This is from Console. Does this help???
23/09/2014 12:34:42.826 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900ED60 ***. (AAAA) that's already in the list
23/09/2014 12:34:42.826 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900F1F0 2.3.D.9.7.5.E.F.F.F.4.1.A.2.A.C.0.0.0.0.0.0.0.0.0.0.0.0.0.8.E.F.ip6.arpa. (PTR) that's already in the list
23/09/2014 12:34:42.826 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A007560 ***. (Addr) that's already in the list
23/09/2014 12:34:42.827 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A0079F0 103.20.168.192.in-addr.arpa. (PTR) that's already in the list
23/09/2014 12:35:13.828 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900ED60 ***. (AAAA) that's already in the list
23/09/2014 12:35:13.828 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900F1F0 2.3.D.9.7.5.E.F.F.F.4.1.A.2.A.C.0.0.0.0.0.0.0.0.0.0.0.0.0.8.E.F.ip6.arpa. (PTR) that's already in the list
23/09/2014 12:35:13.828 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A007560 ***. (Addr) that's already in the list
23/09/2014 12:35:13.828 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A0079F0 103.20.168.192.in-addr.arpa. (PTR) that's already in the list
23/09/2014 12:35:44.426 am Notes[2736]: [IMAP] Expected untagged initial response from mail.bigpond.com
23/09/2014 12:35:44.830 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900ED60 ***. (AAAA) that's already in the list
23/09/2014 12:35:44.830 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900F1F0 2.3.D.9.7.5.E.F.F.F.4.1.A.2.A.C.0.0.0.0.0.0.0.0.0.0.0.0.0.8.E.F.ip6.arpa. (PTR) that's already in the list
23/09/2014 12:35:44.830 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A007560 ***. (Addr) that's already in the list
23/09/2014 12:35:44.830 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A0079F0 103.20.168.192.in-addr.arpa. (PTR) that's already in the list
23/09/2014 12:36:15.832 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900ED60 ***. (AAAA) that's already in the list
23/09/2014 12:36:15.832 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38900F1F0 2.3.D.9.7.5.E.F.F.F.4.1.A.2.A.C.0.0.0.0.0.0.0.0.0.0.0.0.0.8.E.F.ip6.arpa. (PTR) that's already in the list
23/09/2014 12:36:15.832 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A007560 ***. (Addr) that's already in the list
23/09/2014 12:36:15.832 am mDNSResponder[35]: mDNS_Register_internal: ERROR!! Tried to register AuthRecord 00007FF38A0079F0 103.20.168.192.in-addr.arpa. (PTR) that's already in the list