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AbuseIPDB » 211.218.102.66

211.218.102.66 was found in our database!

This IP was reported 15 times. Confidence of Abuse is 70%: ?

70%

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

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

Report 211.218.102.66

Whois 211.218.102.66

IP Abuse Reports for 211.218.102.66:

This IP address has been reported a total of 15 times from 13 distinct sources. 211.218.102.66 was first reported on February 12th 2026, and the most recent report was 2 hours 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
🇿🇦 maximonline.co.za	2026-08-29 09:42:04 (2 hours ago)	Brute Force SMTP AUTH Attack	Brute-Force
🇮🇹 CoreTech srl	2026-08-29 09:02:32 (3 hours ago)	"SMTP Login failed": count(IP)=20.0Smartermail 10:57:25.315 [185.234.9.185] SMTP Login failed: That ... show more "SMTP Login failed": count(IP)=20.0Smartermail 10:57:25.315 [185.234.9.185] SMTP Login failed: That domain was not found. Double check your email address.Smartermail 10:57:25.315 [185.234.9.185] SMTP Login failed: Domain [studiomercanti.net] not foundis-6411d9d7 10:57:49.582 [185.234.9.185] SMTP Login failed: Domain [midifendo.it] not foundis-6411d9d7 10:57:49.582 [185.234.9.185] SMTP Login failed: That domain was not found. Double check your email address.is-65b7aeb8 10:58:07.914 [5.89.229.42] SMTP Login failed: Username or password is incorrect.is-65b7aeb8 10:58:07.914 [5.89.229.42] SMTP Login failed: Incorrect password for user [[email protected]]mail3-dc1 10:58:44.249 [211.218.102.66] SMTP Login failed: Incorrect password for user [[email protected]]mail3-dc1 10:58:44.249 [211.218.102.66] SMTP Login failed: Invalid username ([email protected]) and password combination.mail3-dc1 10:59:07.931 [185.234.9.185] SMTP Login failed: Incorrect password for user [[email protected]] show less	Brute-Force
🇮🇹 CoreTech srl	2026-08-29 06:07:33 (5 hours ago)	"SMTP Login failed": count(IP)=36.0Smartermail 08:02:29.365 [27.32.115.164] SMTP Login failed: Domai ... show more "SMTP Login failed": count(IP)=36.0Smartermail 08:02:29.365 [27.32.115.164] SMTP Login failed: Domain [fmclima.it] not foundSmartermail 08:02:29.365 [27.32.115.164] SMTP Login failed: That domain was not found. Double check your email address.Smartermail 08:02:40.667 [185.234.9.185] SMTP Login failed: Invalid username ([email protected]) and password combination.Smartermail 08:02:40.667 [185.234.9.185] SMTP Login failed: Incorrect password for user [[email protected]]Smartermail 08:02:43.543 [211.218.102.66] SMTP Login failed: That domain was not found. Double check your email address.Smartermail 08:02:43.543 [211.218.102.66] SMTP Login failed: Domain [] not foundis-6411d9d7 08:02:52.769 [15.218.129.235] SMTP Login failed: That domain was not found. Double check your email address.is-6411d9d7 08:02:52.769 [15.218.129.235] SMTP Login failed: Domain [wirecon.it] not foundSmartermail 08:02:56.286 [14.177.8.208] SMTP Login failed: Domain [cbm-srl.com] not found show less	Brute-Force
🇩🇪 EGP Abuse Dept	2026-08-29 00:11:22 (11 hours ago)	SMTP AUTH attack	Brute-Force
🇩🇪 Paul Smith	2026-08-28 19:22:49 (16 hours ago)	Email Auth Brute force attack 1/1 in last day	Brute-Force
🇩🇪 rd1742	2026-08-28 13:04:59 (22 hours ago)	Aug 28 13:04:59 quad dovecot: auth-worker(2898895): sql(ebay,211.218.102.66): unknown user	Brute-Force Exploited Host
🇸🇰 Schomburg	2026-08-28 12:37:24 (23 hours ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
🇸🇰 Schomburg	2026-08-28 12:37:09 (23 hours ago)	Automatic report from SCH firewall log. https://github.com/Ragnarocek/Windows_FW_AbuseIPDB_Report ... show more Automatic report from SCH firewall log. https://github.com/Ragnarocek/Windows_FW_AbuseIPDB_Reporting ID: VzX6xZOFwtl4pr0uJh8rNo7quonKVCwr show less	Port Scan Hacking Brute-Force
🇸🇪 triplecode	2026-08-28 12:02:13 (1 day ago)	Reported from hMailServer	Hacking
🇨🇿 lp	2026-08-28 06:20:32 (1 day ago)	Email account brute force: 1 attempts were recorded from 211.218.102.66 2026-08-28T07:19:56+02:00 wa ... show more Email account brute force: 1 attempts were recorded from 211.218.102.66 2026-08-28T07:19:56+02:00 warning: unknown[211.218.102.66]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Brute-Force
🇵🇱 Robert robert	2026-08-28 05:32:54 (1 day ago)	SASL LOGIN authentication failed	Email Spam
🇮🇹 VHosting	2026-08-28 04:45:08 (1 day ago)	Detected mail brute force attack from different servers	Brute-Force
Anonymous	2026-08-28 04:23:22 (1 day ago)	2026-08-28 06:23:08.075 [1352613] no host name found for IP address 211.218.102.66 2026-08-28 06:23: ... show more 2026-08-28 06:23:08.075 [1352613] no host name found for IP address 211.218.102.66 2026-08-28 06:23:18.104 [1352613] dovecot_login authenticator failed for ([174.68.48.77]) [211.218.102.66]:37510 I=[217.197.86.168]:25 Ci=1352613: 535 Incorrect authentication data 2026-08-28 06:23:18.916 [1352613] no MAIL in SMTP connection from ([174.68.48.77]) [211.218.102.66]:37510 I=[217.197.86.168]:25 Ci=1352613 D=11s X=TLS1.2:ECDHE_SECP256R1__ECDSA_SHA512__AES_256_GCM:256 CV=no C=EHLO,STARTTLS,EHLO,AUTH ... show less	Email Spam
Anonymous	2026-03-09 20:27:13 (5 months ago)	This IP was involved in a brute force and password spray attack.	Brute-Force Web App Attack
Anonymous	2026-02-12 05:00:38 (6 months ago)	BruteForce IMAP/POP3/SMTP	Brute-Force

Showing 1 to 15 of 15 reports

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