VPNDetection
Log inGet a free API key
HomeAll IP Ranges131.0.0.0/8
1,364,721 flagged8 datasets
/8 block

131.0.0.0/8

Browse all /16 subnets inside this block, down to the /24 subnets. Click on any /16 CIDR entry to jump to its /24 list.

131.0.0.0/16Residential Proxy95.24%11,31423,29646.39%915 / 8
131.1.0.0/16Hosting100.00%01,2801.95%11 / 8
131.2.0.0/16—000.00%00 / 8
131.3.0.0/16—000.00%00 / 8
131.4.0.0/16—000.00%00 / 8
131.5.0.0/16—000.00%00 / 8
131.6.0.0/16—000.00%00 / 8
131.7.0.0/16—000.00%00 / 8
131.8.0.0/16VPN100.00%100.00%11 / 8
131.9.0.0/16—000.00%00 / 8
131.10.0.0/16—000.00%00 / 8
131.11.0.0/16—000.00%00 / 8
131.12.0.0/16—000.00%00 / 8
131.13.0.0/16—000.00%00 / 8
131.14.0.0/16—000.00%00 / 8
131.15.0.0/16—000.00%00 / 8
131.16.0.0/16—000.00%00 / 8
131.17.0.0/16—000.00%00 / 8
131.18.0.0/16—000.00%00 / 8
131.19.0.0/16—000.00%00 / 8
131.20.0.0/16—000.00%00 / 8
131.21.0.0/16—000.00%00 / 8
131.22.0.0/16—000.00%00 / 8
131.23.0.0/16—000.00%00 / 8
131.24.0.0/16—000.00%00 / 8
131.25.0.0/16—000.00%00 / 8
131.26.0.0/16—000.00%00 / 8
131.27.0.0/16—000.00%00 / 8
131.28.0.0/16—000.00%00 / 8
131.29.0.0/16—000.00%00 / 8
131.30.0.0/16—000.00%00 / 8
131.31.0.0/16—000.00%00 / 8
131.32.0.0/16—000.00%00 / 8
131.33.0.0/16—000.00%00 / 8
131.34.0.0/16—000.00%00 / 8
131.35.0.0/16—000.00%00 / 8
131.36.0.0/16—000.00%00 / 8
131.37.0.0/16—000.00%00 / 8
131.38.0.0/16—000.00%00 / 8
131.39.0.0/16—000.00%00 / 8
131.40.0.0/16—000.00%00 / 8
131.41.0.0/16—000.00%00 / 8
131.42.0.0/16—000.00%00 / 8
131.43.0.0/16—000.00%00 / 8
131.44.0.0/16—000.00%00 / 8
131.45.0.0/16—000.00%00 / 8
131.46.0.0/16—000.00%00 / 8
131.47.0.0/16—000.00%00 / 8
131.48.0.0/16—000.00%00 / 8
131.49.0.0/16—000.00%00 / 8
131.50.0.0/16—000.00%00 / 8
131.51.0.0/16—000.00%00 / 8
131.52.0.0/16—000.00%00 / 8
131.53.0.0/16—000.00%00 / 8
131.54.0.0/16—000.00%00 / 8
131.55.0.0/16—000.00%00 / 8
131.56.0.0/16—000.00%00 / 8
131.57.0.0/16—000.00%00 / 8
131.58.0.0/16—000.00%00 / 8
131.59.0.0/16—000.00%00 / 8
131.60.0.0/16—000.00%00 / 8
131.61.0.0/16—000.00%00 / 8
131.62.0.0/16—000.00%00 / 8
131.63.0.0/16—000.00%00 / 8
131.64.0.0/16—000.00%00 / 8
131.65.0.0/16—000.00%00 / 8
131.66.0.0/16—000.00%00 / 8
131.67.0.0/16—000.00%00 / 8
131.68.0.0/16—000.00%00 / 8
131.69.0.0/16—000.00%00 / 8
131.70.0.0/16—000.00%00 / 8
131.71.0.0/16—000.00%00 / 8
131.72.0.0/16Residential Proxy99.94%9,3959,21627.86%935 / 8
131.73.0.0/16Hosting100.00%02,0483.13%11 / 8
131.74.0.0/16—000.00%00 / 8
131.75.0.0/16—000.00%00 / 8
131.76.0.0/16Hosting100.00%05120.78%11 / 8
131.77.0.0/16—000.00%00 / 8
131.78.0.0/16—000.00%00 / 8
131.79.0.0/16—000.00%00 / 8
131.80.0.0/16—000.00%00 / 8
131.81.0.0/16—000.00%00 / 8
