What powers 
rtems.org?
Last seen Aug 2026 · 25 technologies across 14 categories
Analytics
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Message boards
Miscellaneous
Programming languages
Rich text editors
Security
Static site generator
UI frameworks
Web frameworks
Web Servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| rtems | #1 | 15 |
| libogc | #5 | 10 |
| real time os | #48 | 4 |
| real time operating system | #28 | 4 |
| real-time operating system | #19 | 2 |
| rtems os | #4 | 2 |
| open source real-time operating system | #7 | 2 |
| real time operating system linux | #54 | 1 |
| open source rtos | #7 | 1 |
| emfisis | #6 | 1 |
| best real time os | #70 | 0 |
| best real time operating system | #68 | 0 |
| ti-rtos | #41 | 0 |
| ti-rtos | #41 | 0 |
| what is real time in operating system | #44 | 0 |
| what is the real time operating system | #35 | 0 |
| arm rtos | #50 | 0 |
| real-time systems in os | #83 | 0 |
| real-time system in os | #74 | 0 |
| real-time system in operating system | #81 | 0 |
| real-time os list | #24 | 0 |
| real time os windows | #28 | 0 |
| rtoss | #84 | 0 |
| rtos linux | #48 | 0 |
| rtos gui | #30 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
5.27 / 10 · ranked #219,407 of all domains
106 referring domains · OpenPageRank
Search traffic
42 est. monthly organic visits (US)
33 keywords in Google's top 30
Page
- Weight: 1.1 MB · 12 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on LINK-OREGON (140.211.10.170)
- DNS: rtems.org
- Email: rtems.org
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 47,552, 13 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| gitlab.rtems.org | 15 |
| users.rtems.org | 10 |
| docs.rtems.org | 8 |
| projects.rtems.org | 8 |
| www.rtems.org | 8 |
| devel.rtems.org | 6 |
| ftp.rtems.org | 3 |
| lists.rtems.org | 3 |