mail訊息出現SORBS

[itokin_mail]

請問素大

對方無法寄信的原因，如下列訊息，
因我 司都可傳送信件到對方，對方卻無法回覆信件，請問素大這問題如何處理?
(目前我 司已將下列訊息反應給對方)

寄送>>>[2011/12/29 下午 04:54:16] [4192] 傳送郵件從 carrie@mail.itokin.com.tw 到 zhang@hengxinshoes.com(121.14.129.73) 成功 2292 bytes ( 2.3 KB/s)


回覆被拒絕[2011/12/29 下午 04:55:24] [4688] SMTP 服務接受從 121.14.129.38 來的連線

[2011/12/29 下午 04:55:24] [4688] SMTP 服務拒絕從 121.14.129.38 來的連線, 因為 [SORBS] Your ip (121.14.129.3 was listed in Spammer list. Please visit http://www.dnsbl.sorbs.net/cgi-bin/lookup?IP=121.14.129.38 for more details.
[2011/12/29 下午 04:55:25] [4688] SMTP 服務拒絕從 121.14.129.38 來的連線, 因為 [SORBS] Your ip (121.14.129.3 was listed in Spammer list. Please visit http://www.dnsbl.sorbs.net/cgi-bin/lookup?IP=121.14.129.38 for more details.
[2011/12/29 下午 04:55:25] [4688] SMTP 服務中斷從 121.14.129.38 來的連線

[WuKueiWei]

被SORBS列為黑名單

查證內容如下
Summary information for 121.14.129.38/32
Found 2 network entries and 0 host/domain entries.

Problem Entries, (listings will cause email problems.)
12 "Spam" entries [Latest: 15:03:22 29 Dec 2011 GMT+00].

Problem hostnames/domains (could cause email problems.)
11 "Spamvertised" entries [Latest: 15:03:22 29 Dec 2011 GMT+00].
Note:These entries are for URLs or email domains, the IPs that may show up as 'spamvertised' only indicate where the URL/Host was seen being sent from. Listings for IPs that are 'spamvertised' will not usually cause blocking problems unless the email contains the IP address as a URL
Note: For a more detailed view you have to be registered and logged in.

Current Listings (active)
Historical Listings (inactive)
Current Listing with an active exception
_________________
OS System
=====================
Windows 10 Pro
RaidenMAILD 4.9.4
=====================
theSun Information Co., Ltd.

[itokin_mail]

感謝 WuKueiWei

我已將此訊息傳給對方。
感謝您