131.82.0.0/16—000.00%00 / 8
131.83.0.0/16—000.00%00 / 8
131.84.0.0/16—000.00%00 / 8
131.85.0.0/16—000.00%00 / 8
131.86.0.0/16—000.00%00 / 8
131.87.0.0/16—000.00%00 / 8
131.88.0.0/16—000.00%00 / 8
131.89.0.0/16VPN100.00%12560.39%12 / 8
131.90.0.0/16—000.00%00 / 8
131.91.0.0/16Residential Proxy96.67%305120.83%133 / 8
131.92.0.0/16Hosting100.00%050,17676.56%11 / 8
131.93.0.0/16Residential Proxy59.23%8782,3044.73%474 / 8
131.94.0.0/16Residential Proxy57.89%387681.23%93 / 8
131.95.0.0/16Residential Proxy80.77%2600.04%112 / 8
131.96.0.0/16Residential Proxy97.56%827681.30%163 / 8
131.97.0.0/16—000.00%00 / 8
131.98.0.0/16—000.00%00 / 8
131.99.0.0/16—000.00%00 / 8
131.100.0.0/16Residential Proxy91.36%10,12324,32047.74%1055 / 8
131.101.0.0/16—000.00%00 / 8
131.102.0.0/16—000.00%00 / 8
131.103.0.0/16VPN97.16%42232,25649.25%103 / 8
131.104.0.0/16Residential Proxy96.43%561,0241.65%184 / 8
131.105.0.0/16—000.00%00 / 8
131.106.0.0/16Residential Proxy74.13%1,6663,5847.68%564 / 8
131.107.0.0/16Residential Proxy100.00%1165,536100.00%62 / 8
131.108.0.0/16Residential Proxy89.86%8,96729,18452.56%975 / 8
131.109.0.0/16VPN73.28%1311,0241.73%113 / 8
131.110.0.0/16—000.00%00 / 8
131.111.0.0/16Residential Proxy98.15%542560.47%173 / 8
131.112.0.0/16VPN94.42%2153,0724.88%83 / 8
131.113.0.0/16VPN95.04%1416,1449.48%73 / 8
131.114.0.0/16Residential Proxy70.00%105,8889.00%43 / 8
131.115.0.0/16Hosting100.00%05120.78%11 / 8
131.116.0.0/16Hosting100.00%05120.78%11 / 8
131.117.0.0/16VPN64.73%2,1388,70414.36%674 / 8
131.118.0.0/16Residential Proxy59.72%729,98415.33%134 / 8
131.119.0.0/16VPN96.88%3200.05%32 / 8
131.120.0.0/16—000.00%00 / 8
131.121.0.0/16—000.00%00 / 8
131.122.0.0/16—000.00%00 / 8
131.123.0.0/16Residential Proxy56.96%69012,28819.00%434 / 8
131.124.0.0/16—000.00%00 / 8
131.125.0.0/16Residential Proxy85.00%2032,76850.03%54 / 8
131.126.0.0/16—000.00%00 / 8
131.127.0.0/16Hosting100.00%065,536100.00%11 / 8
131.128.0.0/16Residential Proxy72.22%185120.81%33 / 8
131.129.0.0/16VPN95.54%11,73633,02451.46%544 / 8
131.130.0.0/16VPN86.21%292,5603.95%43 / 8
131.131.0.0/16—000.00%00 / 8
131.132.0.0/16—000.00%00 / 8
131.133.0.0/16—000.00%00 / 8
131.134.0.0/16—000.00%00 / 8
131.135.0.0/16—000.00%00 / 8
131.136.0.0/16—000.00%00 / 8
131.137.0.0/16VPN100.00%800.01%11 / 8
131.138.0.0/16VPN100.00%200.00%11 / 8
131.139.0.0/16—000.00%00 / 8
131.140.0.0/16—000.00%00 / 8
131.141.0.0/16—000.00%00 / 8
131.142.0.0/16VPN100.00%1900.03%11 / 8
131.143.0.0/16Residential Proxy84.11%10713,82421.18%315 / 8
131.144.0.0/16—000.00%00 / 8
131.145.0.0/16VPN93.62%4765,536100.00%54 / 8
131.146.0.0/16—000.00%00 / 8
131.147.0.0/16Residential Proxy65.27%5011,5363.09%433 / 8
