What powers irf.se?
Last seen Jun 2026 · 7 technologies across 5 categories
Miscellaneous
Programming languages
Security
Static site generator
Web servers
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| saturn e ring | #71 | 57 |
| mars express spacecraft | #99 | 25 |
| irf | #44 | 11 |
| bepicolombo | #89 | 3 |
| kiruna live camera | #3 | 3 |
| camera 2005 | #94 | 1 |
| chandrayaan-1 satellite | #33 | 1 |
| chandrayaan 1 | #26 | 1 |
| ume universitet | #75 | 1 |
| all sky camera | #50 | 1 |
| norrsken | #57 | 1 |
| cameras in the sky | #26 | 0 |
| cassini timeline | #63 | 0 |
| cassini spacecraft timeline | #67 | 0 |
| chandrayaan-1 | #23 | 0 |
| sverige webcam | #34 | 0 |
| sweden space program | #22 | 0 |
| sweden aurora borealis forecast | #61 | 0 |
| swarm satellites | #34 | 0 |
| te2 protons and electrons | #46 | 0 |
| there are no auroras on venus because it | #74 | 0 |
| there are no auroras on venus because it | #74 | 0 |
| ulysses space probe | #87 | 0 |
| venus orbiter | #53 | 0 |
| venus cross section | #64 | 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.
Audience
- 53% phone
- 47% desktop
Sweden
Japan
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.56 / 10 · ranked #72,322 of all domains
260 referring domains · OpenPageRank
Search traffic
110 est. monthly organic visits (US)
96 keywords in Google's top 30
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Swedish
- Weight: 1.0 MB · 19 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| spaceweather.irf.se | 5 |
| www.irf.se | 5 |
| firmament.irf.se | 4 |
| www2.irf.se | 1 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server Jun 2026
- dropped Ubuntu Jun 2026
- detected Open Graph Oct 2025