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// blacklist lookup

Is your IP or domain blacklisted?

Checks 22 IP blacklists and 3 domain blacklists in real time, plus the reverse DNS of the IP.

try: 127.0.0.2 45.145.166.47 dbltest.com oowiz.com · 127.0.0.2 and dbltest.com are official test entries, always listed

0/3 free lookups left today without an account

RESULT

Not listed

22 lists checked

TARGET

45.145.166.47

IPv4 address

Own server (hosted at FEELB)

REVERSE DNS

mx.oowiz.com

forward-confirmed (→ 45.145.166.47)

IP blacklists

45.145.166.47 RBL

  • Spamhaus ZEN high impact

    47.166.145.45.zen.spamhaus.org

    52 ms clean

  • Barracuda high impact

    47.166.145.45.b.barracudacentral.org

    285 ms clean

  • SpamCop high impact

    47.166.145.45.bl.spamcop.net

    27 ms clean

  • PSBL medium impact

    47.166.145.45.psbl.surriel.com

    200 ms clean

  • Mailspike medium impact

    47.166.145.45.bl.mailspike.net

    48 ms clean

  • UCEPROTECT L1 low impact

    47.166.145.45.dnsbl-1.uceprotect.net

    284 ms clean

  • UCEPROTECT L2 low impact

    47.166.145.45.dnsbl-2.uceprotect.net

    308 ms clean

  • UCEPROTECT L3 low impact

    47.166.145.45.dnsbl-3.uceprotect.net

    289 ms clean

  • SpamRATS low impact

    47.166.145.45.all.spamrats.com

    528 ms clean

  • Backscatterer low impact

    47.166.145.45.ips.backscatterer.org

    167 ms clean

  • DroneBL low impact

    47.166.145.45.dnsbl.dronebl.org

    244 ms clean

  • 0spam low impact

    47.166.145.45.bl.0spam.org

    538 ms clean

  • SEM Black medium impact

    47.166.145.45.bl.spameatingmonkey.net

    405 ms clean

  • SEM Backscatter low impact

    47.166.145.45.backscatter.spameatingmonkey.net

    417 ms clean

  • SWINOG low impact

    47.166.145.45.dnsrbl.swinog.ch

    163 ms clean

  • GBUdb Truncate medium impact

    47.166.145.45.truncate.gbudb.net

    502 ms clean

  • Blocklist.de low impact

    47.166.145.45.bl.blocklist.de

    64 ms clean

  • s5h low impact

    47.166.145.45.all.s5h.net

    1819 ms clean

  • JustSpam low impact

    47.166.145.45.dnsbl.justspam.org

    402 ms clean

  • Nordspam low impact

    47.166.145.45.bl.nordspam.com

    155 ms clean

  • InterServer low impact

    47.166.145.45.rbl.interserver.net

    200 ms clean

  • Hostkarma medium impact

    47.166.145.45.hostkarma.junkemailfilter.com

    1213 ms clean

Each list is queried over DNS using the reversed IP (e.g. 47.166.145.45.zen.spamhaus.org) or the domain name. An answer means "listed", no answer means "clean". "Unavailable" lists timed out or refused the query: try again in a moment. JSON: /api/blacklists?q=45.145.166.47