12.31.247.227
Classification: Malicious
12.31.247.227 is a malicious IP address. Reported by 8 threat sources, last seen 2026-09-11. Network: AS7018 AT&T Enterprises, LLC.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Mail Spammer | Barracuda | 2026-06-22 09:26:43 | 2026-09-11 16:43:23 | attacker malicious-activity | |
| Proxy | FireHOL | 2021-12-22 10:47:24 | 2024-03-31 05:25:16 | anonymization | |
| Anonymizer | FireHol | 2022-01-18 08:38:55 | 2022-12-29 12:08:03 | anonymization | |
| Anonymizer | Maltiverse Research Team | 2020-11-21 13:40:08 | 2021-12-21 03:35:05 | anonymization anonymizer | |
| Mail Spammer | Blocklist.de | 2018-09-24 06:55:51 | 2019-01-12 07:02:15 | ||
| IMAP Attacker | Blocklist.de | 2019-01-09 06:59:59 | 2019-01-12 06:59:20 | ||
| Anonymizer | Maltiverse | 2018-10-02 09:13:59 | 2018-10-02 09:13:59 | ||
| HTTP Spammer | Myip.ms | 2018-09-23 08:52:45 | 2018-09-23 08:52:45 | ||
| HTTP Spammer | StopForumSpam.com | 2018-09-21 09:21:29 | 2018-09-21 09:21:29 |
Tags
anonymization anonymizer bot abuse mail spam attacker imap pop3 saslWhois information
- AS name
- AS7018 AT&T Enterprises, LLC
- AS registry
- arin
- AS date
- 1983-08-23 00:00:00
- AS CIDR
- 12.0.0.0/9
- CIDR
- 12.31.247.224/28
- Registrant
- AT&T Enterprises, LLC
- Address
- 25 MASON ST
- City
- San Francisco
- State
- CA
- Postal code
- 94119
- Country
- US — United States 🇺🇸
- Contact email
- [email protected]
- First indexed
- 2018-09-21 09:21:29
- Last updated
- 2026-09-11 16:43:24
Malicious IPs in the same CIDR
12.31.247.227 12.89.124.138 12.55.68.54 12.88.29.66 12.11.59.114 12.36.67.19 12.36.67.3 12.36.67.20 12.75.40.7 12.74.54.101 12.94.135.102 12.88.204.226 12.24.33.194 12.51.235.26 12.23.222.90 12.125.152.198 12.31.246.20 12.23.159.194 12.25.203.155