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Free Online Textbooks, Flashcards, Adaptive Practice, Real World Examples, Simulations | CK-12 Foundation
CK-12 Foundation provides a library of free online textbooks, videos, exercises, flashcards, and real world applications for over 5000 concepts from arithmetic to history
This website is hosted with Amazon Technologies Inc., which reserves the following IP addresses for thor.ck12.org: 54.158.54.213. Subnet identifier ranges from 35.152.0.0 to 35.183.255.255. Classless Inter-Domain Routing (CIDR) is 35.152.0.0/13, 35.176.0.0/13, 35.160.0.0/12. ARIN net type is Direct Allocation.
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At present, the WHOIS information for thor.ck12.org 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 thor.ck12.org's registration and ownership status at this time.
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