Bjoern Franke via Postfix-users skrev den 2025-07-14 12:16:
Hi,
Jul 13 00:30:45 localhost postfix/smtpd[10236]: NOQUEUE: reject: RCPT
from unknown[141.42.206.35]: 450 4.7.1 <m...@junc.eu>: Recipient address
rejected: Greylisted for 60 minutes;
from=<amavis-users-bounces+me=junc...@amavis.org> to=<m...@junc.eu>
proto=ESMTP helo=<postfix.charite.de>
sorry if its only my own fauils
no reverse i do greylist
Maybe your resolver is broken?
no my bind respect too little time to live
;; ANSWER SECTION:
postfix.charite.de. 300 IN A 141.42.206.35
raise it then its resolved
brokken as garbage in, garbage out, reverse dns should have longer ttl
to be more stable
host postfix.charite.de
postfix.charite.de has address 141.42.206.35
host 141.42.206.35
35.206.42.141.in-addr.arpa domain name pointer postfix.charite.de.
host list.sys4.de
list.sys4.de has address 45.90.5.195
list.sys4.de has IPv6 address 2a03:4000:20:189::195
list.sys4.de mail is handled by 10 list.sys4.de.
host 2a03:4000:20:189::195
5.9.1.0.0.0.0.0.0.0.0.0.0.0.0.0.9.8.1.0.0.2.0.0.0.0.0.4.3.0.a.2.ip6.arpa
domain name pointer list.sys4.de.
;; ANSWER SECTION:
list.sys4.de. 3600 IN A 45.90.5.195
$TTL in zone is default 3600 ?, a bit low for thing that should not
change daily
dont shout the messenger btw
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