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Blacklist Scan

Blacklist Scan

The blacklist command checks if an IP address is listed on any of the 29 supported RBL (Real-time Blackhole List) blacklists.

Usage

smtp-probe blacklist 1.2.3.4

Supported Blacklists

Provider
Spamhaus ZEN
Spamhaus SBL
Barracuda
SpamCop
SURBL
UCEPROTECT (Levels 1–3)
Backscatterer
SpamRATS
NiX Spam
WPBL
Lashback
0SPAM
Composite Blocking List
DNSBL.inps
Spamhaus XBL
Spamhaus PBL
Abusix
Sorbs
DRBL
RATS Dyna
RATS NoPtr
RATS Spam
PSBL
Manitu
JustSpam
MegaRBL
SpamEatingMonkey
SORBS Open Relay
Mailspike BL

Output Format

# Default table
$ smtp-probe blacklist 1.2.3.4
Checked 29 blacklists

Listed (1):
  ❌ Spamhaus ZEN — Listed on zen.spamhaus.org

Clean (28):
  ✅ SpamCop
  ✅ Barracuda
  ...

Next Steps

  • Use IP Pool to automatically failover when an IP gets listed
  • Run smtp-probe pool check to scan all pool IPs regularly