AbuseIPDB » 221.161.16.240

221.161.16.240 was found in our database!

This IP was reported 883 times. Confidence of Abuse is 100%: ?

100%

ISP	Korea Telecom
Usage Type	Fixed Line ISP
ASN	AS4766
Domain Name	kt.com
Country	Korea (the Republic of)
City	Changnyeong, Gyeongsangnam-do

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

Report 221.161.16.240

Whois 221.161.16.240

IP Abuse Reports for 221.161.16.240:

This IP address has been reported a total of 883 times from 223 distinct sources. 221.161.16.240 was first reported on January 14th 2025, and the most recent report was 1 week ago.

Old Reports: The most recent abuse report for this IP address is from 1 week ago. It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp in UTC	Comment	Categories
nesga12	2025-03-15 00:56:04 (1 week ago)	SMTP Brute-Force	Email Spam Brute-Force
Toxic-OS	2025-03-11 09:50:00 (1 week ago)	Tried to login on Microsoft Tenant with bruteforce password attack	Hacking Brute-Force Web App Attack
Toxic-OS	2025-03-06 08:56:00 (2 weeks ago)	Tried to login on Microsoft Tenant with bruteforce password attack	Hacking Brute-Force Web App Attack
rtbh.com.tr	2025-03-03 20:49:17 (2 weeks ago)	list.rtbh.com.tr report: tcp/0	Brute-Force
agentics	2025-03-03 07:16:02 (2 weeks ago)	221.161.16.240 is one of many (potentially hijacked) hosts in a botnet. This attack is a large scale ... show more221.161.16.240 is one of many (potentially hijacked) hosts in a botnet. This attack is a large scale industrial operation attempting unrelenting brute-force login attempts for months on end - between all CIDR ranges in the botnet, our servers receive over 800 authentication attempts per minute on smtp, imap and relative mail ports, as well as ssh, and other protocols. IP INFO: - IP 221.161.16.240 - Anycast false - City Seongnam-si (Buljeong-ro) - Region Gyeonggi-do - Region Code 41 - Country South Korea (KR) - Continent Asia (AS) - Range 221.161.16.0/24 - Provider Korea Telecom - Organisation Korea Telecom - Proxy no - Type Business show less	DNS Compromise DDoS Attack FTP Brute-Force Email Spam Hacking Spoofing Brute-Force Exploited Host Web App Attack SSH
rtbh.com.tr	2025-03-02 20:49:19 (2 weeks ago)	list.rtbh.com.tr report: tcp/0	Brute-Force
urnilxfgbez	2025-03-01 23:45:00 (3 weeks ago)	Last 24 Hours suspicious: (DPT=445\|DPT=3389\|DPT=22\|DPT=3306\|DPT=8080\|DPT=23\|DPT=5900\|DPT=1433)	Port Scan
rtbh.com.tr	2025-03-01 20:49:28 (3 weeks ago)	list.rtbh.com.tr report: tcp/0	Brute-Force
Anonymous	2025-03-01 20:02:45 (3 weeks ago)	SMTP brute force - auth failed	Brute-Force Exploited Host
brocococonut	2025-03-01 17:35:23 (3 weeks ago)	2025-03-01 02:01:53 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 ... show more2025-03-01 02:01:53 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data ([email protected]) 2025-03-01 13:32:03 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data (set_id=tyson) 2025-03-01 02:01:53 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data ([email protected]) 2025-03-01 13:32:03 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data (set_id=tyson) 2025-03-02 04:35:23 dovecot_plain authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data ([email protected]) ... show less	Brute-Force
didevi	2025-03-01 16:50:55 (3 weeks ago)	SPAM or Brute force attack detected	Email Spam Brute-Force
securemailen.nl	2025-03-01 15:54:47 (3 weeks ago)	SMTP Brute Force	Brute-Force
dd3589	2025-03-01 15:45:02 (3 weeks ago)	2025-03-01T16:43:58+01:00 <masked> exim[552577]: fixed_login authenticator failed for ([221.161.16.2 ... show more2025-03-01T16:43:58+01:00 <masked> exim[552577]: fixed_login authenticator failed for ([221.161.16.240]) [221.161.16.240]: 535 Incorrect authentication data (set_id=agnes) show less	Brute-Force
space.ua	2025-03-01 15:37:28 (3 weeks ago)	MAIL_Brute-Force	Brute-Force
shimizu	2025-03-01 15:00:01 (3 weeks ago)	1 times SMTP brute-force	Hacking Brute-Force