FFraud

The free, open AbuseIPDB alternative.

AbuseIPDB is the go-to database of reported abusive IPs, with a confidence score per address. FFraud gives you the same signals, plus a fraud score, abuse history, open ports and WHOIS, free for everyone, with no usage caps, and published as MIT open data.

Get a free API key See the migration

FFraud vs AbuseIPDB.

Feature	FFraud	AbuseIPDB
Price	Free, forever	Free tier, then paid
Daily cap	None (fair-use burst only)	Capped on free
Open data (MIT)	Yes, over a million IPs, rebuilt every 30 minutes	No bulk export on free
Fraud score + categories	Yes	Confidence score
VPN / proxy / Tor detection	Yes	Limited
Open ports + CVEs, WHOIS	Yes	No
Drop-in migration	One URL	n/a

Free accounts are capped at a fixed number of checks per day, and higher volume needs a paid plan.

Change one URL. Keep your code.

If you run fail2ban and report to AbuseIPDB today, you can point the same action at FFraud and keep contributing, for free, while also pulling the confirmed blocklist from GitHub whenever you want.

Before (AbuseIPDB)

curl -G https://api.abuseipdb.com/api/v2/check \
  --data-urlencode "ipAddress=80.82.77.33" \
  -H "Key: YOUR_ABUSEIPDB_KEY" \
  -H "Accept: application/json"

After (FFraud)

curl -G https://api.ffraud.com/compat/abuseipdb/v2/check \
  --data-urlencode "ipAddress=80.82.77.33" \
  -H "Key: ff_live_your_key_here"

Stop paying for IP intelligence.

Create a free account, or check an IP first. Neither asks for a card.

Get a free API key Check an IP first