This site keeps track of all Chia Nodes participating on the Chia Network.
Each node has been verified to be listenting on port 8444.

There are currently 1129 known online nodes.

Here are 20 random nodes to get you started:

194.183.54.119
91.123.181.41
173.62.237.230
212.55.254.189
107.182.204.7
125.168.78.111
90.167.14.39
47.196.100.49
24.144.199.253
91.237.85.40
24.246.2.16
78.62.158.222
73.191.74.133
94.190.222.141
103.44.239.244
114.230.221.95
62.182.228.203
88.204.11.115
193.179.51.7
216.196.155.229

To add 20 random nodes to your Chia client, run the following commands:
Linux Terminal:
curl https://ChiaNodes.com | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | while read line; do timeout 2s chia peer full_node -a $line:8444 ;done

Windows Powershell:
Invoke-WebRequest -Uri 'https://ChiaNodes.com' | Select-String -Pattern '\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b' -AllMatches | %{ $_.Matches } | %{ $_.Value } | %{ Start-Sleep -Seconds 2; chia peer full_node -a $_":8444" }