Most troublesome domains:
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Domain: christian.net
Count: 3
Typical error: 550-67.200.150.178 is listed at relays.ordb.org (ordb.org was shut down on\n550 December 18, 2006. Please remove from your mailserver.)
Affected lists: sermon
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Domain: itwangleboard.net
Count: 3
Typical error: 550 Your message was rejected because it appears to be part of a spam bomb -- . ( reason: '80% off' )
Affected lists: taoupdate
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Domain: msfacts.org
Count: 3
Typical error: 553 5.1.8 >... Domain of sender address bounce-charlynecares=xxxx@zip.mail-list.com does not exist
Affected lists: charlynecares
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Domain: echoes.net
Count: 3
Typical error: 552 Error: content rejected
Affected lists: charlynecares
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Domain: btconnect.com
Count: 2
Typical error: 550 >... Relaying denied
Affected lists: taoupdate
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Domain: 3web.net
Count: 2
Typical error: 550 relay not permitted
Affected lists: privacyworld
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Domain: websiteframework.com
Count: 1
Typical error: 553 sorry, relaying denied from your location [68.92.51.9] (#5.7.1)
Affected lists: privacyworld
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Domain: wda.co.uk
Count: 1
Typical error: 553 we do not relay
Affected lists: taoupdate
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Domain: ifsl.org.uk
Count: 1
Typical error: 501 5.7.1 This system is not configured to relay mail (r) from > to > for velocity.mail-list.com
Affected lists: taoupdate
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Domain: donotreadit.com
Count: 1
Typical error: 550 relaying denied for >
Affected lists: privacyworld