131.148.0.0/16VPN95.54%8292,5605.08%133 / 8
131.149.0.0/16VPN60.00%51,0241.57%33 / 8
131.150.0.0/16Residential Proxy62.82%6321,2802.88%374 / 8
131.151.0.0/16VPN56.52%231,5362.38%53 / 8
131.152.0.0/16Residential Proxy100.00%42,3043.52%32 / 8
131.153.0.0/16VPN97.63%33843,00865.86%165 / 8
131.154.0.0/16VPN100.00%34,6087.03%12 / 8
131.155.0.0/16Residential Proxy92.31%263,5845.51%53 / 8
131.156.0.0/16Residential Proxy61.18%857681.29%73 / 8
131.157.0.0/16—000.00%00 / 8
131.158.0.0/16—000.00%00 / 8
131.159.0.0/16Residential Proxy57.14%71,2801.96%44 / 8
131.160.0.0/16—000.00%00 / 8
131.161.0.0/16Residential Proxy93.91%10,78930,20858.16%935 / 8
131.162.0.0/16Residential Proxy85.71%281,5362.39%103 / 8
131.163.0.0/16VPN83.33%665,536100.00%33 / 8
131.164.0.0/16Residential Proxy54.02%8713,82421.17%193 / 8
131.165.0.0/16VPN98.81%842,5604.02%23 / 8
131.166.0.0/16VPN100.00%2400.04%11 / 8
131.167.0.0/16Residential Proxy100.00%100.00%11 / 8
131.168.0.0/16Hosting100.00%065,536100.00%11 / 8
131.169.0.0/16Residential Proxy100.00%22560.39%32 / 8
131.170.0.0/16Residential Proxy94.44%187681.20%53 / 8
131.171.0.0/16Residential Proxy100.00%100.00%11 / 8
131.172.0.0/16Residential Proxy100.00%161,0241.59%62 / 8
131.173.0.0/16VPN60.87%233,5845.50%54 / 8
131.174.0.0/16VPN40.00%53,3285.09%34 / 8
131.175.0.0/16Residential Proxy50.00%265,6328.62%74 / 8
131.176.0.0/16VPN85.71%71,2801.96%33 / 8
131.177.0.0/16—000.00%00 / 8
131.178.0.0/16Residential Proxy100.00%3800.06%31 / 8
131.179.0.0/16VPN87.50%16017,15226.29%153 / 8
131.180.0.0/16VPN100.00%23,3285.08%12 / 8
131.181.0.0/16Residential Proxy96.88%327681.22%103 / 8
131.182.0.0/16—000.00%00 / 8
131.183.0.0/16Residential Proxy100.00%12560.39%22 / 8
131.184.0.0/16—000.00%00 / 8
131.185.0.0/16—000.00%00 / 8
131.186.0.0/16Datacenter Proxy62.58%16320,73631.64%84 / 8
131.187.0.0/16VPN82.44%1314,8647.62%134 / 8
131.188.0.0/16VPN60.61%335,8889.03%64 / 8
131.189.0.0/16VPN98.01%15165,536100.00%33 / 8
131.190.0.0/16—000.00%00 / 8
131.191.0.0/16Residential Proxy61.40%4301,5362.95%374 / 8
131.192.0.0/16—000.00%00 / 8
131.193.0.0/16Residential Proxy94.58%2032,8164.61%263 / 8
131.194.0.0/16Residential Proxy90.91%1100.02%42 / 8
131.195.0.0/16—000.00%00 / 8
131.196.0.0/16Residential Proxy94.31%10,93626,62452.07%974 / 8
131.197.0.0/16—000.00%00 / 8
131.198.0.0/16—000.00%00 / 8
131.199.0.0/16—000.00%00 / 8
131.200.0.0/16—000.00%00 / 8
131.201.0.0/16VPN100.00%800.01%11 / 8
131.202.0.0/16Residential Proxy75.00%400.01%32 / 8
131.203.0.0/16VPN73.30%1766,4009.84%114 / 8
131.204.0.0/16Residential Proxy88.89%97681.19%53 / 8
131.205.0.0/16—000.00%00 / 8
131.206.0.0/16VPN100.00%1600.02%11 / 8
131.207.0.0/16VPN92.31%132560.41%23 / 8
