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jbuie@gm.sbac.edu: host aspmx.l.google.com[2607:f8b0:400e:c0c::1b] said: 550-5.7.1 This email domain is closed and does not accept email to or from other 550 5.7.1 email domains. 140930 exception permitted - gcdp t11-20020a17090abc4b00b0028bf7ab5a92si2576512pjv.147 - gsmtp (in reply to end of DATA command)