Day: January 30, 2011

  • mail filter log

    mystery mail filter log entry captured Jan 29 21:56:01 mail.tx postfix/smtpd[15704]: NOQUEUE: reject: RCPT from unknown[202.186.96.53]: 554 5.7.1 Service unavailable; Client host [202.186.96.53] blocked using xbl; Blocked maxcount hit; from= <najib@1malaysia.com.my> to=<c@✱✱✱✱✱✱✱✱✱.net> proto=SMTP helo=<najib1>; PTR unknown[202.186.96.53] resolved by rusa.skali.com.my[202.186.13.31] I wonder what are they doing looking for that invalid email address on my mail server […]