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Which of these address blocks is reserved for private networks by RFC 1918?

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  1. 172.0.0.0 to 172.15.255.255
  2. 169.254.0.0 to 169.254.255.255
  3. 172.16.0.0 to 172.31.255.255

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References

  1. IETF RFC 1918, Address Allocation for Private Internets www.rfc-editor.org/rfc/rfc1918 Checked 2026-10-10.

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