Congratulations you successfully created a d4 client. Press the "Download D4-Client" below to download the corresponding zip archive:

Download client Download D4-Client


Here are some quick tips about how to use the d4-client for Passive DNS collection:

Unzip the archive, move to its location and then enter:

#passivedns -i eth0 -l /dev/stdout | ./d4 -c configs | socat - OPENSSL-CONNECT:crq.circl.lu:4443,verify=0