seelmann.it
SEELMANN IT - IT Services für Geschäfts- und Privatkunden
Last scanned Jul 26, 2026, 1:49 PM
Overall score
Great
Summary
SEELMANN IT - Ihr kompetenter Partner rund um IT. This website uses PHP hosted on IONOS-AS - IONOS SE, DE. SEO is good (75/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Missing canonical link.
SEELMANN IT - Ihr kompetenter Partner rund um IT
- Germany
- Hosted on IONOS-AS - IONOS SE, DE
Top issues to fix
10 issues found · 1 high priority
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.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
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.
+4 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
183 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
SEELMANN IT - Ihr kompetenter Partner rund um IT
Contact
Email, phone, and address published on this site's own pages.
- info@seelmann.it
- Phone
- 093212649520
Meta tags
- Title
- SEELMANN IT - IT Services für Geschäfts- und Privatkunden
- Description
- SEELMANN IT - Ihr kompetenter Partner rund um IT
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, minimum-scale=1.0, shrink-to-fit=no
- Robots meta
- Manifest
- https://seelmann.it/site.webmanifest?v=240301090753
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- IONOS-AS - IONOS SE, DE
- CDN provider
- —
- IP address
- 85.215.47.13
- ASN
- AS8560 (IONOS-AS - IONOS SE, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- seelmann.it
- Valid from
- Jun 23, 2026
- Valid to
- Sep 21, 2026
- Days until expiry
- 54
- SAN domains
- *.seelmann.it, its-seelmann.de, seelmann-it.com, seelmann-it.de, seelmann-it.eu, seelmann-it.net, seelmann.it, www.its-seelmann.de, www.seelmann-it.com, www.seelmann-it.de, www.seelmann-it.eu, www.seelmann-it.net
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 1 cookie(s) observed
Content & assets
Headings
H1 2 · H2 14 · H3 12
Links
66 internal · 4 external · 1 broken
Images
70 total · 4 missing alt
Scripts / Styles
7 scripts · 21 stylesheets
JS / CSS size
534 KB · 1.6 MB
Page size
145 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 25
- sitemap.xml
- Found
- URLs in sitemap
- 35
SEO issues
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
- Missing <html lang> attribute
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://seelmann.it
- Final URL
- https://seelmann.it
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 181 ms
- HTML size
- 145 KB
- Redirect chain
- https://seelmann.it
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does seelmann.it use?
- seelmann.it is built with PHP, Bootstrap, jQuery, Nginx.
- Is seelmann.it secure (HTTPS)?
- Yes. seelmann.it uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 21, 2026.
- Who hosts seelmann.it?
- seelmann.it is hosted on IONOS-AS - IONOS SE, DE.
- What is seelmann.it's SEO score?
- seelmann.it scored 75/100 for SEO in the latest analysis (fair).
- What is seelmann.it's overall website score?
- seelmann.it has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Is seelmann.it hiring?
- seelmann.it has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card