CZ.NIC Labs 📦 Repos Setup Docs


BIRD - BIRD Internet Routing Daemon

Knot DNS - High-performance authoritative DNS server


Supported Architectures

amd64 i386 arm64 amrhf

Setup repo

Please select Repository and Distribution above.

  1. Update apt package index and install necessary packages:
    sudo apt-get update
    sudo apt-get install apt-transport-https ca-certificates wget
  2. Add CZ.NIC Labs Packaging GPG key:
    sudo wget -O /usr/share/keyrings/cznic-labs-pkg.gpg
    Key fingerprint:
    rsa4096/0xAB6A303124019B64 2023-02-15 [expires: 2033-03-03]
    Key fingerprint = 9C71 D59C D4CE 8BD2 966A  7A3E AB6A 3031 2401 9B64
    CZ.NIC Labs Packaging <>
  3. Setup the repository:
    echo "deb [signed-by=/usr/share/keyrings/cznic-labs-pkg.gpg] $DISTRO main" | sudo tee> /etc/apt/sources.list.d/cznic-labs-.list 
  4. Update apt package index with repo enabled:
    sudo apt-get update
  5. Install packages using apt:
    sudo apt-get install 
  6. Done 📦


If you discover broken packages or you have a suggestion, please contact us at