Spoofed DNS server?

[hanasaki]

Any thoughts on this?  Thanks
==========
Apr 13 18:38:54 portal named[230]: Response from unexpected source 
([205.188.157.225].50) for query "mailin-04.mx.aol.com IN A"
===========
host 205.188.157.225
Name: dtc-ext1.ns.aol.com
Address: 205.188.157.225
==========
host mailin-04.mx.aol.com
mailin-04.mx.aol.com    A       64.12.137.121
mailin-04.mx.aol.com    A       64.12.137.152
mailin-04.mx.aol.com    A       152.163.224.122
mailin-04.mx.aol.com    A       64.12.136.153

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= hanasaki at hanaden.com                                          =
=     Spam : Just Say NO!                                       =