Most troublesome domains:
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Domain: go.com
Count: 9
Typical error: 554 5.7.1 Requested action not taken: Message was spam or contained virus
Affected lists: voiceovertoday
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Domain: pfizer.com
Count: 6
Typical error: 550 5.7.0 xxxx@pfizer.com>... Local Policy Violation
Affected lists: voiceovertoday
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Domain: mixmail.com
Count: 6
Typical error: 550 Spam is not allowed here
Affected lists: an-big-weekly-update
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Domain: belizeriverlodge.com
Count: 4
Typical error: 554 5.7.1 The message from (>) with the subject of (Your Belize Info Request < Accommodation>) matches a profile the Internet community may consider spam. Please revise your message before resending.
Affected lists: bbn-travel
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Domain: noom.com
Count: 4
Typical error: 554 5.7.1 The message from (>) with the subject of (AnimeNation Big Weekly Update) matches a profile the Internet community may consider spam. Please revise your message before resending.
Affected lists: an-big-weekly-update
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Domain: nchospice.com
Count: 3
Typical error: 550 5.7.1 Message rejected as spam by Content Filtering.
Affected lists: an-big-weekly-update
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Domain: eriecoast.com
Count: 3
Typical error: 550 policy violation ... (#5.5.5)
Affected lists: lwenewsletter
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Domain: qconline.com
Count: 3
Typical error: 521 This system is configured to reject mail from 67.200.150.180
Affected lists: gourmetinternational
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Domain: hispeed.ch
Count: 3
Typical error: 550 Abusive content detected in your email
Affected lists: survivalfran
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Domain: danka.com
Count: 3
Typical error: 554 Content filter will not allow this message (Mode: normal)
Affected lists: techtogo