Check an IP against major spam / abuse DNSBLs (Spamhaus, Barracuda, SpamCop, and 9 more)

Queries 12 well-known DNSBL blocklists (Spamhaus ZEN, Barracuda, SpamCop, UCEPROTECT, etc.) and returns which ones list the IP plus an overall CLEAN/LISTED status. Useful for fraud scoring, mail server reputation checks, abuse triage. No auth.