5.3.216.251
Classification: Malicious
5.3.216.251 is a malicious IP address. Reported by 1 threat source, last seen 2026-09-09. Network: AS42682 JSC "ER-Telecom Holding" Nizhny Novgorod.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| HTTP Spammer | StopForumSpam.com | 2026-07-30 09:03:22 | 2026-09-09 07:03:35 | attacker malicious-activity |
Tags
bot abuseWhois information
- AS name
- AS42682 JSC "ER-Telecom Holding" Nizhny Novgorod
- Registrant
- JSC "ER-Telecom Holding" Nizhny Novgorod
- City
- Nizhny Novgorod
- Postal code
- 603082
- Country
- RU — Russian Federation 🇷🇺
- First indexed
- 2026-07-30 09:03:22
- Last updated
- 2026-09-09 07:03:35