PSBL (Passive Spam Block List) Blacklist Check
Lists addresses that send to its spam traps and are not known mail servers. Check an IP below against this and other blocklists and threat feeds.
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- Live Lookup
Examples:
IP Reputation Checker
About PSBL (Passive Spam Block List)
ListPSBL (Passive Spam Block List)
What It ListsLists addresses that send to its spam traps and are not known mail servers
Checked HereYes, live
RemovalRemoval is self-service on psbl.org once the spam has stopped
Lists addresses that send to its spam traps and are not known mail servers.
Getting delisted: Removal is self-service on psbl.org once the spam has stopped.
Always find the cause first: a compromised account, an infected server or a customer's VM sending spam. An address that keeps sending is listed again within hours.
Questions
How do I get removed from PSBL (Passive Spam Block List)?
Removal is self-service on psbl.org once the spam has stopped.
Why is my IP on PSBL (Passive Spam Block List)?
Something on that address sent mail or traffic that hit the list's traps or reports: a compromised account, malware, an open relay, or a previous user of the address.
Free Tools
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IP Reputation CheckerCheck an IP against spam blocklists and threat feeds at once.SPF CheckerValidate an SPF record and count its DNS lookups against the limit of 10.Reverse DNS LookupPTR record for an IP, and whether it is forward-confirmed.IP & ASN LookupWhich network owns an IP: ASN, name, prefix, country and registry.
Keep your IPs off blocklists
Frabs stops spam, scans and floods at the VM's network interface, so one customer can't get your whole range listed.