Blocking specific IP ranges can help improve traffic quality by filtering out known sources of fraud, low engagement, or poor-quality traffic. Here’s a list of IPs and ranges commonly associated with bots, proxies, or other undesirable traffic. These are general examples, and you should cross-check with your campaign data to ensure relevance.
3.0.0.0/8
13.0.0.0/8
52.0.0.0/8
54.0.0.0/8
35.160.0.0/13
35.192.0.0/12
34.64.0.0/10
104.154.0.0/15
104.196.0.0/14
13.64.0.0/11
40.64.0.0/10
52.232.0.0/14
104.40.0.0/13
168.62.0.0/15
138.68.0.0/16
134.122.0.0/16
159.203.0.0/16
192.241.128.0/17
178.128.0.0/16
5.39.0.0/16
37.59.0.0/16
54.36.0.0/16
142.44.0.0/16
151.80.0.0/16
139.162.0.0/16
66.228.32.0/19
192.155.0.0/18
173.230.128.0/19
74.207.224.0/19
144.76.0.0/16
176.9.0.0/16
136.243.0.0/16
95.216.0.0/15
108.61.0.0/16
45.32.0.0/16
45.63.0.0/16
207.246.64.0/18
47.88.0.0/13
47.92.0.0/14
47.96.0.0/12
106.11.0.0/16
85.17.0.0/16
95.211.0.0/16
207.244.64.0/18
69.65.0.0/17
185.28.188.0/22
173.249.0.0/16
79.143.176.0/20
185.188.204.0/22
51.15.0.0/16
163.172.0.0/16
62.210.0.0/16
212.47.224.0/20
94.237.0.0/18
185.20.136.0/22
47.240.0.0/12
47.244.0.0/15
47.246.0.0/16
66.228.32.0/19
174.36.0.0/14
169.60.0.0/16
158.176.0.0/16
72.3.128.0/17
50.56.0.0/15
162.209.0.0/16
64.111.96.0/20
66.33.192.0/19
208.113.128.0/17
119.28.0.0/15
49.51.0.0/16
192.185.0.0/16
50.116.64.0/18
103.144.176.0/20
94.155.112.0/21
109.206.168.0/21
185.93.4.0/22
177.125.168.0/22
192.42.116.16/28
199.19.226.96/28
45.4.64.0/22
66.70.217.0/24
179.60.240.0/20
23.95.97.0/24
80.82.77.0/24
45.95.168.0/22
198.167.136.0/23
185.222.202.0/24
0.0.0.0/8
10.0.0.0/8
100.64.0.0/10
127.0.0.0/8
169.254.0.0/16
172.16.0.0/12
192.0.2.0/24
192.168.0.0/16
198.18.0.0/15
198.51.100.0/24
203.0.113.0/24
224.0.0.0/4
240.0.0.0/4
255.255.255.255
91.200.12.0/22
185.56.80.0/22
136.144.0.0/16
46.229.168.0/22
38.99.82.0/24
195.154.0.0/16
149.202.0.0/16
162.144.0.0/16
172.217.0.0/16
185.220.100.0/22
64.233.160.0/19
66.249.64.0/19
34.192.0.0/12
35.184.0.0/14
35.188.0.0/14
37.120.128.0/17
91.218.112.0/24
109.248.0.0/16
193.201.224.0/20
195.206.0.0/16
45.55.0.0/16
45.56.0.0/16
104.131.0.0/16
104.236.0.0/16
162.243.0.0/16
198.199.64.0/18
138.197.0.0/16
192.81.208.0/20
64.62.128.0/17
69.12.64.0/18
173.224.160.0/19
216.66.0.0/18
66.240.192.0/20
69.50.160.0/19
69.85.64.0/19
69.31.128.0/17
64.79.64.0/19
76.76.0.0/18
104.200.16.0/20
204.152.192.0/18
192.119.160.0/19
185.10.68.0/22
185.53.88.0/22
185.220.102.0/23
185.220.103.0/24
185.254.120.0/22
179.43.128.0/18
185.129.62.0/24
5.45.64.0/22
45.133.192.0/22
