My book: 'Running IPv6' by Iljitsch van Beijnum BGPexpert My book: 'BGP' by Iljitsch van Beijnum

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This is a graphical representation of the IANA IPv4 Address Space Registry
page. This page is generally updated every saturday.

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175
176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191
192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207
208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223
224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255

Legend:

  •     AfriNIC: 4 blocks ( 67.11 million addresses)

  •     APNIC: 45 blocks (754.97 million addresses)

  •     ARIN: 36 blocks (603.98 million addresses)

  •     LACNIC: 9 blocks (150.99 million addresses)

  •     RIPE NCC: 35 blocks (587.20 million addresses)

  •     Legacy: 92 blocks (1543.50 million addresses)

  •     Reserved: 35 blocks (587.20 million addresses)

  •     Unallocated (free): 0 blocks ( 0.00 million addresses)

Comments or questions? Email me.

Last RIR data import: 21 Nov 2014 13:27:09 local time.