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problems with email server

Hi, have a few problems.

1. The emails stopped working on 
i-2324tpddv (chinaclassifieds)
2. we chnaged the domain name can you please help to change PTR chinaclassifieds.cn to wehustle.cn
dig -x 114.55.73.54
;; ANSWER SECTION:
54.73.55.114.in-addr.arpa. 3599 IN      PTR     chinaclassifieds.cn.

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marik 2019-03-13 14:51:10 509 0
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  • 旺旺:nectar2。
    Hi,

    1. most if servers were blocked 25 port outside, please use smtp server(for example, sendgrid) which can use 465 or 587 port instead

    2. please create ticket form http://workorder.console.aliyun.com, do not post question on Zhidao to request set rDNS
    2019-03-13 15:03:25
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