221.6.139.190
Classification: Malicious
221.6.139.190 is a malicious IP address. Reported by 8 threat sources, last seen 2026-08-31. Network: AS4837 China Unicom Jiangsu province network.
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 | IPWhois.io | 2024-12-21 00:14:11 | 2026-08-31 18:45:51 | anonymization proxy | |
| HTTP Spammer | StopForumSpam.com | 2023-01-08 15:50:26 | 2026-08-10 07:44:26 | attacker malicious-activity | |
| Proxy | FireHOL | 2023-05-15 14:57:57 | 2025-10-06 16:28:53 | anonymization | |
| HTTP Spammer | Sblam | 2023-02-06 02:06:21 | 2025-06-14 17:29:35 | malicious-activity | |
| Suspicious Host | AbuseIPDB | 2024-11-05 23:10:58 | 2025-05-19 15:47:06 | anomalous-activity | |
| HTTP Spammer | Cleantalk.org | 2024-10-26 20:47:08 | 2024-10-26 20:47:08 | malicious-activity | |
| Parasite SEO | Blocklist.net.ua | 2024-10-22 20:05:54 | 2024-10-22 20:05:54 | malicious-activity | |
| HTTP Spammer | Botscout | 2023-03-31 08:55:21 | 2024-03-04 08:25:23 | malicious-activity |
Tags
anonymization bot abuseWhois information
- AS name
- AS4837 China Unicom Jiangsu province network
- AS registry
- apnic
- AS date
- 2003-01-09 00:00:00
- AS CIDR
- 221.6.0.0/16
- CIDR
- 221.6.0.0/16
- Registrant
- China Unicom Jiangsu province network
- Address
- No.21,Financial Street Beijing,100033 P.R.China
- City
- Nanjing
- Postal code
- 210093
- Country
- CN — China 🇨🇳
- Contact email
- [email protected], [email protected], [email protected]
- First indexed
- 2023-01-08 15:50:26
- Last updated
- 2026-08-31 18:45:53