Mail service is working except for delivery to a single host, which is reporting a strange error:
postfix/smtp[13722]: 629D7A7DF9: to=<test...@kpbsd.k12.ak.us>, relay=none, delay=1099, delays=1097/0/1.5/0, dsn=4.4.3, status=deferred (Host or domain name not found. Name service error for name=mx4.kpbsd.k12.ak.us type=A: Host not found, try again) root:# host kpbsd.k12.ak.us kpbsd.k12.ak.us has address 74.123.240.28 kpbsd.k12.ak.us mail is handled by 30 mx3.kpbsd.k12.ak.us. kpbsd.k12.ak.us mail is handled by 20 mail-gw.kpbsd.k12.ak.us. kpbsd.k12.ak.us mail is handled by 40 mx4.kpbsd.k12.ak.us. kpbsd.k12.ak.us mail is handled by 10 mx1.kpbsd.k12.ak.us. root:# host mx4.kpbsd.k12.ak.us mx4.kpbsd.k12.ak.us has address 74.123.240.23 Any help is appreciated! -- Simba Lion - https://tailpuff.net https://keybase.io/simbalion "Why is a raven like a writing desk?"
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