AbuseIPDB » 106.75.137.236

106.75.137.236 was found in our database!

This IP was reported 247 times. Confidence of Abuse is 37%: ?

37%

ISP	Shanghai UCloud Information Technology Company Limited
Usage Type	Commercial
ASN	AS58466
Domain Name	ucloud.cn
Country	China
City	Shenzhen, Guangdong

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

Report 106.75.137.236

Whois 106.75.137.236

IP Abuse Reports for 106.75.137.236:

This IP address has been reported a total of 247 times from 22 distinct sources. 106.75.137.236 was first reported on November 5th 2023, and the most recent report was 1 month ago.

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

Reporter	IoA Timestamp in UTC	Comment	Categories
Bay13	2025-02-21 05:58:17 (1 month ago)	f2b mail	Email Spam Spoofing
Eurofluid	2025-02-20 21:00:19 (1 month ago)	Automatic report from EF firewall log.	Port Scan Hacking Brute-Force
dsmidge	2025-02-20 00:26:13 (1 month ago)	Feb 20 01:26:12 server postfix/smtpd[3049951]: connect from unknown[106.75.137.236] Feb 20 01: ... show moreFeb 20 01:26:12 server postfix/smtpd[3049951]: connect from unknown[106.75.137.236] Feb 20 01:26:13 server postfix/smtpd[3049951]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 554 5.7.1 Service unavailable; Client host [106.75.137.236] blocked using zen.spamhaus.org; Listed by PBL, see https://check.spamhaus.org/query/ip/106.75.137.236 / Listed by CSS, see https://check.spamhaus.org/query/ip/106.75.137.236; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> ... show less	Email Spam
Mangelot Hosting	2025-02-19 16:54:48 (1 month ago)	(RCPT) RCPT NOT ALLOWED FROM 106.75.137.236 (CN/China/-): 1 in the last 3600 secs; Ports: ; Direct ... show more(RCPT) RCPT NOT ALLOWED FROM 106.75.137.236 (CN/China/-): 1 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_CUSTOMTRIGGER; Logs: show less	Web App Attack
INTEQ	2025-02-16 19:53:29 (1 month ago)	SPAM from 106.75.137.236	Email Spam
Ba-Yu	2025-02-14 18:07:14 (1 month ago)	E-Mail SPAM - Cannot find your hostname	Email Spam Spoofing Exploited Host
Anonymous	2025-02-13 22:50:02 (1 month ago)	Domain : elvgjc.com Rule : SMTP 02/13/25 22:44:28 1612 106.75.137.236 *hidden-priva ... show moreDomain : elvgjc.com Rule : SMTP 02/13/25 22:44:28 1612 106.75.137.236 hidden-privacy ESMTP MailEnable Service, Version: 10.48-10.48- ready at 02/13/25 22:44:28 97 0 02/13/25 22:44:28 1612 106.75.137.236 EHLO EHLO email.tradetpbf8.com hidden-privacy** [106.75.137.236], this server offers 5 extensions 254 27 02/13/25 22:44:28 1612 106.75.137.236 MAIL MAIL FROM:<[email protected]> 501 Sender domain is invalid. Could not find DNS record. 58 31 show less	Email Spam Port Scan Spoofing
Anonymous	2025-02-11 15:26:12 (1 month ago)	SMTP scanner - relay access denied	Brute-Force Exploited Host
Hobby Bob	2025-02-11 15:19:18 (1 month ago)	Feb 11 15:19:18 server postfix/smtpd[1599024]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 4 ... show moreFeb 11 15:19:18 server postfix/smtpd[1599024]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 454 4.7.1 : Relay access denied; from= to= proto=ESMTP helo= show less	Email Spam
INTEQ	2025-02-11 08:18:32 (1 month ago)	SPAM from 106.75.137.236	Email Spam
initsol	2025-02-10 19:46:46 (1 month ago)	2025-02-10T20:24:44.616674hermes2 postfix/smtpd[3266233]: NOQUEUE: reject: RCPT from unknown[106.75. ... show more2025-02-10T20:24:44.616674hermes2 postfix/smtpd[3266233]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T20:24:45.185683hermes2 postfix/smtpd[3266233]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T20:46:46.161601hermes2 postfix/smtpd[3270800]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> ... show less	Brute-Force
mickael137	2025-02-10 19:04:32 (1 month ago)	2025-02-10T19:24:30.257863+01:00 X postfix/smtpd[2165001]: NOQUEUE: reject: RCPT from unknown[106.7 ... show more2025-02-10T19:24:30.257863+01:00 X postfix/smtpd[2165001]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.1.8 <X>: Sender address rejected: Domain not found; from=<X> to=<X> proto=ESMTP helo=<X> 2025-02-10T19:44:31.633473+01:00 X postfix/smtpd[2170752]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.1.8 <X>: Sender address rejected: Domain not found; from=<X> to=<X> proto=ESMTP helo=<X> 2025-02-10T20:04:31.755160+01:00 X postfix/smtpd[2177238]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.1.8 <X>: Sender address rejected: Domain not found; from=<X> to=<X> proto=ESMTP helo=<X> show less	Brute-Force
initsol	2025-02-10 15:17:36 (1 month ago)	2025-02-10T15:55:30.185206hermes2 postfix/smtpd[3210585]: NOQUEUE: reject: RCPT from unknown[106.75. ... show more2025-02-10T15:55:30.185206hermes2 postfix/smtpd[3210585]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T15:55:30.735628hermes2 postfix/smtpd[3210585]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T16:17:35.684474hermes2 postfix/smtpd[3214118]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> ... show less	Brute-Force
initsol	2025-02-10 10:43:23 (1 month ago)	2025-02-10T11:21:20.514610hermes2 postfix/smtpd[3147882]: NOQUEUE: reject: RCPT from unknown[106.75. ... show more2025-02-10T11:21:20.514610hermes2 postfix/smtpd[3147882]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T11:21:21.012457hermes2 postfix/smtpd[3147882]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> 2025-02-10T11:43:22.632958hermes2 postfix/smtpd[3154243]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 450 4.7.1 <email.tradetpbf8.com>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> ... show less	Brute-Force
dsmidge	2025-02-09 17:43:55 (1 month ago)	Feb 9 18:43:54 server postfix/smtpd[4118948]: connect from unknown[106.75.137.236] Feb 9 18: ... show moreFeb 9 18:43:54 server postfix/smtpd[4118948]: connect from unknown[106.75.137.236] Feb 9 18:43:54 server postfix/smtpd[4118948]: NOQUEUE: reject: RCPT from unknown[106.75.137.236]: 554 5.7.1 Service unavailable; Client host [106.75.137.236] blocked using zen.spamhaus.org; Listed by PBL, see https://check.spamhaus.org/query/ip/106.75.137.236 / Listed by CSS, see https://check.spamhaus.org/query/ip/106.75.137.236; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<email.tradetpbf8.com> ... show less	Email Spam