Splashtop Secure Workspace Production IP Allowlist

Important Notes

• https://download.ssw.splashtop.com is served via CDN and does not use fixed public IP addresses.
• Customers should allow outbound HTTPS (TCP/443) access to the following IPs and domains.
• Some services use AWS Global Accelerator and Load Balancers, which may include multiple public IPs.

1. Controller Access

Global Accelerator

Used for:
*.us.ssw.splashtop.com

Allowlist:

• 15.197.70.143
• 15.197.92.71

US Controller Load Balancer

Used for:
us.ssw.splashtop.com

Allowlist:

• 35.95.173.172
• 44.246.78.194
• 35.155.176.206

2. US Edge Nodes

Portland Edge (US West)

Allowlist:

• 35.165.150.126
• 35.83.7.84
• 44.253.255.91

Ashburn Edge (US East)

Allowlist:

• 35.169.75.78
• 52.72.11.238
• 3.223.223.207

3. Europe Edge Nodes

London Edge

Allowlist:

• 18.134.83.41

Frankfurt Edge

Allowlist:

• 3.125.253.149

4. Asia Edge Nodes

Taipei Edge

Allowlist:

• 15.220.84.77

Tokyo Edge

Allowlist:

• 13.159.0.147
• 57.183.80.25
• 52.196.78.119

Hong Kong Edge

Allowlist:

• 16.162.248.105
• 18.163.142.232
• 54.46.86.130

5. Additional Notes

• SSW agents may dynamically connect to different regional edge nodes depending on routing, latency, and availability.
• We recommend allowing all listed production IPs to avoid connection interruptions during failover or infrastructure updates.