JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 193.239.154.169

193.239.154.169 was found in our database!

This IP was reported 6 times. Confidence of Abuse is 7%: ?

ISP	HDTIDC LIMITED
Usage Type	Data Center/Web Hosting/Transit
ASN	AS136038
Domain Name	f57.net
Country	🇭🇰 Hong Kong
City	Prosperous Garden, Yau Tsim Mong District

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

Report 193.239.154.169

Whois 193.239.154.169

IP Abuse Reports for 193.239.154.169:

This IP address has been reported a total of 6 times from 5 distinct sources. 193.239.154.169 was first reported on November 22nd 2025, 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 (UTC)	Comment	Categories
🇯🇵 hirajo	2026-05-28 14:06:26 (1 month ago)	Source of spoofed email forging From: @atsoho.com domain. Observed via aggregated DMARC RUA reports. ... show more Source of spoofed email forging From: @atsoho.com domain. Observed via aggregated DMARC RUA reports. Between 2026-05-13 and 2026-05-17, this IP and 250+ neighbors in 193.239.154.0/24 (AS136038 HDTIDC LIMITED / AS136526 ALLCLOUD LIMITED) sent over 11,000 spoofed emails forging the From header as our domain "atsoho.com". All messages fail SPF and DKIM authentication against atsoho.com (DMARC enforced: p=quarantine). Legitimate atsoho.com mail is sent exclusively from Google Workspace, SocketLabs, and XServer. Reporting receivers (sample): Mail.Ru, Microsoft (Enterprise Outlook), seznam.cz, JCOM, au.com, Yahoo, GMO Pepabo, GMO Internet. WHOIS abuse-mailbox ([email protected]) is non-functional (550 5.1.1 rejection). APNIC and RIPE NCC have been notified of the invalid abuse contact. show less	Phishing Email Spam Spoofing
🇷🇺 DZBOT	2026-05-17 06:42:17 (1 month ago)	DZBOT. Brute-force users SMTP	Brute-Force
🇸🇰 Eurofluid	2026-05-07 05:03:15 (2 months ago)	You shall not pass ! Abusive behavior blocked by EF firewall.	Port Scan Hacking Brute-Force
🇬🇧 Mark Relf	2025-12-10 23:00:10 (7 months ago)	2025-12-10T23:00:04.471908 webhost1 postfix/smtpd[335539]: NOQUEUE: reject: RCPT from unknown[193.23 ... show more 2025-12-10T23:00:04.471908 webhost1 postfix/smtpd[335539]: NOQUEUE: reject: RCPT from unknown[193.239.154.169]: 450 4.7.1 <C202512051814882.local>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<C202512051814882.local> ... show less	Email Spam Brute-Force
🇸🇮 dsmidge	2025-12-02 20:42:00 (7 months ago)	Dec 2 21:41:59 server postfix/smtpd[1617544]: connect from unknown[193.239.154.169] Dec 2 21:41:59 ... show more Dec 2 21:41:59 server postfix/smtpd[1617544]: connect from unknown[193.239.154.169] Dec 2 21:41:59 server postfix/smtpd[1617544]: NOQUEUE: reject: RCPT from unknown[193.239.154.169]: 554 5.7.1 Service unavailable; Client host [193.239.154.169] blocked using zen.spamhaus.org; Listed by CSS, see https://check.spamhaus.org/query/ip/193.239.154.169 / Listed by XBL, see https://check.spamhaus.org/query/ip/193.239.154.169 / Listed by SBL, see https://check.spamhaus.org/sbl/query/SBL520298 / Listed by DROP, see https://check.spamhaus.org/sbl/query/SBL520298; from=<> to=<[email protected]> proto=ESMTP helo=<C202511282139393.local> ... show less	Email Spam
🇸🇮 dsmidge	2025-11-22 06:44:07 (7 months ago)	Nov 22 07:44:06 server postfix/smtpd[3370555]: connect from unknown[193.239.154.169] Nov 22 07:44:07 ... show more Nov 22 07:44:06 server postfix/smtpd[3370555]: connect from unknown[193.239.154.169] Nov 22 07:44:07 server postfix/smtpd[3370555]: NOQUEUE: reject: RCPT from unknown[193.239.154.169]: 554 5.7.1 Service unavailable; Client host [193.239.154.169] blocked using zen.spamhaus.org; Listed by CSS, see https://check.spamhaus.org/query/ip/193.239.154.169 / Listed by XBL, see https://check.spamhaus.org/query/ip/193.239.154.169 / Listed by SBL, see https://check.spamhaus.org/sbl/query/SBL520298 / Listed by DROP, see https://check.spamhaus.org/sbl/query/SBL520298; from=<> to=<[email protected]> proto=ESMTP helo=<C202511200025446.local> ... show less	Email Spam

Showing 1 to 6 of 6 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇨🇳 101.96.201.126

🇧🇷 205.210.31.154

🇧🇷 191.26.95.2

🇧🇷 190.111.129.107

🇺🇸 147.185.132.192

🇹🇼 114.37.88.229

🇬🇧 92.207.4.157

🇬🇧 193.176.29.19

🇩🇪 167.94.146.38

🇺🇸 147.185.132.72

🇯🇵 124.156.212.23

🇨🇳 117.164.191.217

🇮🇳 103.168.241.32

🇸🇬 68.183.230.3

🇩🇪 51.89.42.24

🇬🇧 35.203.210.75

🇺🇸 205.210.31.47

🇺🇸 205.210.31.6

🇨🇱 200.83.72.216

🇺🇸 195.184.76.37