Summary
- HTTP status
- 200
- IP address
- 172.67.155.210, 104.21.56.195, 2606:4700:3033::6815:38c3, 2606:4700:3032::ac43:9bd2
- ASN
- —
- Hosting provider
- Cloudflare, Inc.
- Country
- US
- Title
- Dr. Rolf Claessen - Ihr Patentanwalt für Patente, Marken & Designs
- Description
- Jetzt mit Patentanwalt Rolf Claessen arbeiten oder ihn als Speaker buchen. Außerdem: Praxisnahes Wissens rund um Marken, Patente & Designs.
- Language
- de-DE
- Server
- cloudflare
- Generator
- WordPress 7.1.2
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- rolfclaessen.com
SSL/TLS certificate
The SSL/TLS certificate encrypts exchanges between visitors and the website (HTTPS) and proves its identity. It is issued by a certificate authority after a more or less thorough check: of the domain name only (DV), of the organization that owns it (OV), or extended validation (EV).
Free certificate issued by Let's Encrypt: valid for a few months, it is renewed automatically.
- Certificate authority
- Let's Encrypt (YE2)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- *.rolfclaessen.com, rolfclaessen.com
- Valid from
- September 23, 2026
- Valid until
- December 22, 2026 (expires in 81 days)
- Protocol
- TLSv1.3
- Key
- ECDSA 256 bits
Sitemap
A sitemap lists the pages of a website to help search engines discover them. It can have any name when it is declared in the robots.txt file.
The robots.txt file declares 2 sitemaps.
| File | Content | Last modified |
|---|---|---|
| https://rolfclaessen.com/sitemap.xml | Index of 2 sitemaps | September 23, 2026 |
| https://rolfclaessen.com/sitemap_index.xml | Index of 2 sitemaps | September 23, 2026 |
Redirects
The website address does not redirect.
Outgoing links
The home page links to 11 other websites.