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AbuseIPDB » 172.104.5.212

172.104.5.212 was found in our database!

This IP was reported 70 times. Confidence of Abuse is 92%: ?

92%

ISP	Linode
Usage Type	Data Center/Web Hosting/Transit
ASN	AS63949
Domain Name	linode.com
Country	🇺🇸 United States of America
City	Cedar Knolls, New Jersey

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

Report 172.104.5.212

Whois 172.104.5.212

IP Abuse Reports for 172.104.5.212:

This IP address has been reported a total of 70 times from 19 distinct sources. 172.104.5.212 was first reported on July 8th 2026, and the most recent report was 1 hour 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
🇺🇸 LotPhantom	2026-09-11 19:46:41 (1 hour ago)	2026-09-11T19:46:41.015468+00:00 bridginggaps kernel: [UFW BLOCK] IN=eth0 OUT= MAC=2e:bc:64:1d:2c:e1 ... show more 2026-09-11T19:46:41.015468+00:00 bridginggaps kernel: [UFW BLOCK] IN=eth0 OUT= MAC=2e:bc:64:1d:2c:e1:fe:00:00:00:01:01:08:00 SRC=172.104.5.212 DST=157.230.217.55 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=9429 PROTO=TCP SPT=61000 DPT=563 WINDOW=1024 RES=0x00 SYN URGP=0 ... show less	Port Scan Hacking
🇨🇭 pingusurmars	2026-09-11 18:16:39 (2 hours ago)	Blocked by UFW on ampereone [465/tcp] Source port: 61000 TTL: 241 Packet length: 40 TOS: 0x00 This ... show more Blocked by UFW on ampereone [465/tcp] Source port: 61000 TTL: 241 Packet length: 40 TOS: 0x00 This report was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇩🇪 Ilop	2026-09-11 07:46:10 (13 hours ago)	[mail.il] Sep 11 07:46:09 mailhost postfix/postscreen[25678]: DNSBL rank 2 for [172.104.5.212]:61000 ... show more [mail.il] Sep 11 07:46:09 mailhost postfix/postscreen[25678]: DNSBL rank 2 for [172.104.5.212]:61000 ... show less	Email Spam
🇳🇱 tmiland	2026-09-11 06:43:53 (14 hours ago)	(postfix_disconnect) lost connection after AUTH from 172.104.5.212 (US/United States/-): 1 in the la ... show more (postfix_disconnect) lost connection after AUTH from 172.104.5.212 (US/United States/-): 1 in the last 3600 secs; IP: 172.104.5.212; Ports: *; Direction: inout; Trigger: other; Logs: 2026-09-11T08:43:51.959965+02:00 vps1 postfix/smtpd[3350512]: disconnect from unknown[172.104.5.212] ehlo=1 starttls=0/1 commands=1/2 show less	Brute-Force
🇨🇭 pingusurmars	2026-09-10 15:41:58 (1 day ago)	Blocked by UFW on ampereone [990/tcp] Source port: 61000 TTL: 242 Packet length: 40 TOS: 0x00 This ... show more Blocked by UFW on ampereone [990/tcp] Source port: 61000 TTL: 242 Packet length: 40 TOS: 0x00 This report was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇲🇽 FenixHunter🐦‍🔥	2026-09-10 03:40:52 (1 day ago)	Blocked TLS Cipher Downgrade Attemp. Action Performed: DROP	Port Scan Hacking Bad Web Bot Web App Attack
🇺🇸 Vasili Sviridov	2026-09-10 03:25:37 (1 day ago)	: Connection closed: SSL_accept() failed: error:0A000076:SSL routines::no suitable signature algorit ... show more : Connection closed: SSL_accept() failed: error:0A000076:SSL routines::no suitable signature algorithm (no auth attempts in 2 secs) show less	Brute-Force
🇩🇪 guldkage	2026-09-10 02:23:53 (1 day ago)	Unauthorized connection attempt detected from IP address 172.104.5.212 to port 25 (ger-03) [N]	Brute-Force Exploited Host
🇨🇭 pingusurmars	2026-09-09 18:40:22 (2 days ago)	Blocked by UFW on ampereone [994/tcp] Source port: 61000 TTL: 242 Packet length: 40 TOS: 0x00 This ... show more Blocked by UFW on ampereone [994/tcp] Source port: 61000 TTL: 242 Packet length: 40 TOS: 0x00 This report was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 www.winos.me	2026-09-09 10:37:48 (2 days ago)	Shield: Layer4 Port 9 Trap	Port Scan Hacking
🇺🇸 Aurealize	2026-09-09 10:36:55 (2 days ago)	firewall port scanning detected. 2 or more observation(s) from 2026-09-09T10:36:55.000Z through 2026 ... show more firewall port scanning detected. 2 or more observation(s) from 2026-09-09T10:36:55.000Z through 2026-09-09T10:36:55.000Z. show less	Port Scan
🇩🇪 acadeova	2026-09-08 22:42:59 (2 days ago)	Blocked by UFW on vps4 [110/tcp] Source port: 61000 TTL: 243 Packet length: 40 TOS: 0x00 This repor ... show more Blocked by UFW on vps4 [110/tcp] Source port: 61000 TTL: 243 Packet length: 40 TOS: 0x00 This report was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 Vasili Sviridov	2026-09-08 15:36:05 (3 days ago)	: Connection closed (no auth attempts in 0 secs)	Brute-Force
🇺🇸 schematics.cc	2026-09-08 14:47:50 (3 days ago)	Blocked by on honeypot2 [2323/tcp] \| SPT: 61000 \| TTL: 245 \| LEN: 40 \| TOS: 0x00 • Reported by: abus ... show more Blocked by on honeypot2 [2323/tcp] \| SPT: 61000 \| TTL: 245 \| LEN: 40 \| TOS: 0x00 • Reported by: abuse.terraforge.fun show less	Port Scan IoT Targeted
🇺🇸 Aurealize	2026-09-08 03:53:36 (3 days ago)	firewall port scanning detected. 2 or more observation(s) from 2026-09-08T03:53:36.000Z through 2026 ... show more firewall port scanning detected. 2 or more observation(s) from 2026-09-08T03:53:36.000Z through 2026-09-08T03:53:36.000Z. show less	Port Scan

Showing 1 to 15 of 70 reports

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