95/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
一条工務店【公式サイト】性能を追求する住宅メーカー、一条工務店です。省エネ10冠・創エネ5冠。累積約20万棟の建築実績。住宅商品紹介、展示場一覧や、耐震、耐久、省エネ、健康、全てに妥協しない高性能な住まいへのこだわりを支える一条のテクノロジー、家づくりの基礎知識をご紹介しています。
Top issues to fix
6 issues found
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
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.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
771 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- 「家は、性能。」こだわりの家づくりなら一条工務店｜住宅メーカー（ハウスメーカー）
- Description
- 一条工務店【公式サイト】性能を追求する住宅メーカー、一条工務店です。省エネ10冠・創エネ5冠。累積約20万棟の建築実績。住宅商品紹介、展示場一覧や、耐震、耐久、省エネ、健康、全てに妥協しない高性能な住まいへのこだわりを支える一条のテクノロジー、家づくりの基礎知識をご紹介しています。
- Canonical
- https://www.ichijo.co.jp/
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- GlobalSign nv-sa
- Subject
- www.ichijo.co.jp
- Valid from
- Apr 30, 2026
- Valid to
- Nov 15, 2026
- Days until expiry
- 82
- SAN domains
- www.ichijo.co.jp, ichijo.co.jp
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 14 · H3 15
Links
154 internal · 26 external · 20 broken
Images
175 total · 0 missing alt
Scripts / Styles
8 scripts · 7 stylesheets
JS / CSS size
336 B · 0 B
Page size
113 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
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://ichijo.co.jp
- Final URL
- https://www.ichijo.co.jp/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 769 ms
- HTML size
- 113 KB
- Redirect chain
- https://ichijo.co.jp → https://www.ichijo.co.jp/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does ichijo.co.jp use?
- ichijo.co.jp is built with jQuery.
- Is ichijo.co.jp secure (HTTPS)?
- Yes. ichijo.co.jp uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Nov 15, 2026.
- Who hosts ichijo.co.jp?
- Hosting provider information for ichijo.co.jp is not available yet.
- What is ichijo.co.jp's SEO score?
- ichijo.co.jp scored 80/100 for SEO in the latest analysis (great).
- What is ichijo.co.jp's overall website score?
- ichijo.co.jp has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card