pqrs.org
pqrs.org
Last scanned Aug 5, 2026, 8:00 AM · 13 views
Overall score
Fair
Summary
This website uses Nginx hosted on SAKURA-A - SAKURA Internet Inc., JP. SEO is fair (55/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Missing meta description.
- Japan
- Hosted on SAKURA-A - SAKURA Internet Inc., JP
Top issues to fix
12 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.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+6 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
142 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-2 overall since Jul 27, 2026
- Overall
- 76
- SEO
- 55
- Security
- 75
- Performance
- 90
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- tekezo@pqrs.org
Meta tags
- Title
- pqrs.org
- Description
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- SAKURA-A - SAKURA Internet Inc., JP
- CDN provider
- —
- IP address
- 133.242.162.147
- ASN
- AS7684 (SAKURA-A - SAKURA Internet Inc., JP)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- pqrs.org
- Valid from
- Jun 11, 2026
- Valid to
- Sep 9, 2026
- Days until expiry
- 35
- SAN domains
- appcast.pqrs.org, pqrs.org, u.pqrs.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 6 · H2 0 · H3 0
Links
1 internal · 304 external · 1 broken
Images
298 total · 0 missing alt
Scripts / Styles
3 scripts · 2 stylesheets
JS / CSS size
79.2 KB · 2.5 KB
Page size
10.6 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Missing <html lang> attribute
Scan details
- Requested URL
- https://pqrs.org
- Final URL
- https://pqrs.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 142 ms
- HTML size
- 10.6 KB
- Redirect chain
- https://pqrs.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does pqrs.org use?
- pqrs.org is built with Bootstrap, jQuery, Nginx.
- Is pqrs.org secure (HTTPS)?
- Yes. pqrs.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 9, 2026.
- Who hosts pqrs.org?
- pqrs.org is hosted on SAKURA-A - SAKURA Internet Inc., JP.
- What is pqrs.org's SEO score?
- pqrs.org scored 55/100 for SEO in the latest analysis (fair).
- What is pqrs.org's overall website score?
- pqrs.org has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
- Has pqrs.org's score changed over time?
- pqrs.org's overall score has declined by 2 points (from 78 to 76) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card