Those Utilities
Word Unscrambler
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Case Converter
Password Generator
8
IPv4 Address Ranges
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Private (RFC 1918)
| CIDR | Range | Addresses |
|---|---|---|
| 10.0.0.0/8 | 10.0.0.0 – 10.255.255.255 | 16,777,216 |
| 172.16.0.0/12 | 172.16.0.0 – 172.31.255.255 | 1,048,576 |
| 192.168.0.0/16 | 192.168.0.0 – 192.168.255.255 | 65,536 |
Public
Any address outside the private and reserved blocks is publicly routable on the internet — for example 1.0.0.0 – 9.255.255.255 or 11.0.0.0 – 100.63.255.255.
Other reserved
| CIDR | Range | Use |
|---|---|---|
| 127.0.0.0/8 | 127.0.0.0 – 127.255.255.255 | Loopback |
| 169.254.0.0/16 | 169.254.0.0 – 169.254.255.255 | Link-local (APIPA) |
| 100.64.0.0/10 | 100.64.0.0 – 100.127.255.255 | Carrier-grade NAT |
Days Between Dates
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Time
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