140.228.21.221
Classification: Malicious
140.228.21.221 is a malicious IP address. Reported by 7 threat sources, last seen 2026-09-07. Network: AS174 Rockion LLC.
Current activity
- Known attacker — Seen launching attacks over the Internet.
- VPN node — Provides anonymization that can hide an attacker.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| HTTP Spammer | StopForumSpam.com | 2026-06-10 09:14:35 | 2026-09-07 07:22:52 | attacker malicious-activity | |
| VPN | IPWhois.io | 2026-09-04 15:17:31 | 2026-09-04 15:17:31 | anonymization vpn | |
| Mail Spammer | Blocklist.de | 2026-01-14 10:38:12 | 2026-04-25 08:03:23 | malicious-activity | |
| IMAP Attacker | Blocklist.de | 2026-01-14 10:23:44 | 2026-04-25 07:01:59 | malicious-activity | |
| Suspicious Host | AbuseIPDB | 2026-01-17 05:00:15 | 2026-04-23 18:30:06 | anomalous-activity | |
| Bruteforce | Blocklist.net.ua | 2026-01-14 14:09:07 | 2026-01-14 14:09:07 | malicious-activity | |
| Mail Spammer | Abuseat.org | 2024-02-13 00:11:51 | 2024-02-13 00:11:51 | ||
| Proxy | FireHOL | 2024-02-13 00:11:50 | 2024-02-13 00:11:50 | anonymization |
Tags
anonymization attacker imap pop3 sasl bot mail spam abuseWhois information
- AS name
- AS174 Rockion LLC
- AS registry
- arin
- AS date
- 2021-08-05 00:00:00
- AS CIDR
- 140.228.21.0/24
- CIDR
- 140.228.16.0/20
- Registrant
- Rockion LLC
- Address
- 184 East Snowy Egret Dr.
- City
- Montreal
- State
- UT
- Postal code
- H3A 2B7
- Country
- CA — Canada 🇨🇦
- Contact email
- [email protected]
- First indexed
- 2024-02-13 00:11:50
- Last updated
- 2026-09-07 07:22:52
Malicious IPs in the same CIDR
140.228.21.126 140.228.21.82 140.228.21.11 140.228.21.90 140.228.21.117 140.228.21.216 140.228.21.99 140.228.21.227 140.228.21.125 140.228.21.142 140.228.21.91 140.228.21.13 140.228.21.96 140.228.21.116 140.228.21.218 140.228.21.221 140.228.21.97 140.228.21.128