Most troublesome domains:
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Domain: aon.at
Count: 27
Typical error: 554 mail server rejected message: spam detected (#5.3.0)
Affected lists: the-daily-signal romantic donjuantip wwrecipes
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Domain: englebusiness.com
Count: 13
Typical error: 550 5.7.1 >... Relaying denied
Affected lists: techtogo
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Domain: wanadoo.es
Count: 12
Typical error: 550 Spam detected
Affected lists: the-daily-signal naomiragen tpminfo
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Domain: orthodyne.com
Count: 4
Typical error: 554 5.7.1 Message cannot be accepted, content filter rejection Enlargement3 - Mark as Spam
Affected lists: romantic
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Domain: sailex.com
Count: 3
Typical error: 554 5.7.1 This message has been blocked because it contains a banned word.
Affected lists: tpminfo
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Domain: mail.lawnet.fordham.edu
Count: 3
Typical error: 571 Remote sending only allowed with authentication!
Affected lists: tbe_congregants
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Domain: firn.edu
Count: 3
Typical error: 554 Failure Message looks like spam, sorry not wanted here q=52201137
Affected lists: tpminfo
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Domain: cccofva.org
Count: 3
Typical error: 550 Blocked
Affected lists: the-daily-signal
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Domain: pdcorp.com
Count: 3
Typical error: 554 5.7.1 Content Blocked - please forward this message to 'xxxx @ bigfoot.com' and we will adjust the filter.
Affected lists: tpminfo
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Domain: metrovias.com.ar
Count: 3
Typical error: 550 5.7.1 Message rejected due to content restrictions
Affected lists: boletin