IP Find IPv6 Subnet/Network and its host address ranges

What is an IPv6 IP address its network and host address ranges?

IPv6 addresses are each 128 bits long. Because each digit in an IPv6 address can have 16 different values (from 0 to 15), each digit represents the overall value of 4 bits (one nibble), with 32 digits total. As with IPv4, CIDR notation describes ranges in terms of a common prefix of bits. For example 2001:db8::/32 means that the range described has the first 32 bits set to the binary digits 00100000000000010000110110111000. Also like IPv4, MediaWiki implements IPv6 rangeblocks using CIDR notation.
Following are the ranges of IPv6 subnet/network address and their host addresses.


IPv6 Address IPv4 Address
cb15:901b:d157:4024:ada9:b2bc:c5aa:c301 197.170.195.1
cb15:901b:d157:4024:ada9:b2bc:c5aa:c302 197.170.195.2
cb15:901b:d157:4024:ada9:b2bc:c5aa:c303 197.170.195.3
cb15:901b:d157:4024:ada9:b2bc:c5aa:c304 197.170.195.4
cb15:901b:d157:4024:ada9:b2bc:c5aa:c305 197.170.195.5
cb15:901b:d157:4024:ada9:b2bc:c5aa:c306 197.170.195.6
cb15:901b:d157:4024:ada9:b2bc:c5aa:c307 197.170.195.7
cb15:901b:d157:4024:ada9:b2bc:c5aa:c308 197.170.195.8
cb15:901b:d157:4024:ada9:b2bc:c5aa:c309 197.170.195.9
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30a 197.170.195.10
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30b 197.170.195.11
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30c 197.170.195.12
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30d 197.170.195.13
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30e 197.170.195.14
cb15:901b:d157:4024:ada9:b2bc:c5aa:c30f 197.170.195.15
cb15:901b:d157:4024:ada9:b2bc:c5aa:c310 197.170.195.16
cb15:901b:d157:4024:ada9:b2bc:c5aa:c311 197.170.195.17
cb15:901b:d157:4024:ada9:b2bc:c5aa:c312 197.170.195.18
cb15:901b:d157:4024:ada9:b2bc:c5aa:c313 197.170.195.19
cb15:901b:d157:4024:ada9:b2bc:c5aa:c314 197.170.195.20
cb15:901b:d157:4024:ada9:b2bc:c5aa:c315 197.170.195.21
cb15:901b:d157:4024:ada9:b2bc:c5aa:c316 197.170.195.22
cb15:901b:d157:4024:ada9:b2bc:c5aa:c317 197.170.195.23
cb15:901b:d157:4024:ada9:b2bc:c5aa:c318 197.170.195.24
cb15:901b:d157:4024:ada9:b2bc:c5aa:c319 197.170.195.25
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31a 197.170.195.26
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31b 197.170.195.27
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31c 197.170.195.28
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31d 197.170.195.29
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31e 197.170.195.30
cb15:901b:d157:4024:ada9:b2bc:c5aa:c31f 197.170.195.31
cb15:901b:d157:4024:ada9:b2bc:c5aa:c320 197.170.195.32
cb15:901b:d157:4024:ada9:b2bc:c5aa:c321 197.170.195.33
cb15:901b:d157:4024:ada9:b2bc:c5aa:c322 197.170.195.34
cb15:901b:d157:4024:ada9:b2bc:c5aa:c323 197.170.195.35
cb15:901b:d157:4024:ada9:b2bc:c5aa:c324 197.170.195.36
cb15:901b:d157:4024:ada9:b2bc:c5aa:c325 197.170.195.37
cb15:901b:d157:4024:ada9:b2bc:c5aa:c326 197.170.195.38
cb15:901b:d157:4024:ada9:b2bc:c5aa:c327 197.170.195.39
cb15:901b:d157:4024:ada9:b2bc:c5aa:c328 197.170.195.40
cb15:901b:d157:4024:ada9:b2bc:c5aa:c329 197.170.195.41
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32a 197.170.195.42
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32b 197.170.195.43
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32c 197.170.195.44
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32d 197.170.195.45
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32e 197.170.195.46
cb15:901b:d157:4024:ada9:b2bc:c5aa:c32f 197.170.195.47
cb15:901b:d157:4024:ada9:b2bc:c5aa:c330 197.170.195.48
cb15:901b:d157:4024:ada9:b2bc:c5aa:c331 197.170.195.49
cb15:901b:d157:4024:ada9:b2bc:c5aa:c332 197.170.195.50
cb15:901b:d157:4024:ada9:b2bc:c5aa:c333 197.170.195.51
cb15:901b:d157:4024:ada9:b2bc:c5aa:c334 197.170.195.52
cb15:901b:d157:4024:ada9:b2bc:c5aa:c335 197.170.195.53
cb15:901b:d157:4024:ada9:b2bc:c5aa:c336 197.170.195.54
cb15:901b:d157:4024:ada9:b2bc:c5aa:c337 197.170.195.55
cb15:901b:d157:4024:ada9:b2bc:c5aa:c338 197.170.195.56
cb15:901b:d157:4024:ada9:b2bc:c5aa:c339 197.170.195.57
cb15:901b:d157:4024:ada9:b2bc:c5aa:c33a 197.170.195.58
cb15:901b:d157:4024:ada9:b2bc:c5aa:c33b 197.170.195.59
cb15:901b:d157:4024:ada9:b2bc:c5aa:c33c 197.170.195.60


cb15:901b:d157:4024:ada9:b2bc:c5aa:c33d 197.170.195.61
cb15:901b:d157:4024:ada9:b2bc:c5aa:c33e 197.170.195.62
cb15:901b:d157:4024:ada9:b2bc:c5aa:c33f 197.170.195.63
cb15:901b:d157:4024:ada9:b2bc:c5aa:c340 197.170.195.64
cb15:901b:d157:4024:ada9:b2bc:c5aa:c341 197.170.195.65
cb15:901b:d157:4024:ada9:b2bc:c5aa:c342 197.170.195.66
cb15:901b:d157:4024:ada9:b2bc:c5aa:c343 197.170.195.67
cb15:901b:d157:4024:ada9:b2bc:c5aa:c344 197.170.195.68
cb15:901b:d157:4024:ada9:b2bc:c5aa:c345 197.170.195.69
cb15:901b:d157:4024:ada9:b2bc:c5aa:c346 197.170.195.70
cb15:901b:d157:4024:ada9:b2bc:c5aa:c347 197.170.195.71
cb15:901b:d157:4024:ada9:b2bc:c5aa:c348 197.170.195.72
cb15:901b:d157:4024:ada9:b2bc:c5aa:c349 197.170.195.73
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34a 197.170.195.74
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34b 197.170.195.75
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34c 197.170.195.76
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34d 197.170.195.77
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34e 197.170.195.78
cb15:901b:d157:4024:ada9:b2bc:c5aa:c34f 197.170.195.79
cb15:901b:d157:4024:ada9:b2bc:c5aa:c350 197.170.195.80
cb15:901b:d157:4024:ada9:b2bc:c5aa:c351 197.170.195.81
cb15:901b:d157:4024:ada9:b2bc:c5aa:c352 197.170.195.82
cb15:901b:d157:4024:ada9:b2bc:c5aa:c353 197.170.195.83
cb15:901b:d157:4024:ada9:b2bc:c5aa:c354 197.170.195.84
cb15:901b:d157:4024:ada9:b2bc:c5aa:c355 197.170.195.85
cb15:901b:d157:4024:ada9:b2bc:c5aa:c356 197.170.195.86
cb15:901b:d157:4024:ada9:b2bc:c5aa:c357 197.170.195.87
cb15:901b:d157:4024:ada9:b2bc:c5aa:c358 197.170.195.88
cb15:901b:d157:4024:ada9:b2bc:c5aa:c359 197.170.195.89
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35a 197.170.195.90
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35b 197.170.195.91
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35c 197.170.195.92
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35d 197.170.195.93
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35e 197.170.195.94
cb15:901b:d157:4024:ada9:b2bc:c5aa:c35f 197.170.195.95
cb15:901b:d157:4024:ada9:b2bc:c5aa:c360 197.170.195.96
cb15:901b:d157:4024:ada9:b2bc:c5aa:c361 197.170.195.97
cb15:901b:d157:4024:ada9:b2bc:c5aa:c362 197.170.195.98
cb15:901b:d157:4024:ada9:b2bc:c5aa:c363 197.170.195.99
cb15:901b:d157:4024:ada9:b2bc:c5aa:c364 197.170.195.100
cb15:901b:d157:4024:ada9:b2bc:c5aa:c365 197.170.195.101
cb15:901b:d157:4024:ada9:b2bc:c5aa:c366 197.170.195.102
cb15:901b:d157:4024:ada9:b2bc:c5aa:c367 197.170.195.103
cb15:901b:d157:4024:ada9:b2bc:c5aa:c368 197.170.195.104
cb15:901b:d157:4024:ada9:b2bc:c5aa:c369 197.170.195.105
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36a 197.170.195.106
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36b 197.170.195.107
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36c 197.170.195.108
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36d 197.170.195.109
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36e 197.170.195.110
cb15:901b:d157:4024:ada9:b2bc:c5aa:c36f 197.170.195.111
cb15:901b:d157:4024:ada9:b2bc:c5aa:c370 197.170.195.112
cb15:901b:d157:4024:ada9:b2bc:c5aa:c371 197.170.195.113
cb15:901b:d157:4024:ada9:b2bc:c5aa:c372 197.170.195.114
cb15:901b:d157:4024:ada9:b2bc:c5aa:c373 197.170.195.115
cb15:901b:d157:4024:ada9:b2bc:c5aa:c374 197.170.195.116
cb15:901b:d157:4024:ada9:b2bc:c5aa:c375 197.170.195.117
cb15:901b:d157:4024:ada9:b2bc:c5aa:c376 197.170.195.118
cb15:901b:d157:4024:ada9:b2bc:c5aa:c377 197.170.195.119
cb15:901b:d157:4024:ada9:b2bc:c5aa:c378 197.170.195.120


