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 114.37.203.220, 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 220.203.37.114.dnsbl.sorbs.net. If your mail server is blacklisted, you need contact sorbs.net to remove your ip address from blacklist.



 
 

IP address 23.20.25.187 location:

Whois IP 23.20.25.187

[Querying whois.arin.net]
[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
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
#
# Query terms are ambiguous.  The query is assumed to be:
#     "n 23.20.25.187"
#
# Use "?" to get help.
#
NetRange:       23.20.0.0 - 23.23.255.255
CIDR:           23.20.0.0/14
NetName:        AMAZON-EC2-USEAST-10
NetHandle:      NET-23-20-0-0-1
Parent:         NET23 (NET-23-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS16509
Organization:   Amazon.com, Inc. (AMAZO-4)
RegDate:        2011-09-19
Updated:        2014-09-03
Comment:        The activity you have detected originates from a dynamic hosting environment.
Comment:        For fastest response, please submit abuse reports at http://aws-portal.amazon.com/gp/aws/html-forms-controller/contactus/AWSAbuse
Comment:        For more information regarding EC2 see:
Comment:        http://ec2.amazonaws.com/
Comment:        All reports MUST include:
Comment:        * src IP
Comment:        * dest IP (your IP)
Comment:        * dest port
Comment:        * Accurate date/timestamp and timezone of activity
Comment:        * Intensity/frequency (short log extracts)
Comment:        * Your contact details (phone and email) Without these we will be unable to identify the correct owner of the IP address at that point in time.
Ref:            https://rdap.arin.net/registry/ip/23.20.0.0
OrgName:        Amazon.com, Inc.
OrgId:          AMAZO-4
Address:        Amazon Web Services, Inc.
Address:        P.O. Box 81226
City:           Seattle
StateProv:      WA
PostalCode:     98108-1226
Country:        US
RegDate:        2005-09-29
Updated:        2018-09-19
Comment:        For details of this service please see
Comment:        http://ec2.amazonaws.com
Ref:            https://rdap.arin.net/registry/entity/AMAZO-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName:   Amazon EC2 Abuse
OrgAbusePhone:  +1-206-266-4064 
OrgAbuseEmail:  abuse@amazonaws.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgNOCHandle: AANO1-ARIN
OrgNOCName:   Amazon AWS Network Operations
OrgNOCPhone:  +1-206-266-4064 
OrgNOCEmail:  amzn-noc-contact@amazon.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/AANO1-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName:   Amazon EC2 Network Operations
OrgTechPhone:  +1-206-266-4064 
OrgTechEmail:  amzn-noc-contact@amazon.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ANO24-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
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
23.20.25.187 b.barracudacentral.org Not Listed
23.20.25.187 bl.deadbeef.com Not Listed
23.20.25.187 bl.emailbasura.org Not Listed
23.20.25.187 bl.spamcannibal.org Not Listed
23.20.25.187 bl.spamcop.net Not Listed
23.20.25.187 blackholes.five-ten-sg.com Not Listed
23.20.25.187 blacklist.woody.ch Not Listed
23.20.25.187 bogons.cymru.com Not Listed
23.20.25.187 cbl.abuseat.org Not Listed
23.20.25.187 cdl.anti-spam.org.cn Not Listed
23.20.25.187 combined.abuse.ch Not Listed
23.20.25.187 combined.rbl.msrbl.net Not Listed
23.20.25.187 db.wpbl.info Not Listed
23.20.25.187 dnsbl-1.uceprotect.net Not Listed
23.20.25.187 dnsbl-2.uceprotect.net Not Listed
23.20.25.187 dnsbl-3.uceprotect.net Not Listed
23.20.25.187 dnsbl.cyberlogic.net Not Listed
23.20.25.187 dnsbl.inps.de Not Listed
23.20.25.187 dnsbl.njabl.org Not Listed
23.20.25.187 dnsbl.sorbs.net Not Listed
23.20.25.187 drone.abuse.ch Not Listed
23.20.25.187 drone.abuse.ch Not Listed
23.20.25.187 duinv.aupads.org Not Listed
23.20.25.187 dul.dnsbl.sorbs.net Not Listed
23.20.25.187 dul.ru Not Listed
23.20.25.187 dyna.spamrats.com Not Listed
23.20.25.187 dynip.rothen.com Not Listed
23.20.25.187 http.dnsbl.sorbs.net Not Listed
23.20.25.187 images.rbl.msrbl.net Not Listed
23.20.25.187 ips.backscatterer.org Not Listed
23.20.25.187 ix.dnsbl.manitu.net Not Listed
23.20.25.187 korea.services.net Not Listed
23.20.25.187 misc.dnsbl.sorbs.net Not Listed
23.20.25.187 noptr.spamrats.com Not Listed
23.20.25.187 ohps.dnsbl.net.au Not Listed
23.20.25.187 omrs.dnsbl.net.au Not Listed
23.20.25.187 orvedb.aupads.org Not Listed
23.20.25.187 osps.dnsbl.net.au Not Listed
23.20.25.187 osrs.dnsbl.net.au Not Listed
23.20.25.187 owfs.dnsbl.net.au Not Listed
23.20.25.187 owps.dnsbl.net.au Not Listed
23.20.25.187 pbl.spamhaus.org Not Listed
23.20.25.187 phishing.rbl.msrbl.net Not Listed
23.20.25.187 probes.dnsbl.net.au Not Listed
23.20.25.187 proxy.bl.gweep.ca Not Listed
23.20.25.187 proxy.block.transip.nl Not Listed
23.20.25.187 psbl.surriel.com Not Listed
23.20.25.187 rbl.interserver.net Not Listed
23.20.25.187 rdts.dnsbl.net.au Not Listed
23.20.25.187 relays.bl.gweep.ca Not Listed
23.20.25.187 relays.bl.kundenserver.de Not Listed
23.20.25.187 relays.nether.net Not Listed
23.20.25.187 residential.block.transip.nl Not Listed
23.20.25.187 ricn.dnsbl.net.au Not Listed
23.20.25.187 rmst.dnsbl.net.au Not Listed
23.20.25.187 sbl.spamhaus.org Not Listed
23.20.25.187 short.rbl.jp Not Listed
23.20.25.187 smtp.dnsbl.sorbs.net Not Listed
23.20.25.187 socks.dnsbl.sorbs.net Not Listed
23.20.25.187 spam.abuse.ch Not Listed
23.20.25.187 spam.dnsbl.sorbs.net Not Listed
23.20.25.187 spam.rbl.msrbl.net Not Listed
23.20.25.187 spam.spamrats.com Not Listed
23.20.25.187 spamlist.or.kr Not Listed
23.20.25.187 spamrbl.imp.ch Not Listed
23.20.25.187 t3direct.dnsbl.net.au Not Listed
23.20.25.187 tor.dnsbl.sectoor.de Not Listed
23.20.25.187 torserver.tor.dnsbl.sectoor.de Not Listed
23.20.25.187 ubl.lashback.com Not Listed
23.20.25.187 ubl.unsubscore.com Not Listed
23.20.25.187 virbl.bit.nl Not Listed
23.20.25.187 virus.rbl.jp Not Listed
23.20.25.187 virus.rbl.msrbl.net Not Listed
23.20.25.187 web.dnsbl.sorbs.net Not Listed
23.20.25.187 wormrbl.imp.ch Not Listed
23.20.25.187 xbl.spamhaus.org Not Listed
   
