This IP address has been reported a total of
11
times from
11 distinct
sources.
103.240.243.20 was first reported on
October 12th 2021 , and the most recent report was
4 hours ago France
with 1
report.
The most common categories in these recent reports were:
Port Scan
1
time;
Brute-Force
1
time.
Recent Reports
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
Reporter
IoA Timestamp (UTC)
Comment
Categories
2026-10-02 20:59:19
(4 hours ago)
2026-10-02T22:59:18.755837+02:00 vps kernel: [7345544.045535] [PORTSCAN DETECTED] IN=ens3 OUT= MAC=f ...
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2026-10-02T22:59:18.755837+02:00 vps kernel: [7345544.045535] [PORTSCAN DETECTED] IN=ens3 OUT= MAC=fa:16:3e:66:f6:24:02:37:19:0d:c2:f3:08:00 SRC=103.240.243.20 DST=54.37.14.118 LEN=52 TOS=0x00 PREC=0x00 TTL=102 ID=11307 DF PROTO=TCP SPT=16958 DPT=445 WINDOW=8192 RES=0x00 SYN URGP=0
...
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Port Scan
Brute-Force
🇨🇭
Origon
2026-07-28 03:00:20
(2 months ago)
NOQUEUE - IP: 103.240.243.20 - Jul 28 05:00:20 plesk postfix/smtpd[306468]: NOQUEUE: reject: RCPT f ...
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NOQUEUE - IP: 103.240.243.20 - Jul 28 05:00:20 plesk postfix/smtpd[306468]: NOQUEUE: reject: RCPT from unknown[103.240.243.20]: 554 5.7.1 Service unavailable; Client host [103.240.243.20] blocked using dnsbl-3.uceprotect.net; Your ISP TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA/AS9873 is UCEPROTECT-Level3 listed because of a spamscore of 626.3. See: http://www.uceprotect.net/rblcheck.php?ipr=103.240.243.20; from=<[email protected] > to=<REDACTED@REDACTED> proto=ESMTP helo=<[103.240.243.20]>
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Email Spam
🇺🇸
kosada.com
2026-07-06 18:42:08
(2 months ago)
Web bot: denial-of-service flood
DDoS Attack
Bad Web Bot
🇬🇧
PeravixGroup
2026-05-08 03:36:32
(4 months ago)
Honeypot detection: SMB / Windows file sharing exploitation attempt on port 445. Severity: HIGH. Aar ...
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Honeypot detection: SMB / Windows file sharing exploitation attempt on port 445. Severity: HIGH. Aaran.cloud
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Hacking
Exploited Host
🇩🇪
Beta
2025-08-07 02:25:14
(1 year ago)
ports, 445/24H:1/7D:1
Port Scan
🇹🇼
kk_it_man
2025-08-07 01:50:02
(1 year ago)
honey catch
Port Scan
🇲🇳
Public CSIRT/CC of Mongolia
2025-06-03 03:54:29
(1 year ago)
Honeypot hit: SMB traffic on port 445
IoT Targeted
2023-05-14 12:11:23
(3 years ago)
XMLRPC Hack Attempts
Hacking
Brute-Force
🇲🇾
Sean64
2022-04-22 02:55:08
(4 years ago)
Apr 22 14:54:50 sean postfix/smtpd[727066]: NOQUEUE: reject: RCPT from unknown[103.240.243.20]: 554 ...
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Apr 22 14:54:50 sean postfix/smtpd[727066]: NOQUEUE: reject: RCPT from unknown[103.240.243.20]: 554 5.7.1 <[email protected] >: Sender address rejected: Access denied; from=<[email protected] > to=<[email protected] > proto=ESMTP helo=<[103.240.243.20]>
Apr 22 14:55:04 sean postfix/smtpd[729141]: NOQUEUE: reject: RCPT from unknown[103.240.243.20]: 554 5.7.1 <[email protected] >: Sender address rejected: Access denied; from=<[email protected] > to=<[email protected] > proto=ESMTP helo=<[103.240.243.20]>
Apr 22 14:55:08 sean postfix/smtpd[729222]: NOQUEUE: reject: RCPT from unknown[103.240.243.20]: 554 5.7.1 <[email protected] >: Sender address rejected: Access denied; from=<[email protected] > to=<[email protected] > proto=ESMTP helo=<[103.240.243.20]>
...
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Email Spam
Brute-Force
🇩🇪
Little Iguana
2022-01-05 23:36:52
(4 years ago)
trying to access non-authorized port
Port Scan
🇳🇱
snydr
2021-10-12 06:58:40
(4 years ago)
connection attempt port 445 TCP
Port Scan
Showing 1 to
11
of 11 reports
