Summary
- HTTP status
- 200
- IP address
- 185.125.190.21, 185.125.190.29, 185.125.190.20, 2620:2d:4000:1::26, 2620:2d:4000:1::27, 2620:2d:4000:1::28
- ASN
- —
- Hosting provider
- —
- Country
- —
- Title
- Enterprise Open Source and Linux | Ubuntu
- Description
- Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
- Language
- en
- Server
- nginx/1.14.0 (Ubuntu)
- Generator
- —
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- ubuntu.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 (YR1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- ubuntu.com, www.ubuntu.com
- Valid from
- September 16, 2026
- Valid until
- December 15, 2026 (expires in 74 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 11 sitemaps.
| File | Content | Last modified |
|---|---|---|
| https://ubuntu.com/sitemap.xml | Index of 57 sitemaps | — |
| https://ubuntu.com/sitemap_tree.xml | 295 pages | September 28, 2026 |
| https://ubuntu.com/blog/sitemap.xml | Index of 15 sitemaps | September 30, 2026 |
| https://ubuntu.com/tutorials/sitemap.xml | 135 pages | July 3, 2026 |
| https://ubuntu.com/server/docs/doc-sitemap.xml | 254 pages | September 28, 2026 |
6 other declared sitemaps were not checked.
Redirects
The website address does not redirect.
Outgoing links
The home page links to 12 other websites.