| IP | 203.81.0.0/21 | [ PTR | Hash ] |
|---|---|---|
| Location | 中国福建电信 | |
| IP in Binary | 11001011 01010001 00000000 00000000 | |
| IP in Hex | CB510000 | |
| IP in Decimal | 3411083264 | |
| IP in Decimal(Signed integer) | -883884032 | |
| Network | 203.81.0.0 | |
| Broadcast | 203.81.7.255 | |
| Netmask | 255.255.248.0 | |
| Wildcard Mask | 0.0.7.255 | |
| Hosts Bits | 11 | |
| Address Ranges | 203.81.0.0 - 203.81.7.255 | |
| Total Addresses | 2046 | |
| Available Addresses | 2044 | |
| Host Range | 203.81.0.1 - 203.81.7.254 | |
| Web Ping | ... |