Postfix smtpd

220 ns.freedom.ne.jp ESMTP Postfix
250-ns.freedom.ne.jp
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250-SMTPUTF8
250 CHUNKING

None
Resolver name: ns.freedom.ne.jp

None
Resolver name: ns.freedom.ne.jp

NTP
protocolversion: 3
stratum: 2
leap: 0
precision: -22
rootdelay: 0.0119934082031
rootdisp: 0.0312652587891
refid: 2247356147
reftime: 3950513813.96
poll: 3

MySQL X Protocol

MySQL X Protocol:
  tls: False
  authentication.mechanisms:
    MYSQL41
    SHA256_MEMORY
  doc.formats: text
  client.interactive: False
  compression:
    algorithm:
      deflate_stream
      lz4_message
      zstd_stream
  node_type: mysql
  client.pwd_expire_ok: False