cb15:901b:d157:4024:ada9:b2bc:c5aa:c379 197.170.195.121
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37a 197.170.195.122
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37b 197.170.195.123
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37c 197.170.195.124
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37d 197.170.195.125
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37e 197.170.195.126
cb15:901b:d157:4024:ada9:b2bc:c5aa:c37f 197.170.195.127
cb15:901b:d157:4024:ada9:b2bc:c5aa:c380 197.170.195.128
cb15:901b:d157:4024:ada9:b2bc:c5aa:c381 197.170.195.129
cb15:901b:d157:4024:ada9:b2bc:c5aa:c382 197.170.195.130
cb15:901b:d157:4024:ada9:b2bc:c5aa:c383 197.170.195.131
cb15:901b:d157:4024:ada9:b2bc:c5aa:c384 197.170.195.132
cb15:901b:d157:4024:ada9:b2bc:c5aa:c385 197.170.195.133
cb15:901b:d157:4024:ada9:b2bc:c5aa:c386 197.170.195.134
cb15:901b:d157:4024:ada9:b2bc:c5aa:c387 197.170.195.135
cb15:901b:d157:4024:ada9:b2bc:c5aa:c388 197.170.195.136
cb15:901b:d157:4024:ada9:b2bc:c5aa:c389 197.170.195.137
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38a 197.170.195.138
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38b 197.170.195.139
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38c 197.170.195.140
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38d 197.170.195.141
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38e 197.170.195.142
cb15:901b:d157:4024:ada9:b2bc:c5aa:c38f 197.170.195.143
cb15:901b:d157:4024:ada9:b2bc:c5aa:c390 197.170.195.144
cb15:901b:d157:4024:ada9:b2bc:c5aa:c391 197.170.195.145
cb15:901b:d157:4024:ada9:b2bc:c5aa:c392 197.170.195.146
cb15:901b:d157:4024:ada9:b2bc:c5aa:c393 197.170.195.147
cb15:901b:d157:4024:ada9:b2bc:c5aa:c394 197.170.195.148
cb15:901b:d157:4024:ada9:b2bc:c5aa:c395 197.170.195.149
cb15:901b:d157:4024:ada9:b2bc:c5aa:c396 197.170.195.150
cb15:901b:d157:4024:ada9:b2bc:c5aa:c397 197.170.195.151
cb15:901b:d157:4024:ada9:b2bc:c5aa:c398 197.170.195.152
cb15:901b:d157:4024:ada9:b2bc:c5aa:c399 197.170.195.153
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39a 197.170.195.154
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39b 197.170.195.155
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39c 197.170.195.156
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39d 197.170.195.157
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39e 197.170.195.158
cb15:901b:d157:4024:ada9:b2bc:c5aa:c39f 197.170.195.159
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a0 197.170.195.160
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a1 197.170.195.161
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a2 197.170.195.162
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a3 197.170.195.163
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a4 197.170.195.164
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a5 197.170.195.165
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a6 197.170.195.166
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a7 197.170.195.167
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a8 197.170.195.168
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3a9 197.170.195.169
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3aa 197.170.195.170
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ab 197.170.195.171
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ac 197.170.195.172
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ad 197.170.195.173
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ae 197.170.195.174
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3af 197.170.195.175
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b0 197.170.195.176
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b1 197.170.195.177
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b2 197.170.195.178
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b3 197.170.195.179
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b4 197.170.195.180


cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b5 197.170.195.181
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b6 197.170.195.182
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b7 197.170.195.183
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b8 197.170.195.184
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3b9 197.170.195.185
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ba 197.170.195.186
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3bb 197.170.195.187
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3bc 197.170.195.188
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3bd 197.170.195.189
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3be 197.170.195.190
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3bf 197.170.195.191
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c0 197.170.195.192
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c1 197.170.195.193
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c2 197.170.195.194
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c3 197.170.195.195
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c4 197.170.195.196
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c5 197.170.195.197
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c6 197.170.195.198
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c7 197.170.195.199
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c8 197.170.195.200
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3c9 197.170.195.201
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ca 197.170.195.202
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3cb 197.170.195.203
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3cc 197.170.195.204
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3cd 197.170.195.205
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ce 197.170.195.206
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3cf 197.170.195.207
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d0 197.170.195.208
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d1 197.170.195.209
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d2 197.170.195.210
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d3 197.170.195.211
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d4 197.170.195.212
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d5 197.170.195.213
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d6 197.170.195.214
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d7 197.170.195.215
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d8 197.170.195.216
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3d9 197.170.195.217
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3da 197.170.195.218
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3db 197.170.195.219
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3dc 197.170.195.220
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3dd 197.170.195.221
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3de 197.170.195.222
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3df 197.170.195.223
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e0 197.170.195.224
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e1 197.170.195.225
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e2 197.170.195.226
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e3 197.170.195.227
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e4 197.170.195.228
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e5 197.170.195.229
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e6 197.170.195.230
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e7 197.170.195.231
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e8 197.170.195.232
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3e9 197.170.195.233
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ea 197.170.195.234
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3eb 197.170.195.235
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ec 197.170.195.236
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ed 197.170.195.237
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ee 197.170.195.238
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ef 197.170.195.239
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f0 197.170.195.240
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f1 197.170.195.241
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f2 197.170.195.242
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f3 197.170.195.243
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f4 197.170.195.244
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f5 197.170.195.245
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f6 197.170.195.246
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f7 197.170.195.247
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f8 197.170.195.248
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3f9 197.170.195.249
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3fa 197.170.195.250
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3fb 197.170.195.251
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3fc 197.170.195.252
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3fd 197.170.195.253
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3fe 197.170.195.254
cb15:901b:d157:4024:ada9:b2bc:c5aa:c3ff 197.170.195.255

How IPv6 host addresses we calculated?

As we explained above IPv6 IP version is 128 bit long. Our system get IPv6 IP address as input in URL parameter value with its CIDR & get its all host address ranges from our largest database get back its start range and last range with its relevant CIDR at the end final IPv6 which converts into IPv4 IP address by our tool IPv6 to IPv4 converter.