Summary
- HTTP status
- 200
- IP address
- 192.248.189.215, 2001:19f0:6c00:1634:925a:8ff:fe78:43ec
- ASN
- —
- Hosting provider
- RIPE Network Coordination Centre
- Country
- NL
- Title
- ZX2C4
- Description
- The portal for geek projects of Jason A. Donenfeld, also known as ZX2C4.
- Language
- en
- Server
- ZX2C4 Web Server
- Generator
- —
- Certificate
- ValidLet's Encrypt
- Sitemap
- Missing
- Domain name
- zx2c4.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 (YE1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- www.zx2c4.com
- Valid from
- August 20, 2026
- Valid until
- November 18, 2026 (expires in 46 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 does not declare any sitemap: the usual locations were checked.
No sitemap found.
Redirects
- 301 https://zx2c4.com/
- 200 https://www.zx2c4.com/ — Final page
Outgoing links
The home page links to 2 other websites.