Here are my results.
bjwebb@webbpad:~$ sudo /usr/lib/cups/backend/dnssd [sudo] password for bjwebb: WARNING: Unhandled message: interface=org.freedesktop.DBus.Introspectable, path=/, member=Introspect DEBUG: Found "Officejet J6400 series [192.168.1.3] (Fax) @ Stuart Shirrell���._ipp._tcplocal"... DEBUG: Found "HP Officejet J6400 series @ Stuart Shirrell���s MacBook Pro 15"._ipp._tcplocal"... network dnssd://Officejet%20J6400%20series%20%5B192.168.1.3%5D%20(Fax)%20%40%20Stuart%20Shirrell%E2%80%99._ipp._tcp.local/cups "Officejet Officejet J6400 series" "Officejet J6400 series [192.168.1.3] (Fax) @ Stuart Shirrell���" "MFG:Officejet;MDL:J6400 series" "" network dnssd://HP%20Officejet%20J6400%20series%20%40%20Stuart%20Shirrell%E2%80%99s%20MacBook%20Pro%2015"._ipp._tcp.local/cups "Officejet Officejet J6400 series" "HP Officejet J6400 series @ Stuart Shirrell���s MacBook Pro 15\"" "MFG:Officejet;MDL:J6400 series" ""
Here are my results.
bjwebb@webbpad:~$ sudo /usr/lib/ cups/backend/ dnssd org.freedesktop .DBus.Introspec table, path=/, member=Introspect ��._ipp. _tcplocal" ... _tcplocal" ... /Officejet% 20J6400% 20series% 20%5B192. 168.1.3% 5D%20(Fax) %20%40% 20Stuart% 20Shirrell% E2%80%99. _ipp._tcp. local/cups "Officejet Officejet J6400 series" "Officejet J6400 series [192.168.1.3] (Fax) @ Stuart Shirrell���" "MFG:Officejet; MDL:J6400 series" "" /HP%20Officejet %20J6400% 20series% 20%40%20Stuart% 20Shirrell% E2%80%99s% 20MacBook% 20Pro%2015" ._ipp._ tcp.local/ cups "Officejet Officejet J6400 series" "HP Officejet J6400 series @ Stuart Shirrell���s MacBook Pro 15\"" "MFG:Officejet; MDL:J6400 series" ""
[sudo] password for bjwebb:
WARNING: Unhandled message: interface=
DEBUG: Found "Officejet J6400 series [192.168.1.3] (Fax) @ Stuart Shirrell�
DEBUG: Found "HP Officejet J6400 series @ Stuart Shirrell���s MacBook Pro 15"._ipp.
network dnssd:/
network dnssd:/