GreyNoise Has a Free API — See If an IP Is Scanning the Internet (Not Just You)

Your firewall logs show thousands of connection attempts from unknown IPs. Are you being targeted? Or is it just background noise? GreyNoise answers this question. They monitor the entire internet and tell you which IPs are mass-scanning everyone — not just you. Why This Changes Everything A SOC analyst was spending 4 hours daily triaging firewall alerts. 90% were IPs hitting every server on the internet — search engines, security researchers, botnets doing mass scans. Not targeted attacks. After integrating GreyNoise, they filtered out the noise automatically. Those 4 hours became 30 minutes of real threats. No API Key Needed (Community API) The community API requires no authentication: \`python import requests def check_ip(ip): """Check if an IP is known internet scanner.""" response = requests.get( f"https://api.greynoise.io/v3/community/{ip}", timeout=10 ) if response.status_code == 200: data = response.json() print(f"IP: {data['ip']}") print(f"Noise: {data['noise']}") # True = mas