公司邮箱用的 bl.spamcop.net 这套黑名单,这两天开始收不到 Teams 的会议通知邮件。错误信息如下
xxxx 提供了此错误: Decision Engine classified the mail item was rejected because of IP Block (from outbound normal IP pools) -> 554 5.7.1 Service unavailable; Client host [40.107.255.108] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?40.107.255.108
AS 信息: AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
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yyzh 267 天前 via Android
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KexyBiscuit 267 天前
在 testconnectivity.microsoft.com 对 40.107.255.108 做 Outbound SMTP Test 也会因为 SpamCop Block List 报错,只能找 Teams 解决了
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