Spamhaus Black List: The Spamhaus email blacklist includes a list of IP addresses that are involved in spammy activities. This list recommends not to receive emails from those IP addresses. Email systems can search this database in real-time. Spamhaus is located in 10 countries.
553 5.7.1 [BLXX] Connections not accepted from IP addresses on Spamhaus PBL: The sending IP is listed on a Spamhaus blacklist. You can check your status on Spamhaus’ site: 554: 554 Message not allowed – [numeric code] Your emails have become deprioritized due to the message content triggering our filters.
@BBcan177:. There are no default feeds. You have to add the feeds that suit your needs. Here are some IPv4 feeds of malicious IPs. Can't guarantee if there are false positives, but they are the more professional lists available:
Jun 29, 2011 · The Sophos maintained blacklist should check this colected data for source IP's, which produces failed logins on >n different UTM's within a timeframe x, and blacklist such clients. This could be maintained in a RBL style, which should be made available in the UTM facilities to block connections from such known bad behaving clients.
The original poster Tenshi Vielle/SLHerald hasn’t a clue and imparts the non-clue to others who fry it up further. Do you even realize what the Spamhaus PBL is? It is *NOT* a blacklist, it’s a list of all of the world’s dynamic IP ranges. If SLHerald wants to get a clue just go and read the Spamhaus PBL web page which explains what it is.