Step 1: Identify the IP owner using the MyIPNow WHOIS Lookup.

How to report IP-based abuse

Effective abuse reports must be sent to the correct authority and include verifiable technical evidence.

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Downloadable templates

Use these copy-paste templates to file abuse reports faster. Replace placeholders like [IP_ADDRESS] and [ABUSE_TYPE].

Abuse type Evidence required Who to contact Notes
Spam emailFull email headersMail provider / DNSBLInclude full headers
Port scanningFirewall logsHosting providerTimestamps required
Brute-force loginAuth logsISP / hosting providerRepeated attempts
DDoS trafficTraffic graphs / logsHosting providerVolume evidence
Malware C2IDS alertsSecurity orgHigh confidence
Web scraping abuseWeb server logsHosting providerShow request rate
Proxy/VPN abuseReputation signalsBlacklist operatorFalse positives possible

Examples: how to report abuse

Example 1: Reporting spam email

Received: from unknown (203.0.113.45)
    by mail.example.com;
    Tue, 02 Jan 2026 10:14:32 +0000

1. Extract full email headers.
2. Identify the IP owner using WHOIS.
3. Send a concise report including headers and timestamps.

Subject: Spam originating from 203.0.113.45

Date/time (UTC): 2026-01-02 10:14:32
Source IP: 203.0.113.45
Evidence: Full email headers attached.

Example 2: Reporting brute-force or scanning attempts

Jan 02 09:33:21 sshd[4123]: Failed password for root from 198.51.100.72
Jan 02 09:33:25 sshd[4123]: Failed password for root from 198.51.100.72

Include logs, frequency, and service targeted (e.g., SSH).

Example 3: Reporting false blacklist listings

1. Check blacklist status using the IP Blacklist tool.
2. Identify the listing source.
3. Follow the blacklist’s official delisting procedure.

What NOT to do

Related tools

Authoritative resources