The SPF record for mailhostingservice.com was updated to include the outbound.mailhop.org cluster.  This is being done to facilitate a seamless migration to the new mail hosting platform. 

mailhostingservice.com.    59    IN    TXT    "include:pmta1._spf.mailhop.org"
mailhostingservice.com.    59    IN    TXT    "include:pmta2._spf.mailhop.org"
mailhostingservice.com.    59    IN    TXT    "include:relay.mailchannels.net"
mailhostingservice.com.    59    IN    TXT    "include:smtp-eu._spf.mailhop.org ~all"
mailhostingservice.com.    59    IN    TXT    "include:smtp._spf.mailhop.org"
mailhostingservice.com.    59    IN    TXT    "v=spf1 a mx ptr ip4:216.154.198.165/28 ip4:64.57.243.64/26 ip4:54.191.214.3 ip4:54.191.214.36 include:outbound._spf.mailhop.org"