Summary
- HTTP status
- 200
- IP address
- 104.199.113.171
- ASN
- —
- Hosting provider
- Google LLC
- Country
- US
- Title
- NumFOCUS: A Nonprofit Supporting Open Code for Better Science
- Description
- NumFOCUS promotes open practices in research, data, and scientific computing. We run educational programs and fiscal sponsorship of open source projects.
- Language
- en-US
- Server
- nginx · WP Engine
- Generator
- NumFOCUS v.3.0.86.1510027145
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- numfocus.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 (YR1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- numfocus.org
- Valid from
- September 20, 2026
- Valid until
- December 19, 2026 (expires in 78 days)
- Protocol
- TLSv1.3
- Key
- RSA 2048 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.numfocus.org/sitemap_index.xml | Index of 4 sitemaps | September 22, 2026 |
Redirects
The website address does not redirect.
Outgoing links
The home page links to 7 other websites.