Data-Shield IPv4 Blocklist Community provides an official, curated registry of IPv4 addresses identified as malicious. Updated continuously, this resource offers vital threat intelligence to bolster your Firewall and WAF instances,...

Blacklists and whitelists built by open code, so you know what goes into them.

IPv4 Blacklist for Ipset or Squid-Cache

Plaintext blacklist IP, update 4 times a day.

This Tool blocks a Mass of IP Adresses via the Windows Firewall. You can run in Automatic-Mode using a Abusive IP List like blocklist.de

Cron caching of https://iplists.firehol.org (without private networks a.k.a RFC1918)

Blacklist ip addresses caught scanning or bruteforcing hosts

Script to download all AWS IPv4 ranges & Tor exit node IPv4 list with the option to format it as a Nginx deny list or just plain text.

The LVC-HostsManager allows you to update your hosts file with a downloaded blacklist

Bad Zone - Its a script, for block Global Bad ASN addresses in 3-step installation bash script

A report on the reputation of some of the worst network hosts for Network Abuse, Malware, DDoS etc.

PHP script with control panel to block IP web access from certain countries of your choosing.

Threat intelligence

Perhaps the smallest system-wide Adblocker ever! A Clone of LVC-HostsManager!

BlackIP-Rep is a tool designed to gather the reputation and information of Bulk IP's. Focused on increasing the workflow of Security Operations(SOC) team during investigation.

An InApp and Browser Adblocker based on hosts file blacklists

Tool to retrieve @hetrixtools data from their API and store them in flat file or in a database

Securely generates sanitized, aggregate, IP blacklists

Anti Abuse & Anti Honeypot blacklist conf for zmap

Pixie: Defender's "Mini" IP Abuse and Blacklist Mass Lookup Tool. An open-source script that performs mass IP address lookups against AbuseIPDB and a local or OSINT (StamparM's IPsum) blacklist, with filtering capability.