Home>210.77.12.0/23 IP Range Details
IP range details
210.77.12.0/23
China · AS7497
Summary
WHOIS info
inetnum: 210.77.0.0 - 210.77.31.255 netname: CSTNET-CN descr: Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) country: CN org: ORG-CA107-AP admin-c: CNIC1-AP tech-c: CNIC1-AP abuse-c: AC2741-AP status: ALLOCATED PORTABLE remarks: -------------------------------------------------------- remarks: To report network abuse, please contact mnt-irt remarks: For troubleshooting, please contact tech-c and admin-c remarks: Report invalid contact via www.apnic.net/invalidcontact remarks: -------------------------------------------------------- mnt-by: APNIC-HM mnt-lower: MAINT-CSTNET-CN mnt-routes: MAINT-CSTNET-CN mnt-irt: IRT-CSTNET-CN last-modified: 2023-10-10T01:38:39Z source: APNIC irt: IRT-CSTNET-CN address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 e-mail: abuse-ip@cstnet.cn abuse-mailbox: abuse-ip@cstnet.cn admin-c: CNIC1-AP tech-c: CNIC1-AP auth: # Filtered remarks: abuse-ip@cstnet.cn was validated on 2025-07-25 mnt-by: MAINT-CSTNET-CN last-modified: 2025-09-04T07:54:20Z source: APNIC organisation: ORG-CA107-AP org-name: CNIC-CAS org-type: LIR country: CN address: 2 Dongsheng South Road, Haidian District phone: +86.10.58812266 e-mail: support@cnic.cn mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:18:50Z source: APNIC role: ABUSE CSTNETCN country: ZZ address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 phone: +000000000 e-mail: abuse-ip@cstnet.cn admin-c: CNIC1-AP tech-c: CNIC1-AP nic-hdl: AC2741-AP remarks: Generated from irt object IRT-CSTNET-CN remarks: abuse-ip@cstnet.cn was validated on 2025-07-25 abuse-mailbox: abuse-ip@cstnet.cn mnt-by: APNIC-ABUSE last-modified: 2025-07-25T01:16:46Z source: APNIC role: Computer Network Information Center of Chinese Academy of Sciences administrator address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 country: CN phone: +86.10.58812266 e-mail: supervise@cnic.cn admin-c: CNIC1-AP tech-c: CNIC1-AP nic-hdl: CNIC1-AP mnt-by: MAINT-CNICOCAOS-CN last-modified: 2022-05-12T07:31:01Z source: APNIC route: 210.77.0.0/19 descr: China Science & Technology Network country: CN origin: AS7497 mnt-by: MAINT-CSTNET-CN last-modified: 2023-10-06T05:09:24Z source: APNIC
IP addresses within this spectrum
- 210.77.12.1
- 210.77.12.2
- 210.77.12.3
- 210.77.12.4
- 210.77.12.5
- 210.77.12.6
- 210.77.12.7
- 210.77.12.8
- 210.77.12.9
- 210.77.12.10
- 210.77.12.11
- 210.77.12.12
- 210.77.12.13
- 210.77.12.14
- 210.77.12.15
- 210.77.12.16
- 210.77.12.17
- 210.77.12.18
- 210.77.12.19
- 210.77.12.20
- 210.77.12.21
- 210.77.12.22
- 210.77.12.23
- 210.77.12.24
- 210.77.12.25
- 210.77.12.26
- 210.77.12.27
- 210.77.12.28
- 210.77.12.29
- 210.77.12.30
- 210.77.12.31
- 210.77.12.32
- 210.77.12.33
- 210.77.12.34
- 210.77.12.35
- 210.77.12.36
- 210.77.12.37
- 210.77.12.38
- 210.77.12.39
- 210.77.12.40
- 210.77.12.41
- 210.77.12.42
- 210.77.12.43
- 210.77.12.44
- 210.77.12.45
- 210.77.12.46
- 210.77.12.47
- 210.77.12.48
- 210.77.12.49
- 210.77.12.50
- 210.77.12.51
- 210.77.12.52
- 210.77.12.53
- 210.77.12.54
- 210.77.12.55
- 210.77.12.56
- 210.77.12.57
- 210.77.12.58
- 210.77.12.59
- 210.77.12.60
- 210.77.12.61
- 210.77.12.62
- 210.77.12.63
- 210.77.12.64
- 210.77.12.65
- 210.77.12.66
- 210.77.12.67
- 210.77.12.68
- 210.77.12.69
- 210.77.12.70
- 210.77.12.71
- 210.77.12.72
- 210.77.12.73
- 210.77.12.74
- 210.77.12.75
- 210.77.12.76
- 210.77.12.77
- 210.77.12.78
- 210.77.12.79
- 210.77.12.80
- 210.77.12.81
- 210.77.12.82
- 210.77.12.83
- 210.77.12.84
- 210.77.12.85
- 210.77.12.86
- 210.77.12.87
- 210.77.12.88
- 210.77.12.89
- 210.77.12.90
- 210.77.12.91
- 210.77.12.92
- 210.77.12.93
- 210.77.12.94
- 210.77.12.95
- 210.77.12.96
- 210.77.12.97
- 210.77.12.98
- 210.77.12.99
- 210.77.12.100
- 210.77.12.101
- 210.77.12.102
- 210.77.12.103
- 210.77.12.104
- 210.77.12.105
- 210.77.12.106
- 210.77.12.107
- 210.77.12.108
- 210.77.12.109
- 210.77.12.110
- 210.77.12.111
- 210.77.12.112
- 210.77.12.113
- 210.77.12.114
- 210.77.12.115
- 210.77.12.116
- 210.77.12.117
- 210.77.12.118
- 210.77.12.119
- 210.77.12.120
- 210.77.12.121
- 210.77.12.122
- 210.77.12.123
- 210.77.12.124
- 210.77.12.125
- 210.77.12.126
- 210.77.12.127
- 210.77.12.128
- 210.77.12.129
- 210.77.12.130
- 210.77.12.131
- 210.77.12.132
- 210.77.12.133
- 210.77.12.134
- 210.77.12.135
- 210.77.12.136
- 210.77.12.137
- 210.77.12.138
- 210.77.12.139
- 210.77.12.140
- 210.77.12.141
- 210.77.12.142
- 210.77.12.143
- 210.77.12.144
- 210.77.12.145
- 210.77.12.146
- 210.77.12.147
- 210.77.12.148
- 210.77.12.149
- 210.77.12.150
- 210.77.12.151
- 210.77.12.152
- 210.77.12.153
- 210.77.12.154
- 210.77.12.155
- 210.77.12.156
- 210.77.12.157
- 210.77.12.158
- 210.77.12.159
- 210.77.12.160
- 210.77.12.161
- 210.77.12.162
- 210.77.12.163
- 210.77.12.164
- 210.77.12.165
- 210.77.12.166
- 210.77.12.167
- 210.77.12.168
- 210.77.12.169
- 210.77.12.170
- 210.77.12.171
- 210.77.12.172
- 210.77.12.173
- 210.77.12.174
- 210.77.12.175
- 210.77.12.176
- 210.77.12.177
- 210.77.12.178
- 210.77.12.179
- 210.77.12.180
- 210.77.12.181
- 210.77.12.182
- 210.77.12.183
- 210.77.12.184
- 210.77.12.185
- 210.77.12.186
- 210.77.12.187
- 210.77.12.188
- 210.77.12.189
- 210.77.12.190
- 210.77.12.191
- 210.77.12.192
- 210.77.12.193
- 210.77.12.194
- 210.77.12.195
- 210.77.12.196
- 210.77.12.197
- 210.77.12.198
- 210.77.12.199
- 210.77.12.200
- 210.77.12.201
- 210.77.12.202
- 210.77.12.203
- 210.77.12.204
- 210.77.12.205
- 210.77.12.206
- 210.77.12.207
- 210.77.12.208
- 210.77.12.209
- 210.77.12.210
- 210.77.12.211
- 210.77.12.212
- 210.77.12.213
- 210.77.12.214
- 210.77.12.215
- 210.77.12.216
- 210.77.12.217
- 210.77.12.218
- 210.77.12.219
- 210.77.12.220
- 210.77.12.221
- 210.77.12.222
- 210.77.12.223
- 210.77.12.224
- 210.77.12.225
- 210.77.12.226
- 210.77.12.227
- 210.77.12.228
- 210.77.12.229
- 210.77.12.230
- 210.77.12.231
- 210.77.12.232
- 210.77.12.233
- 210.77.12.234
- 210.77.12.235
- 210.77.12.236
- 210.77.12.237
- 210.77.12.238
- 210.77.12.239
- 210.77.12.240
- 210.77.12.241
- 210.77.12.242
- 210.77.12.243
- 210.77.12.244
- 210.77.12.245
- 210.77.12.246
- 210.77.12.247
- 210.77.12.248
- 210.77.12.249
- 210.77.12.250
- 210.77.12.251
- 210.77.12.252
- 210.77.12.253
- 210.77.12.254
- 210.77.12.255
- 210.77.13.0
- 210.77.13.1
- 210.77.13.2
- 210.77.13.3
- 210.77.13.4
- 210.77.13.5
- 210.77.13.6
- 210.77.13.7
- 210.77.13.8
- 210.77.13.9
- 210.77.13.10
- 210.77.13.11
- 210.77.13.12
- 210.77.13.13
- 210.77.13.14
- 210.77.13.15
- 210.77.13.16
- 210.77.13.17
- 210.77.13.18
- 210.77.13.19
- 210.77.13.20
- 210.77.13.21
- 210.77.13.22
- 210.77.13.23
- 210.77.13.24
- 210.77.13.25
- 210.77.13.26
- 210.77.13.27
- 210.77.13.28
- 210.77.13.29
- 210.77.13.30
- 210.77.13.31
- 210.77.13.32
- 210.77.13.33
- 210.77.13.34
- 210.77.13.35
- 210.77.13.36
- 210.77.13.37
- 210.77.13.38
- 210.77.13.39
- 210.77.13.40
- 210.77.13.41
- 210.77.13.42
- 210.77.13.43
- 210.77.13.44
- 210.77.13.45
- 210.77.13.46
- 210.77.13.47
- 210.77.13.48
- 210.77.13.49
- 210.77.13.50
- 210.77.13.51
- 210.77.13.52
- 210.77.13.53
- 210.77.13.54
- 210.77.13.55
- 210.77.13.56
- 210.77.13.57
- 210.77.13.58
- 210.77.13.59
- 210.77.13.60
- 210.77.13.61
- 210.77.13.62
- 210.77.13.63
- 210.77.13.64
- 210.77.13.65
- 210.77.13.66
- 210.77.13.67
- 210.77.13.68
- 210.77.13.69
- 210.77.13.70
- 210.77.13.71
- 210.77.13.72
- 210.77.13.73
- 210.77.13.74
- 210.77.13.75
- 210.77.13.76
- 210.77.13.77
- 210.77.13.78
- 210.77.13.79
- 210.77.13.80
- 210.77.13.81
- 210.77.13.82
- 210.77.13.83
- 210.77.13.84
- 210.77.13.85
- 210.77.13.86
- 210.77.13.87
- 210.77.13.88
- 210.77.13.89
- 210.77.13.90
- 210.77.13.91
- 210.77.13.92
- 210.77.13.93
- 210.77.13.94
