Rappel sur les classes ip
Par pepin le mercredi, avril 3 2019, 01:54 - Réseau - Lien permanent
Private IP Address Ranges
Address ranges below are reserved by IANA for private intranets, and not routable to the Internet. For additional information, see RFC 1918.
- 10.0.0.0 ~ 10.255.255.255 (10.0.0.0/8 prefix)
- 172.16.0.0 ~ 172.31.255.255 (172.16.0.0/12 prefix)
- 192.168.0.0 ~ 192.168.255.255 (192.168.0.0/16 prefix)
Reserved and special use addresses
- 0.0.0.0/8 - Current network (only valid as source address) RFC 1700
- 127.0.0.0 is reserved for loopback and IPC on the localhost.
- 127.0.0.1 ~ 127.255.255.254 (127.0.0.0/8) - loopback IP addresses (refers to self) RFC 5735
- 192.0.0.0/24 - reserved (IANA) RFC 5735
- 192.88.99.0/24 - IPv6 to IPv4 relay. RFC 3068
- 198.18.0.0/15 - network benchmark tests. RFC 2544
- 198.51.100.0/24 - TEST-NET-2. RFC 5737
- 203.0.113.0/24 - TEST-NET-3. RFC 5737
- 224.0.0.0 ~ 239.255.255.255 (224.0.0.0/4) reserved for multicast addresses. RFC 3171
- 240.0.0.0/4 - reserved (former Class E network) RFC 1700
- 255.255.255.255 is the limited broadcast address (limited to all other nodes on the LAN) RFC 919
- 255 in any part of the IP is reserved for broadcast addressing
- 0.0.0.0 in routing context means the default route (to "the rest of" the internet) RFC 1700
- 0.0.0.0 in the context of firewalls means "all addresses of the local machine" RFC 1700