Summary
- HTTP status
- 200
- IP address
- 217.196.149.50, 2a02:16a8:dc51::50
- ASN
- —
- Hosting provider
- —
- Country
- —
- Title
- PostgreSQL: The world's most advanced open source database
- Description
- The official site for PostgreSQL, the world's most advanced open source database
- Language
- en
- Server
- nginx
- Generator
- —
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- postgresql.org
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 (YR2)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- archives.postgresql.org, postgresql.org, stackbuilder.postgresql.org, www.postgresql.org, zakdorn.postgresql.org
- Valid from
- September 30, 2026
- Valid until
- December 29, 2026 (expires in 89 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.postgresql.org/sitemap.xml | 29,594 pages | September 24, 2026 |
Redirects
- 301 https://postgresql.org/
- 200 https://www.postgresql.org/ — Final page
Outgoing links
The home page links to 1 other website.