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Free Online Textbooks, Flashcards, 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 frodo.ck12.org: 54.159.166.66. Subnet identifier ranges from 54.144.0.0 to 54.159.255.255. Classless Inter-Domain Routing (CIDR) is 54.144.0.0/12. ARIN net type is Direct Allocation.
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At present, the WHOIS information for frodo.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 frodo.ck12.org's registration and ownership status at this time.
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