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Netperf Server List Verified Jun 2026

: Ensure port 12865 (TCP) is open on the server-side firewall.

: This site provides a daily passphrase required for testing.

Public Netperf servers are rare because they are easily abused for DDoS attacks. Most modern testing has shifted to iPerf3, but for those who need Netperf’s specific latency metrics, these are the primary reliable options:

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