hdsentinel.com
Hard Disk Sentinel - HDD health and temperature monitoring
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Great
Summary
Monitoring hard disk health and temperature. This website uses Google Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing canonical link.
Monitoring hard disk health and temperature. Test and repair HDD problems, predict disk failure.
- United States
- Hosted on Cloudflare
Top issues to fix
7 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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+1 more issue — details in the sections below.
SEO
3 issue(s) found
Performance
577 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Monitoring hard disk health and temperature. Test and repair HDD problems, predict disk failure.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Hard Disk Sentinel - HDD health and temperature monitoring
- Description
- Monitoring hard disk health and temperature. Test and repair HDD problems, predict disk failure.
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index,follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 172.67.203.86
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- hdsentinel.com
- Valid from
- Jul 17, 2026
- Valid to
- Oct 15, 2026
- Days until expiry
- 50
- SAN domains
- hdsentinel.com, *.hdsentinel.com
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 1 · H3 2
Links
49 internal · 2 external · 0 broken
Images
4 total · 0 missing alt
Scripts / Styles
7 scripts · 3 stylesheets
JS / CSS size
31.7 KB · 0 B
Page size
20.2 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 4
- sitemap.xml
- Found
- URLs in sitemap
- 4148
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://hdsentinel.com
- Final URL
- https://www.hdsentinel.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 577 ms
- HTML size
- 20.2 KB
- Redirect chain
- https://hdsentinel.com → https://www.hdsentinel.com/
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Frequently asked questions
- What technology does hdsentinel.com use?
- hdsentinel.com is built with jQuery, Google Analytics, Cloudflare Analytics.
- Is hdsentinel.com secure (HTTPS)?
- Yes. hdsentinel.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 15, 2026.
- Who hosts hdsentinel.com?
- hdsentinel.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is hdsentinel.com's SEO score?
- hdsentinel.com scored 80/100 for SEO in the latest analysis (great).
- What is hdsentinel.com's overall website score?
- hdsentinel.com has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card