при отправке сообщений на некоторые домены возвращается отбойник cannot find your host name.
конфиг postfix: #smtpd_recipient_restrictions = permit_mynetworks, reject_non_fqdn_recipient, reject_unauth_pipelining, reject_unauth_destination, reject_unlisted_recipient, check_policy_service inet:127.0.0.1:10023
smtpd_recipient_restrictions =
permit_mynetworks, sleep 5, reject_non_fqdn_sender, reject_unknown_sender_domain, reject_non_fqdn_recipient, reject_unauth_destination, reject_unauth_pipelining, reject_unknown_reverse_client_hostname, reject_rbl_client dnsbl.sorbs.net, reject_rbl_client b.barracudacentral.org,
# reject_rbl_client zen.spamhaus.org,
#smtpd_client_restrictions = permit_mynetworks,
# permit_sasl_authenticated,
# check_client_access
hash:$base/client_access,
# reject_unknown_client
Вот что говорит nslookup--
nslookup 83.xx.xx.xx
Server: 127.0.0.1
Address: 127.0.0.1#53
Non-authoritative answer:
xxx.xxx.xxx.83.in-addr.arpa name = my_domain.ru.
Authoritative answers can be found from:
83.in-addr.arpa nameserver = tinnie.arin.net.
83.in-addr.arpa nameserver = sec1.apnic.net.
83.in-addr.arpa nameserver = sunic.sunet.se.
83.in-addr.arpa nameserver = ns-pri.ripe.net.
83.in-addr.arpa nameserver = ns3.nic.fr.
83.in-addr.arpa nameserver = sec3.apnic.net.
ns3.nic.fr internet address = 192.134.0.49
ns3.nic.fr has AAAA address 2001:660:3006:1::1:1
tinnie.arin.net internet address = 199.212.0.53
tinnie.arin.net has AAAA address 2001:500:13::c7d4:35
sunic.sunet.se internet address = 192.36.125.2
sunic.sunet.se has AAAA address 2001:6b0:7::2
ns-pri.ripe.net internet address = 193.0.0.195
ns-pri.ripe.net has AAAA address 2001:610:240:0:53::3
sec1.apnic.net internet address = 202.12.29.59
sec1.apnic.net has AAAA address 2001:dc0:2001:a:4608::59
sec3.apnic.net internet address = 202.12.28.140
sec3.apnic.net has AAAA address 2001:dc0:1:0:4777::140
nslookup my_domain.ru
Server: 127.0.0.1
Address: 127.0.0.1#53
Name: my_domain.ru
Address: 83.xxx.xxx.xxx
лог файл postfix
Feb 3 20:47:28 gw postfix/smtp[82122]: B24FA72B21A:
to=<rnu@other.ru>, relay=mx2.centre.ru[194.67.34.66]:25, delay=4684,
delays=4683/0.02/0.29/0.02, dsn=4.7.1, status=deferred (host
mx2.centre.ru[194.yy.yy.yy] said: 450 4.7.1 Client host rejected:
cannot find your hostname, [83.xxx.xxx.xx] (in reply to RCPT TO
command))
Feb 3 20:49:22 gw postfix/smtp[80427]: AA2D572B166: host
shadow.other1.ru[217.yy.yy.yyy] said: 450 4.7.1 Client host rejected:
cannot find your hostname, [83.xxx.xxx.xxx] (in reply to RCPT TO
command
хотя телнет
telnet 194.xx.xx.xx xx
Trying 194.xx.xx.xx...
Connected to mx4.other_domain.ru.
Escape character is '^]'.
220 mx4.other.ru ESMTP «Other_domain.ru MailerDaemon»
helo inwm.ru
250 mx4.centre.ru
mail from <admin@my_domain.ru>
250 2.1.0 Ok
dig my_domain.ru
; <<>> DiG 9.4.2 <<>> my_domain.ru
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 12862
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; QUESTION SECTION:
;my_domain.ru. IN A
;; ANSWER SECTION:
XXX.ru. 3600 IN A 83.xxx.xxx.xxx
;; AUTHORITY SECTION:
XXX.ru. 3600 IN NS gw.my_domain.ru.
;; ADDITIONAL SECTION:
gw.XXX.ru. 3600 IN A 192.168.150.105
;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Feb 3 22:16:12 2010
;; MSG SIZE rcvd: 74
Где копать???