218.28.91.26
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- China Unicom Henan province network
- Usage Type
- Fixed Line ISP
- ASN
- AS4837
- Domain Name
- chinaunicom.cn
- Country
- 🇨🇳 China
- City
- Zhengzhou, Henan
No reports in the last 60 days
218.28.91.26 has been reported 31 times. The most recent report is from .
The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.
Abuse Reports
Total reports
31 from
23 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| 🇬🇧 Nov |
Unauthorized access attempt (tcp/23)
|
Port Scan | |
| 🇩🇪 DasDuo |
Attempt on port 23 (Telnet) - potential remote access / brute-force attempt. Blocked by firewall (unsolicited inbound, no prior outbound connection).
|
Port Scan Hacking Brute-Force | |
| 🇫🇷 security.rdmc.fr |
Port Scan Attack proto:TCP src:51319 dst:23
|
Port Scan | |
| 🇫🇮 iamxorum |
|
Port Scan IoT Targeted | |
| Anonymous |
Network service scanning detected by FortiGate; source quarantined.
|
Port Scan | |
| Anonymous |
Blocked by firewall on hugin [23/tcp] | Rule: UFW | SPT: 2800 | TTL: 40 | LEN: 60 | TOS: 0x00 • Reported by: github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan IoT Targeted | |
| 🇩🇪 _ArminS_ |
SP-Scan 49862:23 detected 2026.08.17 09:37:20
blocked until 2026.10.06 02:40:07
|
Port Scan | |
| 🇺🇸 Cyber Crusader |
Hundreds of Attempts (at least) to Connect to and Access Firewall Ports
|
Port Scan Hacking Brute-Force | |
| 🇩🇪 crnpekgoz |
[PortScan] Risk=100 ASN=4837 (portscan) Port=23 HoneypotTrap=true | Reported by WardenIPS: https://github.com/msncakma/WardenIPS
|
Port Scan | |
| Anonymous |
Blocked by firewall on hugin [23/tcp] | Rule: UFW | SPT: 10275 | TTL: 40 | LEN: 60 | TOS: 0x00 • Reported by: github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan IoT Targeted | |
| Anonymous |
Port Scanner
|
Port Scan | |
| 🇺🇸 xmission.com |
Blocked by UFW (TCP on 23)
Source port: 36065
TTL: 41
Packet length: 60
TOS: 0x00
This report (for 218.28.91.26) was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan Hacking Brute-Force | |
| 🇩🇪 RazorLabs.dev |
Automated report from fail2ban: unsolicited TCP connection attempt to port 23/2323 (telnet) on a host running no telnet service, dropped by host firewall.
|
Port Scan Brute-Force IoT Targeted | |
| 🇦🇺 FEWA |
Fail2Ban Ban Triggered
|
Hacking Brute-Force | |
| 🇫🇷 Little Iguana |
trying to access non-authorized port
|
Port Scan |
Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown