Woody's SMTP Blacklist URIBL identified this IP address or domain as sending spam.
This could be because of a virus, bad software, or misconfigured mail server. Woody's SMTP Blacklist URIBL thinks spam senders should be stopped, but safe IPs and domains should be allowed.
You can learn more about Woody's SMTP Blacklist URIBL delisting by visiting their website: https://blacklist.woody.ch/