20.15.203.21

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse confidence score ?
100% Critical
109 reports
66 reporters Β· latest 31 minutes ago
ISP Microsoft Corporation
Usage Type Data Center/Web Hosting/Transit
ASN AS8075
Domain Name microsoft.com
Country πŸ‡ΊπŸ‡Έ United States of America
City Des Moines, Iowa

ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

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IP Abuse Reports for 20.15.203.21

This IP address has been reported a total of 109 times from 66 distinct sources. 20.15.203.21 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: United States of America with 28 reports; Germany with 19 reports; France with 13 reports. The most common categories in these recent reports were: Port Scan 92 times; Hacking 23 times; Brute-Force 12 times; Web App Attack 10 times; Bad Web Bot 4 times; Other 12 times.

Reporter IoA Timestamp (UTC) Comment Categories
πŸ‡·πŸ‡Ί dnsbd.tech
nftables: Port scan (TCP:17990) [srv2]
Port Scan Hacking
Anonymous
Drop from IP address 20.15.203.21 to tcp-port 5269
Port Scan
πŸ‡©πŸ‡ͺ Tamsweb
Unauthorized connection attempt or scan from 20.15.203.21 on port 7002 ...
Port Scan
πŸ‡·πŸ‡Έ Smel
SIP/5060 Probe, Scan, BF, Hack -
Fraud VoIP Port Scan Hacking Brute-Force
πŸ‡«πŸ‡· IpdbBot
Spam attack detected
Hacking
Anonymous
1792306174 - 10/18/2026 08:49:34 Host: 20.15.203.21/20.15.203.21 Port: 389 TCP Blocked ...
Port Scan
πŸ‡©πŸ‡ͺ Admins@FBN
FW-PortScan: Traffic Blocked srcport=40021 dstport=1337
Port Scan
πŸ‡ΊπŸ‡Έ gu-alvareza
ZGrab.Scanner
Port Scan
πŸ‡±πŸ‡Ή Selckie
fail2ban: NGINX unusual impact
Web App Attack
πŸ‡©πŸ‡ͺ iNetWorker
firewall-block, port(s): 9043/tcp
Port Scan
πŸ‡©πŸ‡ͺ Admins@FBN
FW-PortScan: Traffic Blocked srcport=50276 dstport=15672
Port Scan
πŸ‡«πŸ‡· EDSL
[SRV-VPN1] Blocked by SysWarden Firewall (Port Scan / Probing)
Port Scan
πŸ‡­πŸ‡° CyberFox
5902/tcp (1 or more attempts)
Port Scan
πŸ‡¦πŸ‡Ί LiftUp Hosting
Honeypot hit: Empty payload (likely service probe); 5902 [1] TCP
Port Scan
πŸ‡«πŸ‡· security.rdmc.fr
Port Scan Attack proto:TCP src:33400 dst:21
Port Scan

Showing 1 to 15 of 109 reports

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