20.192.21.51
Classification: Whitelisted
20.192.21.51 is a whitelisted (trusted) IP address. Reported by 6 threat sources, last seen 2026-09-03. Network: AS8075 Microsoft Corporation.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Matched whitelist source: Microsoft_asn | Maltiverse | 2026-09-03 05:25:34 | 2026-09-03 05:25:34 | benign | |
| Mail Spammer | Barracuda | 2026-09-03 05:25:33 | 2026-09-03 05:25:33 | attacker malicious-activity | |
| ET CINS Active Threat Intelligence Poor Reputation IP UDP | Emerging Threats | 2026-08-22 09:02:16 | 2026-08-22 09:02:16 | attacker malicious-activity | |
| ET CINS Active Threat Intelligence Poor Reputation IP TCP | Emerging Threats | 2026-08-22 09:02:14 | 2026-08-22 09:02:14 | attacker malicious-activity | |
| Suspicious Host | AbuseIPDB | 2024-12-09 23:45:49 | 2026-03-13 22:09:52 | anomalous-activity | |
| Malicious Host | CIArmy | 2025-06-14 16:02:33 | 2025-06-15 15:07:48 | malicious-activity | |
| Unauthorized scanning of hosts | Blocklist.net.ua | 2024-12-13 05:25:39 | 2024-12-23 12:03:53 | malicious-activity |
Tags
abuseWhois information
- AS name
- AS8075 Microsoft Corporation
- AS registry
- arin
- AS date
- 2017-10-18 00:00:00
- AS CIDR
- 20.192.0.0/10
- CIDR
- 20.192.0.0/10
- Registrant
- Microsoft Corporation
- Address
- One Microsoft Way
- City
- Pune
- State
- WA
- Postal code
- 411001
- Country
- IN — India 🇮🇳
- Contact email
- [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected]
- First indexed
- 2024-12-10 04:04:53
- Last updated
- 2026-09-03 05:25:34