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PhET: Free online physics, chemistry, biology, earth science and math simulations
Free science and math simulations for teaching STEM topics, including physics, chemistry, biology, and math, from University of Colorado Boulder
This website is hosted with CloudFlare, Inc., which reserves the following IP addresses for phet.colorado.edu: 104.21.73.176, 172.67.191.20. Moreover, DNS used with this website include boulder.colorado.edu, oldduke.colorado.edu, otis.colorado.edu. Subnet identifier ranges from 104.16.0.0 to 104.31.255.255. Classless Inter-Domain Routing (CIDR) is 104.16.0.0/12. ARIN net type is Direct Allocation.
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CloudFlare, Inc.
boulder.colorado.edu
oldduke.colorado.edu
otis.colorado.edu
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At present, the WHOIS information for phet.colorado.edu is unfortunately not available. Due to various potential reasons such as privacy protections, data maintenance, or registrar restrictions, we are unable to provide specific details about phet.colorado.edu's registration and ownership status at this time.
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