37.21.240.213
Classification: Malicious
37.21.240.213 is a malicious IP address. Reported by 2 threat sources, last seen 2026-09-13. Network: AS12389 JSC Rostelecom Regional Branch Siberia.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| HTTP Spammer | StopForumSpam.com | 2026-07-09 09:08:11 | 2026-09-13 07:05:15 | malicious-activity | |
| Proxy | FireHOL | 2026-03-22 10:10:47 | 2026-03-22 10:10:47 | anonymization | |
| Anonymizer | FireHOL | 2026-03-22 09:13:37 | 2026-03-22 09:13:37 | anonymization |
Tags
anonymization bot abuseWhois information
- AS name
- AS12389 JSC Rostelecom Regional Branch Siberia
- Registrant
- JSC Rostelecom Regional Branch Siberia
- City
- Tomsk
- Postal code
- 634000
- Country
- RU — Russian Federation 🇷🇺
- First indexed
- 2026-03-22 09:13:37
- Last updated
- 2026-09-13 07:05:15