Ip Lookup

SikkerAPI

IP reputation & threat intel API backed by honeypot sensors and community reports.

ScamVerify

AI-powered threat verification for phone numbers, websites, text messages, and emails

Spamhaus Policy Blocklist (PBL)

DNSBL of end-user IP ranges that should not send email directly to MX servers.

ElastiFlow NetIntel

Enriched threat feed for identifying malicious IPs and actors in network traffic.

CrowdSec Live Exploit Tracker

Real-time CVE exploitation tracker with active IP feeds and IoC visibility.

alphaMountain threatYeti

Free URL/domain/IP threat investigation tool with risk scoring & categorization.

alphaMountain Domain & IP Reputation

AI-based domain & IP threat scoring API for security product integration.

alphaMountain Threat Intel & URL Classification

AI-powered URL classification & IP reputation feed/API for security vendors.

Abusix Threat Intelligence

Real-time threat intel platform with IP/domain reputation scoring and low false positives.

IPQS IP Address Block List

IP address blocklist service for identifying and blocking fraudulent IPs

IPQS Proxy Detection Database

Database for detecting proxies, VPNs, Tor nodes, and high-risk IP addresses

GreyNoise Block

Real-time threat intel platform detecting malicious scanning & exploitation

IP Reputation Lookup

Check the reputation of an IP address to identify potential threats.

ThreatCmd

CLI tool for ThreatCrowd.org with multiple query functions.

ExoneraTor

Check if an IP address was used as a Tor relay on a given date.

MaxMind Fraud Prevention

IP intelligence, geolocation, proxy detection, and fraud prevention service