---
name: "dumresp"
section: "1"
platform: "linux"
package: "powerdns"
version: "5.1.5-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/dumresp"
---

# dumresp(1)

A dumb DNS responder

## NAME

dumresp - A dumb DNS responder

## SYNOPSIS

**dumresp** *LOCAL-ADDRESS* *LOCAL-PORT* *NUMBER-OF-PROCESSES* \[tcp\]

## DESCRIPTION

**dumresp** accepts DNS packets on *LOCAL-ADDRESS*:*LOCAL-PORT* and simply replies with the same query, with the QR bit set. When *NUMBER-OF-PROCESSES* is set to anything but 1, **dumresp** will spawn *NUMBER-OF-PROCESSES* forks and use the SO\_REUSEPORT option to bind to the port.

## OPTIONS

tcp: Whether to listen and accept TCP connections in addition to UDP packets. Defaults to false.

## SEE ALSO

[socket(7)](/socket/7.md)

## AUTHOR

PowerDNS.COM BV

## COPYRIGHT

PowerDNS.COM BV