The command QueryDomainList will return you a list of domain names managed by your HEXONET account. With it's different parameters it enables you to filter the list of results depending on your needs

COMMAND

(required)
command       = QueryDomainList

(optional)
admincontact = (CONTACT)
billingcontact = (CONTACT)
domain = (DOMAIN)
first = (INT)
limit = (INT)
maxcreateddate = (DATE)
maxregistrationexpirationdate = (DATE)
maxupdateddate = (DATE)
mincreateddate = (DATE)
minregistrationexpirationdate = (DATE)
minupdateddate = (DATE)
nameserver = (NAMESERVER)
nameserver# = (NAMESERVER)
orderby = DOMAIN | DOMAINDESC | USER | USERDESC | CREATEDDATE | CREATEDDATEDESC | UPDATEDDATE | UPDATEDDATEDESC | 
REGISTRATIONEXPIRATIONDATE | REGISTRATIONEXPIRATIONDATEDESC | REGISTRAR | REGISTRARDESC
ownercontact = (CONTACT)
status = (STATUS)
techcontact = (CONTACT)
transferlock = 0 | 1
userdepth = SELF | SUBUSER | ALL
x-trustee = 0 | 1
zone = (ZONE)

RESPONSE

code        = (CODE)
description = (DESCRIPTION)

(optional)
property[total][0] = (INT)
property[first][0] = (INT)
property[last][0] = (INT)
property[limit][0] = (INT)
property[count][0] = (INT)
property[domain][n] = (DOMAIN)