dnsperf ☆

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Description:
Measure DNS performance by simulating network conditions

Type: Formula | Latest Version: 2.14.0@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Networking

Tags: dns networking performance benchmarking testing utilities

Install: brew install dnsperf

About:
dnsperf is a command-line tool designed to measure DNS performance by sending a high volume of DNS queries and reporting on latency and throughput. It allows users to simulate realistic network conditions and load to test the resilience and speed of DNS servers. This makes it an essential utility for network administrators and DNS service providers to benchmark and troubleshoot their infrastructure.

Key Features:

High-performance DNS query generation
Supports both UDP and TCP protocols
Ability to simulate network latency and packet loss
Reads queries from data files for realistic load simulation
Provides detailed statistics and performance metrics

Use Cases:

Benchmarking the performance of new DNS server hardware or software
Stress testing DNS infrastructure to identify bottlenecks under load
Troubleshooting DNS resolution latency issues in a network
Validating QoS policies and network condition handling

Alternatives:

kdig – Part of Knot DNS, primarily a DNS client for lookups, not a performance testing tool.
hping3 – A versatile network packet generator, but not specifically designed for DNS protocol performance analysis.

License: Apache-2.0

Dependencies: concurrencykit, ldns, libnghttp2, openssl@3

Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, arm64_monterey, sonoma, ventura, monterey, arm64_linux, x86_64_linux

Version History

Detected	Version	Rev	Change	Commit
Sep 14, 2025 8:56pm		0	VERSION_BUMP	d150837a