23.99.131.37 is an IP address with 3 abuse reports from 1 distinct reporter, submitted between 06/24/2026 and 06/27/2026. The AbuseTrack community rates it as Medium risk, with a score of 35/100. The most frequently reported threat categories are Port Scan.
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ip
23.99.131.37
Medium · 353 reports
- Organization:
- Microsoft Corporation
- Network:
- MSFT
United StatesInstant verdict
SUSPICIOUS
35/100
Community risk score
3
Reports
1
Reporters
06/24/2026
First seen
06/27/2026
Last seen
Threat type
Intelligence
Country
United States (US)
WHOIS (RDAP)
- Country
- United States
- Location
- Des Moines, Iowa
- Network
- MSFT
- Handle
- NET-23-96-0-0-1
- Range
- 23.96.0.0 – 23.103.255.255
- Organization
- Microsoft Corporation
Report history (3)
Port Scan06/27/2026, 01:00 PM · michaelortnerit
CrowdSec: crowdsecurity/http-admin-interface-probing (3 events)
Port Scan06/26/2026, 09:50 AM · michaelortnerit
CrowdSec: crowdsecurity/http-admin-interface-probing (3 events)
Port Scan06/24/2026, 12:30 AM · michaelortnerit
CrowdSec: crowdsecurity/http-admin-interface-probing (3 events)