- 210.77.13.95
- 210.77.13.96
- 210.77.13.97
- 210.77.13.98
- 210.77.13.99
- 210.77.13.100
- 210.77.13.101
- 210.77.13.102
- 210.77.13.103
- 210.77.13.104
- 210.77.13.105
- 210.77.13.106
- 210.77.13.107
- 210.77.13.108
- 210.77.13.109
- 210.77.13.110
- 210.77.13.111
- 210.77.13.112
- 210.77.13.113
- 210.77.13.114
- 210.77.13.115
- 210.77.13.116
- 210.77.13.117
- 210.77.13.118
- 210.77.13.119
- 210.77.13.120
- 210.77.13.121
- 210.77.13.122
- 210.77.13.123
- 210.77.13.124
- 210.77.13.125
- 210.77.13.126
- 210.77.13.127
- 210.77.13.128
- 210.77.13.129
- 210.77.13.130
- 210.77.13.131
- 210.77.13.132
- 210.77.13.133
- 210.77.13.134
- 210.77.13.135
- 210.77.13.136
- 210.77.13.137
- 210.77.13.138
- 210.77.13.139
- 210.77.13.140
- 210.77.13.141
- 210.77.13.142
- 210.77.13.143
- 210.77.13.144
- 210.77.13.145
- 210.77.13.146
- 210.77.13.147
- 210.77.13.148
- 210.77.13.149
- 210.77.13.150
- 210.77.13.151
- 210.77.13.152
- 210.77.13.153
- 210.77.13.154
- 210.77.13.155
- 210.77.13.156
- 210.77.13.157
- 210.77.13.158
- 210.77.13.159
- 210.77.13.160
- 210.77.13.161
- 210.77.13.162
- 210.77.13.163
- 210.77.13.164
- 210.77.13.165
- 210.77.13.166
- 210.77.13.167
- 210.77.13.168
- 210.77.13.169
- 210.77.13.170
- 210.77.13.171
- 210.77.13.172
- 210.77.13.173
- 210.77.13.174
- 210.77.13.175
- 210.77.13.176
- 210.77.13.177
- 210.77.13.178
- 210.77.13.179
- 210.77.13.180
- 210.77.13.181
- 210.77.13.182
- 210.77.13.183
- 210.77.13.184
- 210.77.13.185
- 210.77.13.186
- 210.77.13.187
- 210.77.13.188
- 210.77.13.189
- 210.77.13.190
- 210.77.13.191
- 210.77.13.192
- 210.77.13.193
- 210.77.13.194
- 210.77.13.195
- 210.77.13.196
- 210.77.13.197
- 210.77.13.198
- 210.77.13.199
- 210.77.13.200
- 210.77.13.201
- 210.77.13.202
- 210.77.13.203
- 210.77.13.204
- 210.77.13.205
- 210.77.13.206
- 210.77.13.207
- 210.77.13.208
- 210.77.13.209
- 210.77.13.210
- 210.77.13.211
- 210.77.13.212
- 210.77.13.213
- 210.77.13.214
- 210.77.13.215
- 210.77.13.216
- 210.77.13.217
- 210.77.13.218
- 210.77.13.219
- 210.77.13.220
- 210.77.13.221
- 210.77.13.222
- 210.77.13.223
- 210.77.13.224
- 210.77.13.225
- 210.77.13.226
- 210.77.13.227
- 210.77.13.228
- 210.77.13.229
- 210.77.13.230
- 210.77.13.231
- 210.77.13.232
- 210.77.13.233
- 210.77.13.234
- 210.77.13.235
- 210.77.13.236
- 210.77.13.237
- 210.77.13.238
- 210.77.13.239
- 210.77.13.240
- 210.77.13.241
- 210.77.13.242
- 210.77.13.243
- 210.77.13.244
- 210.77.13.245
- 210.77.13.246
- 210.77.13.247
- 210.77.13.248
- 210.77.13.249
- 210.77.13.250
- 210.77.13.251
- 210.77.13.252
- 210.77.13.253
- 210.77.13.254