What powers gemini.edu?
Last seen Jun 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Aug 2018
Matomo Analytics
since Aug 2023
CDN
Google Hosted Libraries
since Dec 2022
CMS
Databases
MySQL
since May 2023
Font scripts
Twitter Emoji (Twemoji)
since May 2023
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since May 2023
Operating systems
CentOS
since May 2023
PaaS
Amazon Web Services
since Aug 2022
Programming languages
PHP
since Aug 2018
Security
HSTS
since Dec 2022
UI frameworks
Web servers
Apache HTTP Server
since Dec 2022
Nginx
since Aug 2018
Webmail
Google Workspace
since Aug 2022
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| gemini | #3 | 540,000 |
| zorro | #14 | 510 |
| south chile | #60 | 390 |
| maroon | #31 | 350 |
| gemini north observatory | #2 | 210 |
| nsf national science foundation | #68 | 160 |
| mauna kea | #87 | 160 |
| nifs | #9 | 150 |
| pi t | #19 | 120 |
| observatory telescope | #5 | 61 |
| hydrogen lines | #2 | 59 |
| ngc 6946 | #4 | 39 |
| sud | #95 | 38 |
| gemini scorpio | #5 | 38 |
| gemini timing | #3 | 31 |
| paschen series | #5 | 28 |
| betelgeuse supernova | #60 | 25 |
| keck university | #63 | 25 |
| gmos | #15 | 25 |
| flamingos | #55 | 23 |
| astronomy tools | #39 | 21 |
| fast turnaround | #3 | 20 |
| gemini twins | #16 | 19 |
| gemini south observatory | #2 | 18 |
| gemini north | #2 | 18 |
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
- 78% desktop
- 22% phone
Chile
United States
Brazil
Hong Kong SAR China
China
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.02 / 10 · ranked #43,208 of all domains
721 referring domains · OpenPageRank
Search traffic
543,300 est. monthly organic visits (US)
1,014 keywords in Google's top 30
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.8 MB · 53 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| drforum.gemini.edu | 12 |
| gemini.edu | 10 |
| www.gemini.edu | 10 |
| archive.gemini.edu | 6 |
| webarchive.gemini.edu | 3 |