PowerMTA™ 3.5r16 

Help
Domain Detail
namezttcable.com
recipients27
kbytes669.0
active connections0
Queues
vmta recipients kbytes connections paused mode % recipients
vmta1 27 669.0 0 no normal 100%
Last Errors
vmtatimeerror
vmta12025-06-27 00:22:03SMTP service unavailable: "450 Too many concurrent connections from your IP [ORLs+t4qA9N42tzZdR8hyeDqTzMxrW7JaywOJfhor0ZGgjtnz1OAbSg= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz2.qq.com (42.194.253.16) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.16)
vmta12025-06-27 00:22:03SMTP service unavailable: "450 Too many concurrent connections from your IP [NSjjVjUmCg+CH4f9f4E0LEXKc1eZHNFVJpgmEekzR4Mq0ruAwipJH3Y= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz1.qq.com (183.47.101.122) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz1.qq.com (183.47.101.122)
vmta12025-06-27 00:22:03Error: connection closed by the remote host while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz1.qq.com (183.47.104.46)
vmta12025-06-27 00:12:02SMTP service unavailable: "450 Too many concurrent connections from your IP [N/u+XgB1UQZ7OY4hU4nQHMGOZi1K23GZa3vUBy49K7Q4YTfBmLVQr/E= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz2.qq.com (42.194.253.68) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.68)
vmta12025-06-27 00:12:01Error: connection closed by the remote host while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.16)
vmta12025-06-27 00:12:00SMTP service unavailable: "450 Too many concurrent connections from your IP [M0BS2NE0lcNPS+HJw3UKxm94uOrQdWj46dvw2hQiqDNnrFiaZReUZSg= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz1.qq.com (183.47.104.46) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz1.qq.com (183.47.104.46)
vmta12025-06-27 00:02:00SMTP service unavailable: "450 Too many concurrent connections from your IP [MbmMx8+oB+H1NdyTUo3ra3yNuBv5xpMhqwjugU2KXzBadObFVIuHN+E= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz2.qq.com (42.194.253.68) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.68)
vmta12025-06-27 00:01:59Error: connection closed by the remote host while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.16)
vmta12025-06-27 00:01:59SMTP service unavailable: "450 Too many concurrent connections from your IP [ORLs+t4qA9N4wJltDMOEVK/bEMNaU+664TS1G3IBq9TJQEn3SU8jW34= Blocked IP 117.88.100.214]. https://open.work.weixin.qq.com/help2/pc/20064" received from mxbiz1.qq.com (183.47.101.122) while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz1.qq.com (183.47.101.122)
vmta12025-06-26 23:51:57Error: connection closed by the remote host while connected from server1.ups-hk.cn (10.0.0.209) to mxbiz2.qq.com (42.194.253.68)