3.99.238.71
Classification: Suspicious
3.99.238.71 is a suspicious IP address. Reported by 1 threat source, last seen 2026-09-03. Network: AS16509 Amazon Data Services Canada.
Current activity
- Open proxy — Provides anonymization that can hide an attacker.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Anonymizer | FireHOL | 2026-07-19 16:27:02 | 2026-09-03 14:30:43 | anomalous-activity anonymization | |
| Proxy | FireHOL | 2026-07-19 17:25:12 | 2026-09-02 15:30:09 | anomalous-activity anonymization proxy |
Tags
anonymizationWhois information
- AS name
- AS16509 Amazon Data Services Canada
- Registrant
- Amazon Data Services Canada
- City
- Toronto
- Postal code
- M4S
- Country
- CA — Canada 🇨🇦
- First indexed
- 2026-07-19 16:27:02
- Last updated
- 2026-09-03 14:30:43