31.28.4.15
Classification: Malicious
31.28.4.15 is a malicious IP address. Reported by 2 threat sources, last seen 2026-09-01. Network: AS29076 Citytelecom LLC.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| DNS Server | Public-dns.info | 2023-03-18 12:39:15 | 2026-09-01 02:27:43 | benign | |
| Mail Spammer | Barracuda | 2023-03-18 12:43:35 | 2026-08-09 11:28:19 | attacker malicious-activity |
Tags
dns reflectionWhois information
- AS name
- AS29076 Citytelecom LLC
- AS registry
- ripencc
- AS date
- 2011-02-10 00:00:00
- AS CIDR
- 31.28.0.0/19
- Registrant
- Citytelecom LLC
- City
- Moscow
- Postal code
- 109012
- Country
- RU — Russian Federation 🇷🇺
- First indexed
- 2023-03-18 12:39:15
- Last updated
- 2026-09-01 02:28:28