Summary
| Country |
 Taiwan
|
| Domain | twnic.net |
| Size | 256 |
| IP Range |
123.51.140.0 – 123.51.140.255
Convert CIDR to IP range
|
| Registry | APNIC |
| Network Name | NCICNET-NET |
Whois
inetnum: 123.51.128.0 - 123.51.255.255
netname: NCICNET-NET
descr: New Century InfoComm Tech. Co., Ltd.
descr: 1F~11F, No. 218, Rueiguang Road
descr: Taipei Taiwan 114
country: TW
admin-c: JC256-AP
tech-c: JC256-AP
abuse-c: AT939-AP
status: ALLOCATED PORTABLE
mnt-by: MAINT-TW-TWNIC
mnt-lower: MAINT-TW-TWNIC
mnt-routes: MAINT-TW-TWNIC
mnt-irt: IRT-NCIC-TW
last-modified: 2023-11-30T03:52:57Z
source: APNIC
irt: IRT-NCIC-TW
address: New Century InfoComm Tech. Co., Ltd.
address: 1F~11F, No. 218, Rueiguang Road
address: Taipei Taiwan 114
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: JC256-AP
tech-c: JC256-AP
auth: # Filtered
mnt-by: MAINT-TW-TWNIC
last-modified: 2026-07-16T02:54:39Z
source: APNIC
role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
remarks: [email protected] was validated on 2025-05-23
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2025-05-23T00:02:10Z
source: APNIC
person: Jonas Chou
nic-hdl: JC256-AP
e-mail: [email protected]
address: 2F, No.218, Rueiguang Road
address: Taipei, 114, R.O.C
phone: +886-2-7700-8888
fax-no: +886-2-7700-8888
country: TW
mnt-by: MAINT-TW-TWNIC
last-modified: 2012-12-18T10:10:01Z
source: APNICCIDR IP address subranges within 123.51.140.0/24 subnet
- 123.51.140.0
- 123.51.140.1
- 123.51.140.2
- 123.51.140.3
- 123.51.140.4
- 123.51.140.5
- 123.51.140.6
- 123.51.140.7
- 123.51.140.8
- 123.51.140.9
- 123.51.140.10
- 123.51.140.11
- 123.51.140.12
- 123.51.140.13
- 123.51.140.14
- 123.51.140.15
- 123.51.140.16
- 123.51.140.17
- 123.51.140.18
- 123.51.140.19
- 123.51.140.20
- 123.51.140.21
- 123.51.140.22
- 123.51.140.23
- 123.51.140.24
- 123.51.140.25
- 123.51.140.26
- 123.51.140.27
- 123.51.140.28
- 123.51.140.29
- 123.51.140.30
- 123.51.140.31
- 123.51.140.32
- 123.51.140.33
- 123.51.140.34
- 123.51.140.35
- 123.51.140.36
- 123.51.140.37
- 123.51.140.38
- 123.51.140.39
- 123.51.140.40
- 123.51.140.41
- 123.51.140.42
- 123.51.140.43
- 123.51.140.44
- 123.51.140.45
- 123.51.140.46
- 123.51.140.47
- 123.51.140.48
- 123.51.140.49
- 123.51.140.50
- 123.51.140.51
- 123.51.140.52
- 123.51.140.53
- 123.51.140.54
- 123.51.140.55
- 123.51.140.56
- 123.51.140.57
- 123.51.140.58
- 123.51.140.59
- 123.51.140.60
- 123.51.140.61
- 123.51.140.62
- 123.51.140.63
- 123.51.140.64
- 123.51.140.65
- 123.51.140.66
- 123.51.140.67
- 123.51.140.68
- 123.51.140.69
- 123.51.140.70
- 123.51.140.71
- 123.51.140.72
- 123.51.140.73
- 123.51.140.74
- 123.51.140.75
- 123.51.140.76
- 123.51.140.77
- 123.51.140.78
- 123.51.140.79
- 123.51.140.80
- 123.51.140.81
- 123.51.140.82
- 123.51.140.83
- 123.51.140.84
- 123.51.140.85
- 123.51.140.86
- 123.51.140.87
- 123.51.140.88
