Simple IP and Domain Reputation Tracking System

NEW! ⚡️ Lightning Fast Blacklist Checking API






If You Appreciate What We Do Here On BulkBlackList, You Should Consider:

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I'm open to discuss if you get good offers. Email: bulkblacklist#protonmail.com ( replace # with @ )



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4/17/2026, the Senderscore checking process is revamped and live—use "Check" for individual checks or "Refresh All" for bulk; thanks to the users who reported this issue! 01/13/2026: We fixed a false positive issue in the Spamhaus checker, reported by a user—thanks for bringing it to our attention. 01/29/2025: We had some downtime issues on the site after migration of server and now it's fixed. If you still face any trouble email us. 10/04/2024: We have Just fixed the SenderScore Score in the tool.
05/17/2024: We have just fixed the Spamhaus link if IP is listed it will show correct url thanks for our user who reported this issue.
08/27/2022: We have added the colorblind mode now you can toggle option to see "Yes" for blacklisted and "No" for Not blacklisted status in this mode.
08/05/2020: Now you can use our tool to be integrated into your applications as i've introduced an blacklist checking API
12/04/2019: I've moved this website to a new and better prod server. If there;s any results that are not correct, please let me know.
12/27/2018: I've moved this website to a real prod server from an old testing server. If there're any checking results that are not correct, please let me know.
10/15/2017: never thought there are too many guys using this serivce. i'm going to move it from a rubbish server to prod server for better service later this week
10/15/2017: fixed spamhaus and barracuda query due to http error
03/06/2014: fixed spamhaus and barracuda query
04/30/2014: fixed spamhaus DBL, SBL query problem

contact: bulkblacklist#protonmail.com ( replace # with @ )
BulkBlackList.COM

Why Email Blacklist Monitoring Matters

Email deliverability challenges affect businesses of all sizes, with sophisticated spam filters blocking or diverting legitimate messages. When your IP address or domain appears on DNS-based blacklists (DNSBLs), your communications—including customer and campaign emails—may never reach inboxes.
BulkBlacklist.com helps organizations proactively monitor and manage their sender reputation across all major blacklist networks.

Comprehensive Bulk Blacklist Coverage

Our platform enables bulk scanning of your IPs and domains against industry-leading blacklist and reputation services. Catch issues early and see your full standing at a glance.

Service Type Description
SpamCopIP BlacklistUser-reported spam sources; real-time listing & data removal
SpamhausIP BlacklistIndustry standard for spam detection (SBL, XBL, PBL, ZEN lists)
BarracudaIP BlacklistAutomated spam traps and honey pot detection
SenderScoreReputation NetworkEmail reputation scoring (0-100) by Validity/Return Path
SenderBaseReputation NetworkEmail sender reputation by Cisco based on volume trends
HostKarmaIP BlacklistMalicious and compromised mail source detection
SURBL - SpamCopURI/Domain BlacklistSpam-advertised domains from SpamCop data
SURBL - StearnsURI/Domain BlacklistSpam domains from Bill Stearns' curated collection
SURBL - OutBlazeURI/Domain BlacklistSpam and malware-related web domains
SURBL - AbuseButlerURI/Domain BlacklistDomains associated with abuse and spam
SURBL - JoeweinURI/Domain BlacklistSpam and scam domains curated by Joe Wein
URIBLURI/Domain BlacklistRealtime URI Blacklist for domains found in spam messages

Key Features

Feature Benefit
Bulk Scanning Across Top Blacklists Check multiple IP addresses and domains on all major blocklists at once—get complete visibility.
Comprehensive Reporting See detailed results for each asset across each blacklist, with color-coded and easy-to-understand feedback.
Historical Tracking Monitor how your listings change over time and document successful removals for compliance and audits.
Direct Delisting Resources One-click access to removal instructions and contacts for each blacklist provider.
API Access (Premium) Integrate blacklist checking directly into your applications, systems, and monitoring tools.
Real-Time Alerts (Premium) Receive immediate notifications about new listings to minimize business impact.

How It Works

  1. Submit your IP addresses or domains—check one or many at a time
  2. Automated scanning—queries all selected blacklist services in parallel
  3. View clear results—see which addresses are flagged and follow up with direct delisting options
  4. Ongoing monitoring—track changes to stay ahead of potential delivery problems

Who Uses BulkBlacklist.com?

FAQ