PTR Stream

PTR Stream is a high-performance reverse DNS (PTR record) lookup tool written in Go. It efficiently processes the entire IPv4 address space, performing concurrent DNS lookups with support for custom DNS servers, output logging, and real-time progress visualization.

Installation

go install github.com/acidvegas/ptrstream@latest

Or, build from source:

git clone https://github.com/acidvegas/ptrstream
cd ptrstream
go build

Usage

ptrstream [options]

Command Line Arguments

Flag	Description	Default	Example
-c	Concurrency level	100	-c 200
-t	Timeout for DNS queries	2s	-t 5s
-r	Number of retries for failed lookups	2	-r 3
-dns	File containing DNS servers		-dns nameservers.txt
-debug	Show unsuccessful lookups	False	-debug
-o	Path to NDJSON output file		-o results.json
-s	Seed for IP generation	Random	-s 12345
-shard	Shard specification		-shard 1/4

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Mirrors: acid.vegas • SuperNETs • GitHub • GitLab • Codeberg