[Postfixbuch-users] Der Postfix-Buch Listenserver/Mailserver ist nicht reverse auflösbar !?

[Patrick Klaus]

Hi,

seid längerer Zeit meckert unser Postfix-Mailserver über Mails
von dieser Liste.

Feb  4 20:04:17 ampere2 postfix/smtpd[2540]: connect from 
unknown[213.203.238.6]
Feb  4 20:04:17 ampere2 postfix/smtpd[2540]: A3373122AFF: 
client=unknown[213.203.238.6]
Feb  4 20:04:17 ampere2 postfix/smtpd[2540]: reject_warning: RCPT from 
unknown[213.203.238.6]: 450 Client host rejected: cannot find your 
hostname, [213.203.238.6]; 
from=<postfixbuch-users-bounces at listi.jpberlin.de> to=<Frank at XXX.XXXX.de>
Feb  4 20:04:18 ampere2 postfix/cleanup[2541]: A3373122AFF: 
message-id=<002001c3eb51$56dfed20$59c4128b at sebastia8aiz2h>
Feb  4 20:04:18 ampere2 postfix/qmgr[29137]: A3373122AFF: 
from=<postfixbuch-users-bounces at listi.jpberlin.de>, size=3507, nrcpt=1 
(queue active)
Feb  4 20:04:18 ampere2 postfix/smtpd[2540]: disconnect from 
unknown[213.203.238.6]

laut nslookup !

paddy at paddy:~> nslookup listi.jpberlin.de mX
Server:  dns5.arcor-ip.de
Address:  145.253.2.139

Non-authoritative answer:
Name:    listi.jpberlin.de
Address:  213.203.238.6

paddy at paddy:~> nslookup 213.203.238.6
Server:  dns5.arcor-ip.de
Address:  145.253.2.139

*** dns5.arcor-ip.de can't find 213.203.238.6: Non-existent host/domain
paddy at paddy:~>

Könnte das jemand korrigieren? Hat bestimmt nicht seine Richtigkeit oder?

Gruss

Patrick