- Plesk 11.x for Linux
- Plesk 12.0 for Linux
- Plesk 12.0 for Windows
- Plesk 12.5 for Linux
Mail delivery to particular domains fails with error in
PLESK_INFO: 0572C2801E1: uid=30 firstname.lastname@example.org
0572C2801E1: email@example.com, size=3826, nrcpt=1 (queue active)
0572C2801E1: host mx.example2.com refused to talk to me: 554 IP=IP_ADDRESS - A problem occurred. (Ask your postmaster for help or to contact firstname.lastname@example.org to clarify.) (BL)
Checking mail connection using telnet:
# telnet mx.example2.com 25
Connected to mx.example2.com.
Escape character is '^]'.
554 IP=IP_ADDRESS - A problem occurred. (Ask your postmaster for help or to contact email@example.com to clarify.) (BL)
Connection closed by foreign host.
Error code 554 means IP-Blocking, remote mail server are not currently accepting e-mails from a server's IP address. This IP blocking may be due to a previously observed unusual volume of emails at the IP address concerned.
Contact the remote mailserver administrator.