66.33.22.81

Neutral Activity There is no recent abuse activity, or the IP address is whitelisted. Whitelisted Subnet

Whitelisted netblocks are typically owned by trusted entities, such as Google or Microsoft who may use them for search engine spiders. However, these same entities sometimes also provide cloud servers and mail services which are easily abused. Pay special attention when trusting or distrusting these IPs.

Abuse Confidence Score
0% Low Risk
68 reports
49 reporters · latest 1 week ago

66.33.22.81 is on our whitelist as SYN-flood protection via the subnet 66.33.22.0/24.

ISP
Railway
Usage Type
Content Delivery Network
ASN
AS400940
Domain Name
railway.com
Country
🇺🇸 United States of America
City
San Francisco, California
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Abuse Reports

Total reports
68 from 49 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 25 🇩🇪 Germany 13 🇫🇷 France 9
Most common categories Port Scan 57 Brute-Force 15 SSH 14 Hacking 9 FTP Brute-Force 3
Old reports The most recent abuse report for this IP address is from . This IP is on our whitelist as SYN-flood protection.
Reporter IoA Timestamp (UTC) Comment Categories
🇧🇷 ICS Labs
ICS Labs threat intelligence (ICS Feeds): Exploited Host. Last observed 2026-11-05 UTC.
Exploited Host
🇦🇹 urnilxfgbez
Last 24 Hours suspicious: (DPT=445|DPT=3389|DPT=22|DPT=3306|DPT=8080|DPT=23|DPT=5900|DPT=1433)
Port Scan
🇩🇪 Jochen Pretli
connection to honeypot
Email Spam Port Scan
🇫🇷 security.rdmc.fr
Activity from blacklisted IP
Hacking
🇺🇸 RAP
2026-11-04 21:20:57 UTC Unauthorized activity to TCP port 22. SSH
SSH
🇧🇷 radardatelecom
Blocked by Radar da Telecom firewall — abuseipdb
Bad Web Bot Web App Attack
🇫🇷 Entalpi.net
Tried to hit sensible closed port commonly used in attacks
Port Scan Hacking
🇳🇱 rmvanderspek
SSH Brute-force attempt detected.
Brute-Force SSH
🇫🇷 Petre 21_ip
Port Scan
🇫🇷 Hiigara
connection attempt : 66.33.22.81 on port : tcp/23 (Telnet)
Port Scan
🇺🇸 MPL
tcp port scan (6 or more attempts)
Port Scan
🇮🇹 Fusty
Unauthorized attempt on (TCP on port 22). Source port: 50098 TTL: 241 Packet length: 44 Timestamp: 2026-11-04 15:17:46
Port Scan SSH Brute-Force
Anonymous
Drop from IP address 66.33.22.81 to tcp-port 21
Port Scan
🇺🇸 RAP
2026-11-04 14:08:21 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
🇺🇸 freehosts.eu
Blocked by UFW [21/tcp] | SPT: 50098 | TTL: 242 | LEN: 44 | TOS: 0x00 • Reported by: github.com/sefinek/UFW-AbuseIPDB-Reporter
Port Scan FTP Brute-Force Brute-Force

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown

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