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 1097 known online nodes.

Here are 20 random nodes to get you started:

96.20.232.110
68.55.121.111
80.200.173.211
140.186.190.117
89.102.107.181
82.84.222.48
77.37.174.123
181.44.114.136
85.207.37.6
78.130.255.170
222.173.213.178
83.228.54.42
164.92.87.209
95.31.32.92
93.6.101.136
68.36.25.100
125.128.237.168
217.155.194.168
24.143.49.146
193.237.208.239

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" }