SERVER REPLY: 550 Not Found the PTR record of your IP, Check your DNS -PTR ڵ带 ˻縦 ؼ ش IP ȣƮ ˻ϸϴ . ISP ü reverse DNS Ͽû
REMOTE SERVER RESPONSE : 421 4.3.2 Your IP(192.168.60.12) is filtered and this connection will be closed. 421 Your IP is filtered by IP Rate Control -[ð Ƚ ] ؼ ܵ
554-hrndva-mxlb.mail.rr.com554 #5.5.4 Relaying denied. IP name lookup failed for xxx.xxx.xxx.xxxx -ptr ڵ ȸ mail ip ȸ DNS ptrڵ -ش DNS ϴµ DNS resolving , ش DNS ISP Ͽû
DNS ϴ -DNS Query (ش ο MX ڵ尪 ߰)
mail log FAKE_MSOE5 mail -ƿ ͽ ƴ Դϴ.
spamrobot ؼ ó Ǿ -Ͽ bayesjudge
MDN.DB ߸Ǿ -ũ fault ӽ÷ MDN.DB ȵǾ ִ move ν
REMOTE SERVER RESPONSE : 450 4.7.1 Client host rejected: cannot find your reverse hostname Deferred: 450 4.7.1 Access denied. IP name lookup failed - IP DNS Reverse Query // ISP ü DNS ( DNS)
SERVER REPLY: 554- (RTR:SC) http://postmaster.info.aol.com/errors/554rtrsc.html--- Forwarding -ش AOL å
DELIVERY FAILURE: 550 5.3.0 Mail have traversed Too many hops. Reject it. - ΰ Ƚ̻ Ѿ ϴ Դϴ.
Reason:421-: (DNS:NR) http://postmaster.info.aol.com/errors/421dnsnr.html421 SERVICE NOT AVAILABLE - ϼ ۼ IP Reverse Query Ͽµ ° (ش ISPü û)
Reason:421 CCRT 203.233.202.90: Connection refused. Server is busy(RT) -ش Server Busy · , Ͻ ź
REMOTE SERVER RESPONSE : 451 4.4.2 Bad connection (io timeout) -ش缭 °
Reason :451 Too many retry -ϼ źϸ鼭 4 ڵ带 Ѱְ, retryϴٰ Ͽ, NDR
Reason :451 Too many retry (watcher- ϼ) -watcher ϼ 25 Ʈ پ Ʈ