PowerMTA™ 3.5r16 

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Domain Detail
namefastmail.us
recipients2,039
kbytes50,571.3
active connections0
Queues
vmta recipients kbytes connections paused mode % recipients
vmta1 2,039 50,571.3 0 no normal 100%
Last Errors
vmtatimeerror
vmta12025-07-04 07:04:55SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)
vmta12025-07-04 07:04:55SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)
vmta12025-07-04 07:04:55SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)
vmta12025-07-04 07:04:55SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)
vmta12025-07-04 07:04:33SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in1-smtp.messagingengine.com (103.168.172.221) while connected from server1.fedex-hk.cn (10.0.0.142) to in1-smtp.messagingengine.com (103.168.172.221)
vmta12025-07-04 07:04:33SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in1-smtp.messagingengine.com (103.168.172.221) while connected from server1.fedex-hk.cn (10.0.0.142) to in1-smtp.messagingengine.com (103.168.172.221)
vmta12025-07-04 07:04:33SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in1-smtp.messagingengine.com (103.168.172.221) while connected from server1.fedex-hk.cn (10.0.0.142) to in1-smtp.messagingengine.com (103.168.172.221)
vmta12025-07-04 07:04:33SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.3 days" received from in1-smtp.messagingengine.com (103.168.172.221) while connected from server1.fedex-hk.cn (10.0.0.142) to in1-smtp.messagingengine.com (103.168.172.221)
vmta12025-07-04 06:54:11SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.4 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)
vmta12025-07-04 06:54:11SMTP service unavailable: "421 Client host [117.88.100.83] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack. Expected removal in 3.4 days" received from in2-smtp.messagingengine.com (202.12.124.217) while connected from server1.fedex-hk.cn (10.0.0.142) to in2-smtp.messagingengine.com (202.12.124.217)