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AbuseIPDB » 118.37.255.140

118.37.255.140 was found in our database!

This IP was reported 17 times. Confidence of Abuse is 59%: ?

59%

ISP	Sudogwonseobubonbu
Usage Type	Fixed Line ISP
ASN	AS4766
Domain Name	kt.com
Country	🇰🇷 Korea (the Republic of)
City	Incheon, Incheon

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

Report 118.37.255.140

Whois 118.37.255.140

IP Abuse Reports for 118.37.255.140:

This IP address has been reported a total of 17 times from 12 distinct sources. 118.37.255.140 was first reported on June 2nd 2025, and the most recent report was 28 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
Anonymous	2026-07-16 12:40:58 (28 minutes ago)	Authentication failure	Brute-Force
🇮🇹 CoreTech srl	2026-07-16 12:37:32 (32 minutes ago)	"SMTP Login failed": count(IP)=10.0is-60632bc2 14:32:53.161 [196.188.97.120] SMTP Login failed: Doma ... show more "SMTP Login failed": count(IP)=10.0is-60632bc2 14:32:53.161 [196.188.97.120] SMTP Login failed: Domain [riconversider.it] not foundis-60632bc2 14:32:53.161 [196.188.97.120] SMTP Login failed: That domain was not found. Double check your email address.is-60632bc2 14:32:59.050 [14.189.203.180] SMTP Login failed: Domain [biniviaggi.it] not foundis-60632bc2 14:32:59.050 [14.189.203.180] SMTP Login failed: That domain was not found. Double check your email address.is-60632bc2 14:33:23.507 [118.37.255.140] SMTP Login failed: User [lamalfa.v] not foundis-60632bc2 14:33:23.507 [118.37.255.140] SMTP Login failed: Invalid username ([email protected]) and password combination.Smartermail 14:36:14.857 [119.156.176.227] SMTP Login failed: Domain [csi2000.it] not foundSmartermail 14:36:14.857 [119.156.176.227] SMTP Login failed: That domain was not found. Double check your email address.Smartermail 14:36:59.757 [5.61.220.196] SMTP Login failed: That domain was not found. Double check your email address. show less	Brute-Force
🇨🇦 polycoda	2026-07-16 11:48:54 (1 hour ago)	📮 Sends email spam and/or tries to probe for a ton of inexistent email accounts to send spam to and/ ... show more 📮 Sends email spam and/or tries to probe for a ton of inexistent email accounts to send spam to and/or tries to brute force its way into an email account show less	Email Spam
🇮🇹 CoreTech srl	2026-07-16 08:52:33 (4 hours ago)	Smartermail 10:47:21.857 [114.130.168.26] SMTP Login failed: Incorrect password for user [f.biagini@ ... show more Smartermail 10:47:21.857 [114.130.168.26] SMTP Login failed: Incorrect password for user [[email protected]]Smartermail 10:47:21.857 [114.130.168.26] SMTP Login failed: Invalid username ([email protected]) and password combination.mail3-dc1 10:47:42.262 [185.149.191.92] SMTP Login failed: Incorrect password for user [[email protected]]Smartermail 10:48:47.521 [85.192.184.145] SMTP Login failed: Domain [labsta.net] not foundSmartermail 10:48:47.521 [85.192.184.145] SMTP Login failed: That domain was not found. Double check your email address.MX1-DC2 10:50:03.610 [118.37.255.140] SMTP Login failed: Domain [muzioprogetti.it] not foundMX1-DC2 10:50:03.610 [118.37.255.140] SMTP Login failed: That domain was not found. Double check your email address.MX1-DC2 10:50:13.282 [185.113.173.81] SMTP Login failed: That domain was not found. Double check your email address.MX1-DC2 10:50:13.282 [185.113.173.81] SMTP Login failed: Domain [] not foundis-63909a28 10:50:46.200 [62.97.37.39] SMTP Logi show less	Brute-Force
Anonymous	2026-07-16 08:09:06 (5 hours ago)	...	Brute-Force
🇺🇸 shaunc	2026-07-16 00:31:32 (12 hours ago)	Jul 15 19:31:24 mailman postfix/smtpd[12058]: warning: unknown[118.37.255.140]: SASL LOGIN authentic ... show more Jul 15 19:31:24 mailman postfix/smtpd[12058]: warning: unknown[118.37.255.140]: SASL LOGIN authentication failed: authentication failure show less	Brute-Force
🇨🇦 Julio Covolato	2026-07-15 23:35:03 (13 hours ago)	Imap or Submission login brute-force attacks.	Brute-Force
🇳🇱 maxxsense	2026-07-15 22:58:29 (14 hours ago)	(postfix-unknown) Failed postfix unknown login with username [redacted] from 118.37.255.140 (KR/Sout ... show more (postfix-unknown) Failed postfix unknown login with username [redacted] from 118.37.255.140 (KR/South Korea/-) show less	Hacking
🇩🇪 Paul Smith	2026-07-15 22:48:08 (14 hours ago)	Email Auth Brute force attack 1/1 in last day	Brute-Force
🇮🇹 VHosting	2026-07-15 20:44:56 (16 hours ago)	Detected mail brute force attack from 4 different servers	Brute-Force
Anonymous	2026-04-10 06:18:07 (3 months ago)	BruteForce IMAP/POP3/SMTP	Brute-Force
Anonymous	2026-03-09 20:06:40 (4 months ago)	This IP was involved in a brute force and password spray attack.	Brute-Force Web App Attack
🇮🇹 VHosting	2025-12-05 03:36:16 (7 months ago)	Detected mail brute force attack from 4 different servers	Brute-Force
Anonymous	2025-07-31 10:35:04 (11 months ago)	Ports: 80,443; Direction: 0; Trigger: LF_CUSTOMTRIGGER	Brute-Force SSH
Anonymous	2025-07-17 20:48:26 (11 months ago)	Ports: 143,993; Direction: 0; Trigger: LF_DISTATTACK	Brute-Force SSH

Showing 1 to 15 of 17 reports

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