45.133.196.0/22
185.209.0.0/22
185.209.1.0/24
45.11.64.0/22
185.94.196.0/22
94.102.56.0/22
64.113.32.0/20
185.147.204.0/22
199.249.224.0/21
192.42.116.0/22
45.4.64.0/22
38.126.0.0/16
45.134.144.0/22
185.100.87.0/24
212.92.120.0/21
45.95.168.0/22
45.154.168.0/22
185.217.0.0/22
185.147.204.0/22
185.220.102.0/22
5.135.0.0/16
5.188.0.0/16
23.236.48.0/20
31.131.0.0/17
31.184.192.0/18
37.0.8.0/21
37.48.0.0/16
37.120.128.0/17
46.161.9.0/24
46.161.60.0/22
46.243.0.0/16
51.15.0.0/16
62.113.192.0/18
62.149.128.0/17
66.249.64.0/19
77.81.104.0/21
78.47.0.0/16
79.137.0.0/17
80.82.64.0/20
82.146.32.0/19
85.93.0.0/16
87.251.64.0/18
89.35.0.0/17
91.92.109.0/24
91.194.84.0/22
91.208.184.0/21
91.224.160.0/21
91.229.20.0/22
93.170.104.0/21
93.170.128.0/19
95.128.0.0/18
95.141.32.0/19
103.47.192.0/22
103.203.0.0/16
109.72.192.0/19
128.127.104.0/21
138.99.0.0/16
144.217.0.0/16
145.239.0.0/16
148.163.0.0/16
154.16.0.0/16
159.69.0.0/16
162.247.72.0/22
164.132.0.0/16
176.67.168.0/21
176.123.0.0/18
178.17.160.0/19
178.73.192.0/18
185.2.136.0/22
185.8.104.0/22
185.25.204.0/22
185.38.0.0/22
185.62.188.0/22
185.104.0.0/22
185.129.148.0/22
185.180.196.0/22
193.32.160.0/22
193.56.28.0/22
193.110.156.0/22
194.110.192.0/22
194.28.0.0/22
195.123.212.0/22
212.83.160.0/19
212.92.96.0/19
213.136.96.0/19
216.24.0.0/16
217.12.192.0/18
217.182.0.0/16
217.23.0.0/19
5.61.32.0/20
5.62.60.0/22
5.79.64.0/18
5.104.224.0/19
5.133.8.0/21
5.188.216.0/21
23.19.32.0/19
23.82.0.0/17
23.254.128.0/19
31.7.56.0/21
31.13.64.0/18
31.148.160.0/20
31.170.160.0/21
37.139.0.0/16
37.187.0.0/16
37.252.0.0/16
45.12.220.0/22
45.32.0.0/16
45.56.64.0/18
45.132.188.0/22
46.4.0.0/16
46.16.0.0/18
46.36.196.0/24
46.243.64.0/18
46.252.0.0/16
51.68.0.0/16
51.254.0.0/16
62.4.0.0/16
62.75.128.0/19
62.112.0.0/16
62.212.64.0/18
63.143.32.0/19
63.246.128.0/18
66.206.0.0/16
69.60.0.0/16
69.64.32.0/19
69.89.16.0/20
69.164.192.0/18
74.50.56.0/21
77.223.128.0/19
78.41.192.0/18
78.47.64.0/18
79.172.192.0/18
80.67.16.0/20
80.82.64.0/20
80.93.208.0/20
80.211.192.0/18
81.3.32.0/20
82.223.0.0/16
83.125.0.0/16
84.200.0.0/16
85.25.0.0/16
85.31.96.0/20
85.93.96.0/19
85.214.0.0/16
86.57.128.0/17
87.98.128.0/17
88.99.0.0/16
89.36.216.0/21
89.248.160.0/19
91.89.96.0/19
91.126.96.0/20
91.212.0.0/19
91.215.216.0/21
92.222.0.0/16
93.94.0.0/19
93.190.136.0/21
94.23.0.0/16
94.56.0.0/16
94.130.0.0/16
95.85.0.0/16
95.128.128.0/17
95.154.192.0/18
95.216.0.0/16
95.221.0.0/16
103.14.0.0/16
103.194.172.0/22
104.200.16.0/20
104.238.128.0/17
107.150.32.0/19
109.70.0.0/17
128.199.0.0/16
134.209.0.0/16
