18.188.219.121
Classification: Malicious
18.188.219.121 is a malicious IP address. Reported by 2 threat sources, last seen 2026-09-13. Network: AS16509 Amazon Technologies Inc..
Current activity
- Known attacker — Seen launching attacks over the Internet.
- Open proxy — Provides anonymization that can hide an attacker.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Proxy | FireHOL | 2026-05-22 08:38:27 | 2026-09-13 17:23:11 | anomalous-activity anonymization proxy | |
| Anonymizer | FireHOL | 2026-05-22 07:41:39 | 2026-09-13 16:28:13 | anomalous-activity anonymization | |
| Mail Spammer | Barracuda | 2024-10-11 08:04:09 | 2026-05-25 05:50:44 |
Tags
anonymizationWhois information
- AS name
- AS16509 Amazon Technologies Inc.
- AS registry
- arin
- AS date
- 2019-10-07 00:00:00
- AS CIDR
- 18.188.0.0/16
- CIDR
- 18.32.0.0/11, 18.64.0.0/10, 18.128.0.0/9
- Registrant
- Amazon Technologies Inc.
- Address
- 410 Terry Ave N.
- City
- Dublin
- State
- OH
- Postal code
- 43017
- Country
- US — United States 🇺🇸
- Contact email
- [email protected], [email protected], [email protected], [email protected]
- First indexed
- 2024-10-11 08:01:14
- Last updated
- 2026-09-13 17:23:11
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