Summary
- HTTP status
- 200
- IP address
- 185.199.218.8, 2a0a:a3c0:0:d2e8::1
- ASN
- —
- Hosting provider
- —
- Country
- —
- Title
- Sichere Infrastrukturen & Informationssicherheit | SerNet
- Description
- SerNet ist Dienstleisterin für Informationssicherheit. Bei uns finden Sie Produkte und Services rund um sichere IT – wirtschaftlich und rechtssicher betrieben.
- Language
- de
- Server
- Apache
- Generator
- TYPO3 CMS
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- sernet.de
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 (YR1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- sernet.de, www.sernet.de
- Valid from
- August 13, 2026
- Valid until
- November 11, 2026 (expires in 40 days)
- Protocol
- TLSv1.3
- Key
- RSA 4096 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 1 sitemap.
| File | Content | Last modified |
|---|---|---|
| https://www.sernet.de/sitemap.xml | Index of 1 sitemap | October 2, 2026 |
Redirects
- 301 https://sernet.de/
- 200 https://www.sernet.de/ — Final page
Outgoing links
The home page links to 5 other websites.