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
mail-mw2pr04cu00106.inbound.protection.outlook.com
1 IP + domain · 1004 ms
Listed
0
Not on any blacklist
Clean
34
of 34 checks
No result
0
0 timeout · 0 refused · 0 error

52.101.42.14 Clean

A record of mail-mw2pr04cu00106.inbound.protection.outlook.com · PTR: mail-mw2pr04cu00106.inbound.protection.outlook.com
Check this IP only
StatusBlacklistZoneDetailsTime
OK Barracuda b.barracudacentral.org 89 ms
OK blocklist.de bl.blocklist.de 16 ms
OK DroneBL dnsbl.dronebl.org 29 ms
OK EFnet RBL rbl.efnetrbl.org 125 ms
OK Fabel Spamsources spamsources.fabel.dk 74 ms
OK GBUdb Truncate truncate.gbudb.net 115 ms
OK IMP Spam spamrbl.imp.ch 32 ms
OK IMP Worm wormrbl.imp.ch 38 ms
OK INPS dnsbl.inps.de 46 ms
OK InterServer rbl.interserver.net 83 ms
OK JustSpam dnsbl.justspam.org 153 ms
OK Lashback UBL ubl.unsubscore.com 16 ms
OK Mailspike bl.mailspike.net 16 ms
OK Manitu (NiX Spam) ix.dnsbl.manitu.net 32 ms
OK NordSpam bl.nordspam.com 16 ms
OK NSZones bl.nszones.com 107 ms
OK PSBL psbl.surriel.com 76 ms
OK S5H all.s5h.net 16 ms
OK SpamCop bl.spamcop.net 16 ms
OK Spamhaus ZEN zen.spamhaus.org 16 ms
OK SpamRATS Dyna
Dynamic / generic rDNS
 dyna.spamrats.com 154 ms
OK SpamRATS NoPtr
Missing reverse DNS
 noptr.spamrats.com 160 ms
OK SpamRATS Spam spam.spamrats.com 141 ms
OK SPFBL dnsbl.spfbl.net 197 ms
OK Suomispam bl.suomispam.net 30 ms
OK UCEPROTECT Level 1 dnsbl-1.uceprotect.net 25 ms
OK UCEPROTECT Level 2
Lists whole IP ranges
 dnsbl-2.uceprotect.net 115 ms
OK UCEPROTECT Level 3
Lists whole networks (ASN)
 dnsbl-3.uceprotect.net 121 ms
OK Woody blacklist.woody.ch 33 ms
OK WPBL db.wpbl.info 16 ms

outlook.com Clean

Domain blacklists (URI / domain reputation)
StatusBlacklistZoneDetailsTime
OK NordSpam DBL dbl.nordspam.com 21 ms
OK Spamhaus DBL dbl.spamhaus.org 36 ms
OK SURBL multi.surbl.org 25 ms
OK URIBL multi.uribl.com 308 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.