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AbuseIPDB » 103.21.235.47

103.21.235.47 was found in our database!

This IP was reported 31 times. Confidence of Abuse is 100%: ?

100%

ISP	Yashtel
Usage Type	Fixed Line ISP
ASN	AS131210
Domain Name	yashtel.in
Country	🇮🇳 India
City	Mysuru, Karnataka

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 103.21.235.47

Whois 103.21.235.47

IP Abuse Reports for 103.21.235.47:

This IP address has been reported a total of 31 times from 26 distinct sources. 103.21.235.47 was first reported on July 17th 2025, and the most recent report was 36 minutes ago.

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
🇷🇺 DZBOT	2026-07-25 08:41:42 (36 minutes ago)	DZBOT: Brute-force users IMAP/POP3	Brute-Force
🇮🇹 VHosting	2026-07-25 03:48:19 (5 hours ago)	Detected mail brute force attack from 4 different servers	Brute-Force
🇩🇪 LRob	2026-07-24 15:07:09 (18 hours ago)	CrowdSec: SMTP mail server abuse (spam / auth failures)	Email Spam Brute-Force
🇭🇺 Lacika555	2026-07-23 20:50:48 (1 day ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
🇺🇸 interbiznw.com	2026-07-23 20:18:15 (1 day ago)	smtp-bruteforce	Port Scan Hacking Spoofing Brute-Force Exploited Host
Anonymous	2026-07-23 19:43:43 (1 day ago)	SMTP AUTH 103.21.235.47 (SMTP_LOGIN_ATTEMPT)	Brute-Force
🇩🇪 kreativstrecke	2026-07-23 17:50:35 (1 day ago)	2026-07-23T19:50:34.184863+02:00 srv03 postfix/smtps/smtpd[639011]: warning: unknown[103.21.235.47]: ... show more 2026-07-23T19:50:34.184863+02:00 srv03 postfix/smtps/smtpd[639011]: warning: unknown[103.21.235.47]: SASL PLAIN authentication failed: (reason unavailable), [email protected] 2026-07-23T19:50:34.185376+02:00 srv03 postfix/smtps/smtpd[639011]: lost connection after AUTH from unknown[103.21.235.47] 2026-07-23T19:50:34.185658+02:00 srv03 postfix/smtps/smtpd[639011]: disconnect from unknown[103.21.235.47] ehlo=1 auth=0/1 commands=1/2 ... show less	Brute-Force
Anonymous	2026-07-22 23:34:38 (2 days ago)	2026-07-23T01:34:36.933569 biopolis.pcconsultant.it postfix/smtpd[2242192]: warning: unknown[103.21. ... show more 2026-07-23T01:34:36.933569 biopolis.pcconsultant.it postfix/smtpd[2242192]: warning: unknown[103.21.235.47]: SASL PLAIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
🇩🇪 FeG Deutschland	2026-07-22 11:48:02 (2 days ago)	Mail: - login with unknown user - bruteforce	Brute-Force
Anonymous	2026-07-22 05:02:22 (3 days ago)	BruteForce IMAP/POP3/SMTP	Brute-Force
🇺🇸 bigscoots.com	2026-07-22 02:10:32 (3 days ago)	(smtpauth) Failed SMTP AUTH login from 103.21.235.47 (IN/India/-): 5 in the last 3600 secs; Ports: 2 ... show more (smtpauth) Failed SMTP AUTH login from 103.21.235.47 (IN/India/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-07-21 21:16:48 dovecot_plain authenticator failed for H=(terciacing) [103.21.235.47]:4079: 535 Incorrect authentication data ([email protected]) 2026-07-21 21:19:30 dovecot_plain authenticator failed for H=(pilly) [103.21.235.47]:6752: 535 Incorrect authentication data ([email protected]) 2026-07-21 21:43:06 dovecot_plain authenticator failed for H=(ovolom) [103.21.235.47]:7123: 535 Incorrect authentication data ([email protected]) 2026-07-21 22:07:55 dovecot_plain authenticator failed for H=(shilyms) [103.21.235.47]:10502: 535 Incorrect authentication data ([email protected]) 2026-07-21 22:10:30 dovecot_plain authenticator failed for H=(negon) [103.21.235.47]:3034: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
Anonymous	2026-07-22 01:06:52 (3 days ago)	6x Postfix SASL LOGIN authentication failed	Brute-Force
Anonymous	2026-07-21 16:30:35 (3 days ago)	Failed login attempt detected by Fail2Ban in plesk-postfix jail	Brute-Force
🇬🇷 setupgr	2026-07-21 12:49:47 (3 days ago)	103.21.235.47 (IN/India/Karnataka/Bengaluru (High Grounds)/-/[AS131210 YASHTEL1-AS-AP 27134 lakshmi ... show more 103.21.235.47 (IN/India/Karnataka/Bengaluru (High Grounds)/-/[AS131210 YASHTEL1-AS-AP 27134 lakshmi building adipampa road v.v.mohalla]), 2 distributed smtpauth attacks on account [[email protected]] in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: 2026-07-21 15:18:25 dovecot_plain authenticator failed for H=(herisal) [103.21.235.47]:4172: 535 Incorrect authentication data ([email protected]) 2026-07-21 15:49:43 dovecot_plain authenticator failed for H=(undriold) [117.250.70.29]:43369: 535 Incorrect authentication data ([email protected]) IP Addresses Blocked: show less	Port Scan
🇬🇷 setupgr	2026-07-21 12:18:30 (3 days ago)	(smtpauth) Failed SMTP AUTH login from 103.21.235.47 (IN/India/Karnataka/Bengaluru (High Grounds)/-/ ... show more (smtpauth) Failed SMTP AUTH login from 103.21.235.47 (IN/India/Karnataka/Bengaluru (High Grounds)/-/[AS131210 YASHTEL1-AS-AP 27134 lakshmi building adipampa road v.v.mohalla]): 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-07-21 15:18:25 dovecot_plain authenticator failed for H=(herisal) [103.21.235.47]:4172: 535 Incorrect authentication data ([email protected]) show less	Port Scan

Showing 1 to 15 of 31 reports

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