What is DuckDuckBot and what does it do?
DuckDuckBot is a web crawler for DuckDuckGo. DuckDuckBot’s job is to constantly improve our search results and offer users the best and most secure search experience possible. The crawler’s user agent will appear as DuckDuckBot/1.1; (+http://duckduckgo.com/duckduckbot.html). It respects WWW:RobotRules and originates from these IP addresses:
- 57.152.72.128
- 51.8.253.152
- 40.80.242.63
- 20.12.141.99
- 20.49.136.28
- 51.116.131.221
- 51.107.40.209
- 20.40.133.240
- 20.50.168.91
- 51.120.48.122
- 20.193.45.113
- 40.76.173.151
- 40.76.163.7
- 20.185.79.47
- 52.142.26.175
- 20.185.79.15
- 52.142.24.149
- 40.76.162.208
- 40.76.163.23
- 40.76.162.191
- 40.76.162.247
- 40.88.21.235
- 20.191.45.212
- 52.146.59.12
- 52.146.59.156
- 52.146.59.154
- 52.146.58.236
- 20.62.224.44
- 51.104.180.53
- 51.104.180.47
- 51.104.180.26
- 51.104.146.225
- 51.104.146.235
- 20.73.202.147
- 20.73.132.240
- 20.71.12.143
- 20.56.197.58
- 20.56.197.63
- 20.43.150.93
- 20.43.150.85
- 20.44.222.1
- 40.89.243.175
- 13.89.106.77
- 52.143.242.6
- 52.143.241.111
- 52.154.60.82
- 20.197.209.11
- 20.197.209.27
- 20.226.133.105
- 191.234.216.4
- 191.234.216.178
- 20.53.92.211
- 20.53.91.2
- 20.207.99.197
- 20.207.97.190
- 40.81.250.205
- 40.64.106.11
- 40.64.105.247
- 20.72.242.93
- 20.99.255.235
- 20.113.3.121
- 52.224.16.221
- 52.224.21.53
- 52.224.20.204
- 52.224.21.19
- 52.224.20.249
- 52.224.20.203
- 52.224.20.190
- 52.224.16.229
- 52.224.21.20
- 52.146.63.80
- 52.224.20.227
- 52.224.20.193
- 52.190.37.160
- 52.224.21.23
- 52.224.20.223
- 52.224.20.181
- 52.224.21.49
- 52.224.21.55
- 52.224.21.61
- 52.224.19.152
- 52.224.20.186
- 52.224.21.27
- 52.224.21.51
- 52.224.20.174
- 52.224.21.4
- 51.104.164.109
- 51.104.167.71
- 51.104.160.177
- 51.104.162.149
- 51.104.167.95
- 51.104.167.54
- 51.104.166.111
- 51.104.167.88
- 51.104.161.32
- 51.104.163.250
- 51.104.164.189
- 51.104.167.19
- 51.104.160.167
- 51.104.167.110
- 20.191.44.119
- 51.104.167.104
- 20.191.44.234
- 51.104.164.215
- 51.104.167.52
- 20.191.44.22
- 51.104.167.87
- 51.104.167.96
- 20.191.44.16
- 51.104.167.61
- 51.104.164.147
- 20.50.48.159
- 40.114.182.172
- 20.50.50.130
- 20.50.50.163
- 20.50.50.46
- 40.114.182.153
- 20.50.50.118
- 20.50.49.55
- 20.50.49.25
- 40.114.183.251
- 20.50.50.123
- 20.50.49.237
- 20.50.48.192
- 20.50.50.134
- 51.138.90.233
- 40.114.183.196
- 20.50.50.146
- 40.114.183.88
- 20.50.50.145
- 20.50.50.121
- 20.50.49.40
- 51.138.90.206
- 40.114.182.45
- 51.138.90.161
- 20.50.49.0
- 40.119.232.215
- 104.43.55.167
- 40.119.232.251
- 40.119.232.50
- 40.119.232.146
- 40.119.232.218
- 104.43.54.127
- 104.43.55.117
- 104.43.55.116
- 104.43.55.166
- 52.154.169.50
- 52.154.171.70
- 52.154.170.229
- 52.154.170.113
- 52.154.171.44
- 52.154.172.2
- 52.143.244.81
- 52.154.171.87
- 52.154.171.250
- 52.154.170.28
- 52.154.170.122
- 52.143.243.117
- 52.143.247.235
- 52.154.171.235
- 52.154.171.196
- 52.154.171.0
- 52.154.170.243
- 52.154.170.26
- 52.154.169.200
- 52.154.170.96
- 52.154.170.88
- 52.154.171.150
- 52.154.171.205
- 52.154.170.117
- 52.154.170.209
- 191.235.202.48
- 191.233.3.202
- 191.235.201.214
- 191.233.3.197
- 191.235.202.38
- 20.53.78.144
- 20.193.24.10
- 20.53.78.236
- 20.53.78.138
- 20.53.78.123
- 20.53.78.106
- 20.193.27.215
- 20.193.25.197
- 20.193.12.126
- 20.193.24.251
- 20.204.242.101
- 20.207.72.113
- 20.204.242.19
- 20.219.45.67
- 20.207.72.11
- 20.219.45.190
- 20.204.243.55
- 20.204.241.148
- 20.207.72.110
- 20.204.240.172
- 20.207.72.21
- 20.204.246.81
- 20.207.107.181
- 20.204.246.254
- 20.219.43.246
- 52.149.25.43
- 52.149.61.51
- 52.149.58.139
- 52.149.60.38
- 52.148.165.38
- 52.143.95.162
- 52.149.56.151
- 52.149.30.45
- 52.149.58.173
- 52.143.95.204
- 52.149.28.83
- 52.149.58.69
- 52.148.161.87
- 52.149.58.27
- 52.149.28.18
- 20.79.226.26
- 20.79.239.66
- 20.79.238.198
- 20.113.14.159
- 20.75.144.152
- 20.43.172.120
- 20.53.134.160
- 20.201.15.208
- 20.93.28.24
- 20.61.34.40
- 52.242.224.168
- 20.80.129.80
- 20.195.108.47
- 4.195.133.120
- 4.228.76.163
- 4.182.131.108
- 4.209.224.56
- 108.141.83.74
- 4.213.46.14
- 172.169.17.165
- 51.8.71.117
- 20.3.1.178
If you have any questions or concerns, please let us know.
Prior versions on GitHub.