137.74.0.0/16
138.68.0.0/16
139.162.0.0/16
144.76.0.0/16
146.185.128.0/17
149.202.0.0/16
151.80.0.0/16
154.16.0.0/16
162.220.0.0/16
163.172.0.0/16
164.132.0.0/16
167.99.0.0/16
168.1.0.0/16
172.83.40.0/22
176.9.0.0/16
176.58.96.0/20
178.62.0.0/16
178.79.128.0/18
185.2.136.0/22
185.4.64.0/22
185.14.184.0/22
185.26.156.0/22
185.61.148.0/22
185.62.188.0/22
185.104.45.0/24
185.114.156.0/22
185.129.148.0/22
185.153.196.0/22
185.179.208.0/22
185.199.224.0/22
188.93.16.0/20
188.165.0.0/16
188.240.192.0/20
192.95.0.0/16
193.32.160.0/22
193.56.28.0/22
194.28.0.0/22
194.110.192.0/22
195.123.212.0/22
195.206.0.0/16
198.71.224.0/19
207.180.192.0/19
212.8.248.0/21
212.83.128.0/19
212.129.0.0/16
213.32.0.0/16
216.24.224.0/20
216.119.128.0/19
216.244.64.0/18
217.61.96.0/19
217.172.0.0/18
217.182.0.0/16
5.45.64.0/22
5.79.0.0/17
5.104.224.0/19
5.134.128.0/18
23.226.128.0/19
23.248.0.0/18
31.7.64.0/21
31.13.64.0/18
31.24.224.0/19
31.148.128.0/19
31.170.160.0/21
37.48.64.0/18
37.128.224.0/20
45.11.40.0/22
45.32.0.0/16
45.35.192.0/20
45.55.0.0/16
45.56.0.0/16
45.76.0.0/16
45.82.160.0/22
46.4.0.0/16
46.37.128.0/17
46.183.112.0/20
51.15.0.0/16
51.68.0.0/16
51.75.0.0/16
62.210.0.0/16
62.75.128.0/19
62.149.128.0/19
64.34.160.0/19
64.62.128.0/17
66.70.0.0/16
69.16.128.0/17
69.46.0.0/18
69.172.0.0/17
69.89.0.0/18
74.91.16.0/20
77.68.64.0/18
77.72.0.0/19
77.223.128.0/19
78.47.0.0/16
79.134.160.0/19
79.137.0.0/17
80.67.16.0/20
80.82.64.0/20
81.169.128.0/17
82.146.32.0/19
83.125.0.0/16
84.200.0.0/16
85.25.0.0/16
85.214.0.0/16
87.98.128.0/17
88.198.0.0/16
89.36.216.0/21
89.248.160.0/19
91.134.128.0/17
91.142.112.0/21
91.185.0.0/20
92.222.0.0/16
93.190.136.0/21
94.23.0.0/16
94.56.0.0/16
94.130.0.0/16
95.154.192.0/18
95.216.0.0/16
103.47.192.0/22
103.203.0.0/16
104.238.128.0/17
107.150.32.0/19
109.70.0.0/17
128.199.0.0/16
134.209.0.0/16
137.74.0.0/16
138.68.0.0/16
139.162.0.0/16
144.76.0.0/16
146.185.128.0/17
149.202.0.0/16
151.80.0.0/16
154.16.0.0/16
159.69.0.0/16
162.220.0.0/16
163.172.0.0/16
167.114.0.0/16
167.99.0.0/16
168.1.0.0/16
176.9.0.0/16
176.67.168.0/21
176.123.0.0/18
178.62.0.0/16
178.73.192.0/18
185.2.136.0/22
185.14.184.0/22
185.25.204.0/22
185.53.88.0/22
185.61.148.0/22
185.104.0.0/22
185.129.148.0/22
185.180.196.0/22
185.179.208.0/22
185.199.224.0/22
188.93.16.0/20
188.165.0.0/16
188.240.192.0/20
193.32.160.0/22
193.56.28.0/22
194.110.192.0/22
195.123.212.0/22
195.154.0.0/16
207.180.192.0/19
213.136.96.0/19
216.24.224.0/20
216.244.64.0/18
217.61.96.0/19
217.182.0.0/16
5.188.210.0/23
5.188.212.0/22
23.254.160.0/20
31.24.224.0/20
