klein.com
Advanced Sonar Imaging for Hydrographic, Offshore & Military Applications - Klein Marine Systems
Last scanned Jul 22, 2026, 5:57 PM · 1 view
Overall score
Excellent
Summary
Klein Marine Systems was established in 1969 and is the world’s leading supplier of side scan sonar systems. This website uses Apache hosted on OVH - OVH SAS, FR. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Klein Marine Systems was established in 1969 and is the world’s leading supplier of side scan sonar systems. Klein side scan sonar systems enjoy a worldwide reputation of excellence, founded on high-quality products and customer service.
- France
- Hosted on OVH - OVH SAS, FR
Top issues to fix
4 issues found
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
714 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Klein Marine Systems was established in 1969 and is the world’s leading supplier of side scan sonar systems. Klein side scan sonar systems enjoy a worldwide reputation of excellence, founded on high-quality products and customer service.
Contact
Email, phone, and address published on this site's own pages.
- sales@klein.com
Meta tags
- Title
- Advanced Sonar Imaging for Hydrographic, Offshore & Military Applications - Klein Marine Systems
- Description
- Klein Marine Systems was established in 1969 and is the world’s leading supplier of side scan sonar systems. Klein side scan sonar systems enjoy a worldwide reputation of excellence, founded on high-quality products and customer service.
- Canonical
- https://www.klein.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://www.klein.com/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- OVH - OVH SAS, FR
- CDN provider
- —
- IP address
- 51.195.228.252
- ASN
- AS16276 (OVH - OVH SAS, FR)
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
- www.klein.com
- Valid from
- Jul 6, 2026
- Valid to
- Oct 4, 2026
- Days until expiry
- 73
- SAN domains
- klein.com, www.klein.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 10
Links
22 internal · 2 external · 1 broken
Images
14 total · 0 missing alt
Scripts / Styles
10 scripts · 1 stylesheets
JS / CSS size
25.5 KB · 205 KB
Page size
58.0 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
Accessibility issues
No accessibility issues detected.
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://klein.com
- Final URL
- https://www.klein.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 713 ms
- HTML size
- 58.0 KB
- Redirect chain
- https://klein.com → https://www.klein.com/
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Frequently asked questions
- What technology does klein.com use?
- klein.com is built with Google Analytics, Apache.
- Is klein.com secure (HTTPS)?
- Yes. klein.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 4, 2026.
- Who hosts klein.com?
- klein.com is hosted on OVH - OVH SAS, FR.
- What is klein.com's SEO score?
- klein.com scored 80/100 for SEO in the latest analysis (great).
- What is klein.com's overall website score?
- klein.com has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.
- Is klein.com hiring?
- klein.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card