- 123.51.140.89
- 123.51.140.90
- 123.51.140.91
- 123.51.140.92
- 123.51.140.93
- 123.51.140.94
- 123.51.140.95
- 123.51.140.96
- 123.51.140.97
- 123.51.140.98
- 123.51.140.99
- 123.51.140.100
- 123.51.140.101
- 123.51.140.102
- 123.51.140.103
- 123.51.140.104
- 123.51.140.105
- 123.51.140.106
- 123.51.140.107
- 123.51.140.108
- 123.51.140.109
- 123.51.140.110
- 123.51.140.111
- 123.51.140.112
- 123.51.140.113
- 123.51.140.114
- 123.51.140.115
- 123.51.140.116
- 123.51.140.117
- 123.51.140.118
- 123.51.140.119
- 123.51.140.120
- 123.51.140.121
- 123.51.140.122
- 123.51.140.123
- 123.51.140.124
- 123.51.140.125
- 123.51.140.126
- 123.51.140.127
- 123.51.140.128
- 123.51.140.129
- 123.51.140.130
- 123.51.140.131
- 123.51.140.132
- 123.51.140.133
- 123.51.140.134
- 123.51.140.135
- 123.51.140.136
- 123.51.140.137
- 123.51.140.138
- 123.51.140.139
- 123.51.140.140
- 123.51.140.141
- 123.51.140.142
- 123.51.140.143
- 123.51.140.144
- 123.51.140.145
- 123.51.140.146
- 123.51.140.147
- 123.51.140.148
- 123.51.140.149
- 123.51.140.150
- 123.51.140.151
- 123.51.140.152
- 123.51.140.153
- 123.51.140.154
- 123.51.140.155
- 123.51.140.156
- 123.51.140.157
- 123.51.140.158
- 123.51.140.159
- 123.51.140.160
- 123.51.140.161
- 123.51.140.162
- 123.51.140.163
- 123.51.140.164
- 123.51.140.165
- 123.51.140.166
- 123.51.140.167
- 123.51.140.168
- 123.51.140.169
- 123.51.140.170
- 123.51.140.171
- 123.51.140.172
- 123.51.140.173
- 123.51.140.174
- 123.51.140.175
- 123.51.140.176
- 123.51.140.177
- 123.51.140.178
- 123.51.140.179
- 123.51.140.180
- 123.51.140.181
- 123.51.140.182
- 123.51.140.183
- 123.51.140.184
- 123.51.140.185
- 123.51.140.186
- 123.51.140.187
- 123.51.140.188
- 123.51.140.189
- 123.51.140.190
- 123.51.140.191
- 123.51.140.192
- 123.51.140.193
- 123.51.140.194
- 123.51.140.195
- 123.51.140.196
- 123.51.140.197
- 123.51.140.198
- 123.51.140.199
- 123.51.140.200
- 123.51.140.201
- 123.51.140.202
- 123.51.140.203
- 123.51.140.204
- 123.51.140.205
- 123.51.140.206
- 123.51.140.207
- 123.51.140.208
- 123.51.140.209
- 123.51.140.210
- 123.51.140.211
- 123.51.140.212
- 123.51.140.213
- 123.51.140.214
- 123.51.140.215
- 123.51.140.216
- 123.51.140.217
- 123.51.140.218
- 123.51.140.219
- 123.51.140.220
- 123.51.140.221
- 123.51.140.222
- 123.51.140.223
- 123.51.140.224
- 123.51.140.225
- 123.51.140.226
- 123.51.140.227
- 123.51.140.228
- 123.51.140.229
- 123.51.140.230
- 123.51.140.231
- 123.51.140.232
- 123.51.140.233
- 123.51.140.234
- 123.51.140.235
- 123.51.140.236
- 123.51.140.237
- 123.51.140.238
- 123.51.140.239
- 123.51.140.240
- 123.51.140.241
- 123.51.140.242
- 123.51.140.243
- 123.51.140.244
- 123.51.140.245
- 123.51.140.246
- 123.51.140.247
- 123.51.140.248
- 123.51.140.249
- 123.51.140.250
- 123.51.140.251
- 123.51.140.252
- 123.51.140.253
- 123.51.140.254
- 123.51.140.255