some more IPv4 addresses
wikipedia links:
- RESERVED ips >> reserved addresses: https://en.wikipedia.org/wiki/Reserved_IP_addresses
- PRIVATE ip-addresses: https://en.wikipedia.org/wiki/Private_network
- NAT: https://en.wikipedia.org/wiki/Network_address_translation
- CIDR: https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing
- Historical general ip: https://en.wikipedia.org/wiki/IP_address
- Classful remains: https://en.wikipedia.org/wiki/List_of_assigned_/8_IPv4_address_blocks