DNS Blacklist check

PTR record | PTR record of IP address | DNSBL check

DNSBL DNS blacklist check tool.

Use this tool to check if given ip address have a history of sending spam. How it works? If your mail server is blacklisted for example by dnsbl.sorbs.net and ip address of your mail server is, it means that there is a A DNS record exist in domain dnsbl.sorbs.net for this ip address. This A record uses reverse order of ip address octets and looks like this If your mail server is blacklisted, you need contact sorbs.net to remove your ip address from blacklist.


IP address location:

Whois IP

[Querying whois.arin.net]
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
# Query terms are ambiguous.  The query is assumed to be:
#     "n"
# Use "?" to get help.
NetRange: -
CIDR: ,,
NetName:        MSFT-GFS
NetHandle:      NET-157-54-0-0-1
Parent:         NET157 (NET-157-0-0-0-0)
NetType:        Direct Assignment
OriginAS:       AS8075
Organization:   Microsoft Corporation (MSFT)
RegDate:        1994-04-27
Updated:        2013-08-20
Ref:            https://whois.arin.net/rest/net/NET-157-54-0-0-1
OrgName:        Microsoft Corporation
OrgId:          MSFT
Address:        One Microsoft Way
City:           Redmond
StateProv:      WA
PostalCode:     98052
Country:        US
RegDate:        1998-07-09
Updated:        2017-01-28
Comment:        To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:
Comment:        * https://cert.microsoft.com.  
Comment:        For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment:        * abuse@microsoft.com.  
Comment:        To report security vulnerabilities in Microsoft products and services, please contact:
Comment:        * secure@microsoft.com.  
Comment:        For legal and law enforcement-related requests, please contact:
Comment:        * msndcc@microsoft.com
Comment:        For routing, peering or DNS issues, please 
Comment:        contact:
Comment:        * IOC@microsoft.com
Ref:            https://whois.arin.net/rest/org/MSFT
OrgAbuseHandle: MAC74-ARIN
OrgAbuseName:   Microsoft Abuse Contact
OrgAbusePhone:  +1-425-882-8080 
OrgAbuseEmail:  abuse@microsoft.com
OrgAbuseRef:    https://whois.arin.net/rest/poc/MAC74-ARIN
OrgTechHandle: MRPD-ARIN
OrgTechName:   Microsoft Routing, Peering, and DNS
OrgTechPhone:  +1-425-882-8080 
OrgTechEmail:  IOC@microsoft.com
OrgTechRef:    https://whois.arin.net/rest/poc/MRPD-ARIN
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
# b.barracudacentral.org Not Listed bl.deadbeef.com Not Listed bl.emailbasura.org Not Listed bl.spamcannibal.org Not Listed bl.spamcop.net Not Listed blackholes.five-ten-sg.com Not Listed blacklist.woody.ch Not Listed bogons.cymru.com Not Listed cbl.abuseat.org Not Listed cdl.anti-spam.org.cn Not Listed combined.abuse.ch Not Listed combined.rbl.msrbl.net Not Listed db.wpbl.info Not Listed dnsbl-1.uceprotect.net Not Listed dnsbl-2.uceprotect.net Not Listed dnsbl-3.uceprotect.net Not Listed dnsbl.cyberlogic.net Not Listed dnsbl.inps.de Not Listed dnsbl.njabl.org Not Listed dnsbl.sorbs.net Not Listed drone.abuse.ch Not Listed drone.abuse.ch Not Listed duinv.aupads.org Not Listed dul.dnsbl.sorbs.net Not Listed dul.ru Not Listed dyna.spamrats.com Not Listed dynip.rothen.com Not Listed http.dnsbl.sorbs.net Not Listed images.rbl.msrbl.net Not Listed ips.backscatterer.org Not Listed ix.dnsbl.manitu.net Not Listed korea.services.net Not Listed misc.dnsbl.sorbs.net Not Listed noptr.spamrats.com Not Listed ohps.dnsbl.net.au Not Listed omrs.dnsbl.net.au Not Listed orvedb.aupads.org Not Listed osps.dnsbl.net.au Not Listed osrs.dnsbl.net.au Not Listed owfs.dnsbl.net.au Not Listed owps.dnsbl.net.au Not Listed pbl.spamhaus.org Not Listed phishing.rbl.msrbl.net Not Listed probes.dnsbl.net.au Not Listed proxy.bl.gweep.ca Not Listed proxy.block.transip.nl Not Listed psbl.surriel.com Not Listed rbl.interserver.net Not Listed rdts.dnsbl.net.au Not Listed relays.bl.gweep.ca Not Listed relays.bl.kundenserver.de Not Listed relays.nether.net Not Listed residential.block.transip.nl Not Listed ricn.dnsbl.net.au Not Listed rmst.dnsbl.net.au Not Listed sbl.spamhaus.org Not Listed short.rbl.jp Not Listed smtp.dnsbl.sorbs.net Not Listed socks.dnsbl.sorbs.net Not Listed spam.abuse.ch Not Listed spam.dnsbl.sorbs.net Not Listed spam.rbl.msrbl.net Not Listed spam.spamrats.com Not Listed spamlist.or.kr Not Listed spamrbl.imp.ch Not Listed t3direct.dnsbl.net.au Not Listed tor.dnsbl.sectoor.de Not Listed torserver.tor.dnsbl.sectoor.de Not Listed ubl.lashback.com Not Listed ubl.unsubscore.com Not Listed virbl.bit.nl Not Listed virus.rbl.jp Not Listed virus.rbl.msrbl.net Not Listed web.dnsbl.sorbs.net Not Listed wormrbl.imp.ch Not Listed xbl.spamhaus.org Not Listed,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,    

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