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narodriguezbanol@iecardenasmirrinao.edu.co: host ASPMX.L.GOOGLE.COM[2607:f8b0:400e:c03::1b] said: 550-5.7.1 Esta cuenta de correo electrónico única y exclusivamente puede ser 550-5.7.1 utilizada dentro del ecosistema GSuite y en el dominio de la 550 5.7.1 Institución Educativa Cárdenas Mirriñao - gcdp 41be03b00d2f7-7cd9ad94985si3227833a12.810 - gsmtp (in reply to end of DATA command)