131.208.0.0/16—000.00%00 / 8
131.209.0.0/16—000.00%00 / 8
131.210.0.0/16Residential Proxy100.00%300.00%21 / 8
131.211.0.0/16Hosting100.00%04,8647.42%11 / 8
131.212.0.0/16Residential Proxy55.10%492,0483.20%123 / 8
131.213.0.0/16VPN98.57%7,98115,61630.22%264 / 8
131.214.0.0/16—000.00%00 / 8
131.215.0.0/16VPN94.12%10215,87224.33%54 / 8
131.216.0.0/16VPN63.83%471,2802.02%93 / 8
131.217.0.0/16Residential Proxy100.00%52,3043.52%52 / 8
131.218.0.0/16Hosting100.00%062,20894.92%11 / 8
131.219.0.0/16VPN100.00%600.01%11 / 8
131.220.0.0/16Residential Proxy57.14%988,70413.42%84 / 8
131.221.0.0/16Residential Proxy94.74%11,98222,27248.98%924 / 8
131.222.0.0/16Residential Proxy88.19%3,6937,68014.54%656 / 8
131.223.0.0/16—000.00%00 / 8
131.224.0.0/16Hosting100.00%05120.78%11 / 8
131.225.0.0/16VPN100.00%275,3768.24%12 / 8
131.226.0.0/16Residential Proxy54.98%9,30812,54432.32%625 / 8
131.227.0.0/16Residential Proxy100.00%332560.44%132 / 8
131.228.0.0/16VPN50.00%241,7922.77%73 / 8
131.229.0.0/16VPN78.10%1378,96013.80%153 / 8
131.230.0.0/16Residential Proxy77.31%1195120.96%223 / 8
131.231.0.0/16Residential Proxy100.00%700.01%41 / 8
131.232.0.0/16Hosting100.00%01,7922.73%21 / 8
131.233.0.0/16VPN100.00%500.01%11 / 8
131.234.0.0/16VPN76.74%1295120.98%84 / 8
131.235.0.0/16—000.00%00 / 8
131.236.0.0/16Residential Proxy100.00%52560.40%62 / 8
131.237.0.0/16Hosting100.00%02560.39%11 / 8
131.238.0.0/16Residential Proxy90.00%102560.41%43 / 8
131.239.0.0/16VPN92.99%1,82757,85688.50%264 / 8
131.240.0.0/16—000.00%00 / 8
131.241.0.0/16Residential Proxy65.93%1,2654,8649.15%544 / 8
131.242.0.0/16VPN97.62%4200.06%22 / 8
131.243.0.0/16VPN100.00%95120.79%12 / 8
131.244.0.0/16VPN50.00%1400.02%53 / 8
131.245.0.0/16—000.00%00 / 8
131.246.0.0/16VPN51.43%704,6087.12%133 / 8
131.247.0.0/16Residential Proxy96.48%1422,3043.73%203 / 8
131.248.0.0/16VPN100.00%10400.16%11 / 8
131.249.0.0/16Residential Proxy100.00%500.01%21 / 8
131.250.0.0/16—000.00%00 / 8
131.251.0.0/16Residential Proxy100.00%125120.80%82 / 8
131.252.0.0/16Residential Proxy87.13%10133,28050.93%123 / 8
131.253.0.0/16Hosting100.00%050,43276.95%11 / 8
131.254.0.0/16Residential Proxy100.00%200.00%21 / 8
131.255.0.0/16Residential Proxy89.79%9,70825,08847.18%916 / 8
00 · No key

Start without signing up.

Paste it into a terminal — no account needed. 1k daily allowance per user, answering ip and is_vpn.

curl "https://api.vpndetection.io/45.83.91.1"
{
  "ip": "45.83.91.1",
  "is_vpn": true
}
01 · Free key

Signup for 50k req/month.

No card, no sales call — the key is issued on signup.
Every request flags VPN IPs.
Upgrade only when you outgrow the allowance.
Get a free API keySee pricing