Pure DNS

Blacklist Check

Check an IP address or domain against 30 IP blacklists and 4 domain blacklists. For a domain, its website IPs and mail server IPs are all checked.

Looking up…
Checked
a1-245.akam.net
1 IP + domain · 695 ms
Listed
1
blacklist hit
Clean
33
of 34 checks
No result
0
0 timeout · 0 refused · 0 error

193.108.91.245 Listed on 1

A record of a1-245.akam.net · PTR: a1-245.akam.net
Check this IP only
StatusBlacklistZoneDetailsTime
Listed SPFBL dnsbl.spfbl.net 127.0.0.5
https://matrix.spfbl.net/193.108.91.245
 189 ms
OK Barracuda b.barracudacentral.org 86 ms
OK blocklist.de bl.blocklist.de 7 ms
OK DroneBL dnsbl.dronebl.org 23 ms
OK EFnet RBL rbl.efnetrbl.org 115 ms
OK Fabel Spamsources spamsources.fabel.dk 75 ms
OK GBUdb Truncate truncate.gbudb.net 104 ms
OK IMP Spam spamrbl.imp.ch 28 ms
OK IMP Worm wormrbl.imp.ch 35 ms
OK INPS dnsbl.inps.de 49 ms
OK InterServer rbl.interserver.net 78 ms
OK JustSpam dnsbl.justspam.org 158 ms
OK Lashback UBL ubl.unsubscore.com 10 ms
OK Mailspike bl.mailspike.net 14 ms
OK Manitu (NiX Spam) ix.dnsbl.manitu.net 25 ms
OK NordSpam bl.nordspam.com 10 ms
OK NSZones bl.nszones.com 102 ms
OK PSBL psbl.surriel.com 77 ms
OK S5H all.s5h.net 7 ms
OK SpamCop bl.spamcop.net 6 ms
OK Spamhaus ZEN zen.spamhaus.org 5 ms
OK SpamRATS Dyna
Dynamic / generic rDNS
 dyna.spamrats.com 149 ms
OK SpamRATS NoPtr
Missing reverse DNS
 noptr.spamrats.com 155 ms
OK SpamRATS Spam spam.spamrats.com 137 ms
OK Suomispam bl.suomispam.net 29 ms
OK UCEPROTECT Level 1 dnsbl-1.uceprotect.net 17 ms
OK UCEPROTECT Level 2
Lists whole IP ranges
 dnsbl-2.uceprotect.net 114 ms
OK UCEPROTECT Level 3
Lists whole networks (ASN)
 dnsbl-3.uceprotect.net 111 ms
OK Woody blacklist.woody.ch 30 ms
OK WPBL db.wpbl.info 10 ms

akam.net Clean

Domain blacklists (URI / domain reputation)
StatusBlacklistZoneDetailsTime
OK NordSpam DBL dbl.nordspam.com 11 ms
OK Spamhaus DBL dbl.spamhaus.org 28 ms
OK SURBL multi.surbl.org 21 ms
OK URIBL multi.uribl.com 298 ms

Lists are queried directly at their own name servers. Refused means the list declined to answer (usually rate limits), not that you're listed. Timeout means the list didn't respond in time.