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Quick Blacklist Check:  

Spam Database Lookup Results for 54.162.123.74

rDNS/PTR record for 54.162.123.74 is "ec2-54-162-123-74.compute-1.amazonaws.com".

Some mail servers will not accept mail from IP addresses with no rDNS/PTR record or a generic PTR record.

The following are blacklist test results. Being listed with a DNSBL does not always indicate the IP address is a source of spam. Some DNSBL's criteria are based of the IP address' country or connection type. If you are listed with a DNSBL click on the link for removal criteria.

all.s5h.net b.barracudacentral.org bl.emailbasura.org
bl.spamcannibal.org bl.spamcop.net blacklist.woody.ch
bogons.cymru.com cbl.abuseat.org cdl.anti-spam.org.cn
combined.abuse.ch db.wpbl.info dnsbl-1.uceprotect.net
dnsbl-2.uceprotect.net dnsbl-3.uceprotect.net dnsbl.anticaptcha.net
dnsbl.dronebl.org dnsbl.inps.de dnsbl.sorbs.net
dnsbl.spfbl.net drone.abuse.ch duinv.aupads.org
dul.dnsbl.sorbs.net dyna.spamrats.com dynip.rothen.com
http.dnsbl.sorbs.net ips.backscatterer.org ix.dnsbl.manitu.net
korea.services.net misc.dnsbl.sorbs.net noptr.spamrats.com
orvedb.aupads.org pbl.spamhaus.org proxy.bl.gweep.ca
psbl.surriel.com relays.bl.gweep.ca relays.nether.net
sbl.spamhaus.org short.rbl.jp singular.ttk.pte.hu
smtp.dnsbl.sorbs.net socks.dnsbl.sorbs.net spam.abuse.ch
spam.dnsbl.anonmails.de spam.dnsbl.sorbs.net spam.spamrats.com
spambot.bls.digibase.ca spamrbl.imp.ch spamsources.fabel.dk
ubl.lashback.com ubl.unsubscore.com virus.rbl.jp
web.dnsbl.sorbs.net wormrbl.imp.ch xbl.spamhaus.org
z.mailspike.net zen.spamhaus.org zombie.dnsbl.sorbs.net


Legend:
= Not Listed
= Listed
= Timeout Error
= Offline


If you have information to contribute concerning a DNSBL not on this list please contact us.