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 1480 known online nodes.

Here are 20 random nodes to get you started:

212.50.95.87
84.122.214.252
45.87.91.117
81.183.215.158
23.106.37.201
211.140.249.142
146.70.137.58
50.47.214.102
5.128.204.84
51.158.96.158
130.61.126.53
108.170.177.67
51.175.118.117
188.74.70.108
177.83.60.55
79.175.123.112
181.60.108.147
209.248.100.229
206.75.7.4
95.158.28.213

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" }