31.173.81.138
Classification: Malicious
31.173.81.138 is a malicious IP address. Reported by 4 threat sources, last seen 2026-09-13. Network: AS25159 Metropolitan Branch of Ojsc Megafon.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Unauthorized scanning of hosts | Blocklist.net.ua | 2026-09-13 16:02:44 | 2026-09-13 16:02:44 | attacker malicious-activity | |
| HTTP Spammer | StopForumSpam.com | 2020-05-30 10:17:45 | 2026-09-09 07:06:41 | malicious-activity | |
| Mail Spammer | Barracuda | 2025-04-27 08:55:03 | 2025-06-14 18:09:23 | ||
| HTTP Spammer | Sblam | 2022-06-05 04:26:59 | 2022-06-11 02:37:19 | malicious-activity |
Tags
bot abuseWhois information
- AS name
- AS25159 Metropolitan Branch of Ojsc Megafon
- AS registry
- ripencc
- AS date
- 2011-04-04 00:00:00
- AS CIDR
- 31.173.80.0/21
- CIDR
- 31.173.80.0/21
- Registrant
- Metropolitan Branch of Ojsc Megafon
- Address
- 41 Oruzheyniy lane, Moscow, Russia, 127006
- City
- Moscow
- Postal code
- 103073
- Country
- RU — Russian Federation 🇷🇺
- Contact email
- [email protected], [email protected], [email protected]
- First indexed
- 2020-05-30 10:17:45
- Last updated
- 2026-09-13 16:02:44
Malicious IPs in the same CIDR
31.173.87.144 31.173.81.138 31.173.84.138 31.173.80.83 31.173.86.16 31.173.85.132 31.173.81.208 31.173.84.220 31.173.83.135 31.173.81.106 31.173.87.248 31.173.87.26 31.173.87.228 31.173.87.183 31.173.87.200 31.173.85.50 31.173.87.189 31.173.87.22 31.173.87.172 31.173.87.178 31.173.87.219 31.173.87.253 31.173.87.155 31.173.87.157 31.173.87.169