113.23.53.21
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- FPT Telecom Company
- Usage Type
- Fixed Line ISP
- ASN
- AS18403
- Domain Name
- fpt.com
- Country
- 🇻🇳 Viet Nam
- City
- Hanoi, Hanoi
No reports in the last 60 days
113.23.53.21 has been reported 38 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
38 from
22 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| Anonymous |
Web App Attack, Hacking
|
Hacking Web App Attack | |
| 🇨🇳 ThreatBook.io |
ThreatBook Intelligence: Dynamic IP,Spam more details on https://threatbook.io/ip/113.23.53.21
|
SSH | |
| 🇺🇸 RAP |
2026-04-30 13:27:02 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇺🇸 MPL |
tcp/23
|
Port Scan | |
| 🇺🇸 xmission.com |
Blocked by UFW (TCP on 23)
Source port: 59665
TTL: 49
Packet length: 44
TOS: 0x08
This report (for 113.23.53.21) was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan Hacking Brute-Force | |
| 🇺🇸 RAP |
2026-04-30 06:03:02 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇧🇾 stroytrest |
2026-04-30T05:48:22.219125+03:00 gate kernel: [764139.033435] nftables: JAIL-TELNET IN=wan OUT= MAC= SRC=113.23.53.21 DST=xxx.xxx.xxx.xxx LEN=44 TOS=0x00 PREC=0x00 TTL=40 ID=39909 PROTO=TCP SPT=6574 DPT=23 WINDOW=34639 RES=0x00 SYN URGP=0
...
|
Port Scan | |
| 🇫🇷 security.rdmc.fr |
Port Scan Attack proto:TCP src:40487 dst:23
|
Port Scan | |
| 🇺🇸 RAP |
2026-04-29 19:20:21 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇺🇸 RAP |
2026-04-29 17:28:02 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| Anonymous |
Drop from IP address 113.23.53.21 to tcp-port 23
|
Port Scan | |
| 🇺🇸 sumnone |
Port probing on unauthorized port 23
|
Port Scan Hacking Exploited Host | |
| 🇨🇭 pingusurmars |
Blocked by UFW on amperetwo [23/tcp]
Source port: 27160
TTL: 47
Packet length: 44
TOS: 0x00
This report was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan IoT Targeted Brute-Force | |
| 🇺🇸 MPL |
tcp/23 (2 or more attempts)
|
Port Scan | |
| 🇺🇸 MPL |
tcp/23
|
Port Scan |
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