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IP Blacklisted Recently (High Freshness)

It means the IP has appeared in one or more threat intelligence blacklist datasets, indicating that it has been associated with abusive or malicious activity such as spam, scanning, botnet traffic or malware hosting.

Also surfaces as:
IP Blacklisted Long TermIP Persistently Blacklisted Across Time
Analyst Q&A

What this signal answers

The questions every analyst asks before acting on this signal.

What it detects01

What does 'IP Blacklisted' mean?

It means the IP has appeared in one or more threat intelligence blacklist datasets, indicating that it has been associated with abusive or malicious activity such as spam, scanning, botnet traffic or malware hosting.

Why it matters02

What does 'Recently Blacklisted' mean?

It indicates that the IP was added to blacklist feeds very recently. Fresh blacklist entries often point to active or emerging malicious infrastructure that has just begun operating.

How analysts use it03

What does 'Long-Term Blacklisted' mean?

It means the IP has stayed in blacklist datasets for an extended period or repeatedly reappears over time. Long-term or persistent blacklist presence strongly suggests chronic abuse or infrastructure intentionally used for malicious operations.

Often paired with:alert_only
Evidence shape

What IP Blacklisted Recently (High Freshness) looks like in the response

A realistic shape of the entry the engine appends to the risk_signals array when this signal fires. Evidence keys are subgroup-default; per-signal overrides documented in the API reference.

json
{
  "slug": "ip_blacklisted_duration",
  "name": "IP Blacklisted Recently (High Freshness)",
  "group": "threat_intelligence_feed",
  "subgroup": "ip_blacklist_reputation",
  "direction": "malicious",
  "evidence": {
    "blacklist_count": 7,
    "listing_sources": [
      "spamhaus",
      "abuseipdb",
      "uribl"
    ],
    "first_listed_days_ago": 3,
    "last_listed_days_ago": 0
  }
}
See in API reference
Siblings

Peers in IP Blacklist & Reputation

6 other signals share the same subgroup. They detect related behaviors and often co-fire on the same IOC.

Fast Emerging Blacklist IP

It indicates that the IP was listed on blacklist feeds very shortly after the IP block or infrastructure was registered …

MaliciousCore
High-Risk Blacklist Sources

It means the IP address appears in at least one threat intelligence blacklist, indicating it has been associated with su…

MaliciousCore
Multi Group Blacklist Match

It means the IP matches several independent blacklist groups simultaneously, such as spam, malware hosting, scanning, bo…

Malicious
Anonymizer/VPN/Proxy IP Detected

The domain's IP is associated with anonymization services such as VPN providers, Tor exit nodes, or proxy networks.

Malicious
Show 2 more in IP Blacklist & Reputation

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