31.133.0.0/16
37.1.192.0/19
37.48.128.0/17
37.120.160.0/20
45.10.0.0/22
45.61.184.0/22
45.120.0.0/22
46.28.200.0/21
46.32.224.0/20
46.161.9.0/24
46.161.60.0/22
46.161.192.0/22
51.38.0.0/16
51.68.0.0/16
51.75.0.0/16
51.89.0.0/16
51.116.0.0/16
51.158.0.0/16
62.149.128.0/17
62.210.0.0/16
62.113.192.0/18
62.75.128.0/19
66.39.64.0/18
66.70.160.0/19
66.96.160.0/19
69.16.128.0/17
69.30.192.0/18
69.50.128.0/18
69.89.16.0/20
74.50.56.0/21
76.76.0.0/18
77.81.104.0/21
77.247.160.0/20
77.72.84.0/22
78.46.0.0/16
78.47.0.0/16
79.134.160.0/19
79.137.0.0/17
80.67.16.0/20
80.82.64.0/20
80.211.0.0/16
81.19.208.0/21
82.146.32.0/19
83.125.0.0/16
84.17.0.0/20
84.19.176.0/21
84.200.0.0/16
85.214.0.0/16
86.57.128.0/17
87.98.128.0/17
88.99.0.0/16
89.22.96.0/20
89.33.160.0/19
89.36.216.0/21
89.187.128.0/18
89.248.160.0/19
91.89.96.0/19
91.121.0.0/16
91.194.84.0/22
91.200.12.0/22
91.224.160.0/21
91.229.20.0/22
91.242.160.0/22
92.222.0.0/16
93.94.0.0/19
93.115.28.0/22
93.170.128.0/19
94.23.0.0/16
94.56.0.0/16
94.130.0.0/16
95.85.0.0/16
95.128.128.0/17
95.154.192.0/18
95.216.0.0/16
95.221.0.0/16
103.194.172.0/22
104.200.16.0/20
104.238.128.0/17
107.150.32.0/19
107.170.0.0/16
109.70.0.0/17
109.206.0.0/16
128.199.0.0/16
134.209.0.0/16
137.74.0.0/16
138.68.0.0/16
139.162.0.0/16
144.76.0.0/16
146.185.128.0/17
149.202.0.0/16
151.80.0.0/16
154.16.0.0/16
159.69.0.0/16
162.144.0.0/16
162.220.0.0/16
163.172.0.0/16
167.114.0.0/16
167.99.0.0/16
168.1.0.0/16
176.9.0.0/16
176.58.96.0/20
178.62.0.0/16
178.73.192.0/18
185.2.136.0/22
185.14.184.0/22
185.25.204.0/22
185.53.88.0/22
185.61.148.0/22
185.62.188.0/22
185.104.0.0/22
185.129.148.0/22
185.180.196.0/22
185.179.208.0/22
185.199.224.0/22
188.93.16.0/20
188.165.0.0/16
188.240.192.0/20
192.95.0.0/16
193.32.160.0/22
193.56.28.0/22
194.28.0.0/22
194.110.192.0/22
195.123.212.0/22
195.154.0.0/16
207.180.192.0/19
213.136.96.0/19
216.24.224.0/20
216.244.64.0/18
217.61.96.0/19
217.182.0.0/16
This list includes IP ranges associated with:
- Private or internal networks (e.g.,
10.0.0.0/8,192.168.0.0/16). - Cloud or hosting providers (e.g.,
35.188.0.0/14,149.202.0.0/16). - Common proxies and VPNs.
- Known bot or fraud sources.
In the IP block 3.0.0.0/8, there are exactly 16,777,216 IP addresses.
Only this block covers the entire range from 3.0.0.0 to 3.255.255.255. Each IP in this range is unique, making it a large allocation often used by major providers or organizations.
Regularly updating this list based on your traffic analysis and known bad actors in your campaigns will help keep it relevant.