220 ns31.s-solution.jp ESMTP unknown
250-ns31.s-solution.jp
250-PIPELINING
250-SIZE
250-ETRN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN

220 ns32.s-solution.jp ESMTP unknown
250-ns32.s-solution.jp
250-PIPELINING
250-SIZE
250-ETRN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN

220 ns42.s-solution.jp ESMTP unknown
250-ns42.s-solution.jp
250-PIPELINING
250-SIZE
250-ETRN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN