66.33.23.44

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
48 reports
33 reporters · latest 1 week ago

66.33.23.44 is on our whitelist as SYN-flood protection via the subnet 66.33.23.0/24.

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
48 from 33 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 23 🇩🇪 Germany 7 🇫🇷 France 4
Most common categories Port Scan 42 Brute-Force 9 Hacking 8 SSH 7 Exploited Host 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): Hacking, Exploited Host. Last observed 2026-11-05 UTC.
Hacking Exploited Host
🇩🇪 phil2k
Firewall: Within 2026-11-04 06:54:55 - 2026-11-04 06:54:55 CET(+0100) identified: unallowed access from 66.33.23.44 on port 22(ssh) (1 trial) Fail2ban: Within 2026-11-04 06:54:55 - 2026-11-04 06:54:55 CET(+0100) banned: 1 times by fail2ban[firewall]
Port Scan Brute-Force SSH
🇦🇹 urnilxfgbez
Last 24 Hours suspicious: (DPT=445|DPT=3389|DPT=22|DPT=3306|DPT=8080|DPT=23|DPT=5900|DPT=1433)
Port Scan
🇫🇷 Entalpi.net
Tried to hit sensible closed port commonly used in attacks
Port Scan Hacking
🇺🇸 MPL
tcp ports: 22,5432 (3 or more attempts)
Port Scan
🇺🇸 NetVexor
Attack source identified and submitted via NetVexor BGP Blackhole Network
Port Scan Hacking Brute-Force
🇺🇸 xmission.com
Blocked by UFW (TCP on 22) Source port: 50117 TTL: 237 Packet length: 44 TOS: 0x00 This report (for 66.33.23.44) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter
Port Scan SSH Brute-Force
🇰🇷 ian ian
Unsolicited TCP SYN to closed port(s) 21,23 (2 attempt(s)) on a host that serves no such service; blocked by firewall.
Brute-Force Port Scan
🇺🇸 xclmp
Unauthorized connection attempts consistent with that of port probing and scanning from 66.33.23.44 were detected at 2026-11-04 15:04:36 UTC. Learn More: https://fia.project-furina.com/report/16899
Port Scan
🇺🇸 etu brutus
66.33.23.44 Blocked by [Attack Vector List] ...
Hacking Brute-Force Exploited Host
🇺🇸 MPL
tcp/22 (3 or more attempts)
Port Scan
🇳🇱 StopAbuse
tcp/21
Port Scan
🇺🇸 RAP
2026-11-04 13:36:08 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
🇺🇸 OceanTreasure
tcp/23; Legacy Telnet remote access probe @ 2026-11-04T11:42:41Z
IoT Targeted Port Scan
🇺🇸 MPL
tcp/21
Port Scan

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