  23.20.25.187, 23.20.25.188, 23.20.25.189, 23.20.25.190, 23.20.25.191, 23.20.25.192, 23.20.25.193, 23.20.25.194, 23.20.25.195, 23.20.25.196, 23.20.25.197, 23.20.25.198, 23.20.25.199, 23.20.25.200, 23.20.25.201, 23.20.25.202, 23.20.25.203, 23.20.25.204, 23.20.25.205, 23.20.25.206, 23.20.25.207, 23.20.25.208, 23.20.25.209, 23.20.25.210, 23.20.25.211, 23.20.25.212, 23.20.25.213, 23.20.25.214, 23.20.25.215, 23.20.25.216, 23.20.25.217, 23.20.25.218, 23.20.25.219, 23.20.25.220, 23.20.25.221, 23.20.25.222, 23.20.25.223, 23.20.25.224, 23.20.25.225, 23.20.25.226, 23.20.25.227, 23.20.25.228, 23.20.25.229, 23.20.25.230, 23.20.25.231, 23.20.25.232, 23.20.25.233, 23.20.25.234, 23.20.25.235, 23.20.25.236, 23.20.25.237, 23.20.25.238, 23.20.25.239, 23.20.25.240, 23.20.25.241, 23.20.25.242, 23.20.25.243, 23.20.25.244, 23.20.25.245, 23.20.25.246, 23.20.25.247, 23.20.25.248, 23.20.25.249, 23.20.25.250, 23.20.25.251, 23.20.25.252, 23.20.25.253, 23.20.25.254, 23.20.25.255, 23.20.26.1,    
   
 

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