172.31.16.0/20
172.31.0.0/20
172.31.32.0/20
172.31.0.0/20
172.31.32.0/20
https://www.davidc.net/sites/default/subnets/subnets.html [Subnetting] [It Divides Ranges]
5 Hosts are reserved by AWS
1)0 : Network Name
2) 1: Router
3) 2: DNS Name Server
4) Unknown
5)Broadcasting Netcasting
172.31.0.0/20
172.31.16.0/20
172.31.32.0/20
172.31.48.0/20
172.31.64.0/20
172.31.80.0/20
10.0.0.0/8=10.0.0.0 – 10.255.255.255
192.168.0.0/16=192.168.0.0 – 192.168.255.255
172.16.0.0/12=172.16.0.0 – 172.31.255.255
http://help.collab.net/index.jsp?topic=/teamforge171/faq/privateIP.html
An address is Private if it starts with:
- 10 or
- 192.168 or
- 172.[16-31]
