220 mx1.alumnforce.org ESMTP Postfix 250-mx1.alumnforce.org 250-PIPELINING 250-SIZE 10240000 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250 CHUNKING
220 mx1.alumnforce.org ESMTP Postfix 250-mx1.alumnforce.org 250-PIPELINING 250-SIZE 10240000 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250 CHUNKING