Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: United States of America (the)

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 204.172.135.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20770
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;204.172.135.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022300 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 23 23:10:50 CST 2025
;; MSG SIZE  rcvd: 107
Host info
b'Host 81.135.172.204.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
;; Got SERVFAIL reply from 183.60.83.19, trying next server
Server:		183.60.82.98
Address:	183.60.82.98#53

** server can't find 81.135.172.204.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
1.20.101.221 attack
DATE:2020-03-29 05:55:44, IP:1.20.101.221, PORT:5900 VNC brute force auth on honeypot server (epe-honey1-hq)
2020-03-29 12:19:40
115.160.242.110 attack
20/3/28@23:59:42: FAIL: Alarm-Network address from=115.160.242.110
...
2020-03-29 12:27:30
177.104.124.235 attack
Repeated brute force against a port
2020-03-29 09:56:16
189.234.106.215 attack
Mar 28 18:10:11 mail1 sshd[26436]: Invalid user cnj from 189.234.106.215 port 47862
Mar 28 18:10:11 mail1 sshd[26436]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.234.106.215
Mar 28 18:10:13 mail1 sshd[26436]: Failed password for invalid user cnj from 189.234.106.215 port 47862 ssh2
Mar 28 18:10:14 mail1 sshd[26436]: Received disconnect from 189.234.106.215 port 47862:11: Bye Bye [preauth]
Mar 28 18:10:14 mail1 sshd[26436]: Disconnected from 189.234.106.215 port 47862 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=189.234.106.215
2020-03-29 12:00:06
92.223.159.3 attack
Mar 29 03:42:43 [HOSTNAME] sshd[30512]: Invalid user fx from 92.223.159.3 port 44534
Mar 29 03:42:43 [HOSTNAME] sshd[30512]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.223.159.3
Mar 29 03:42:46 [HOSTNAME] sshd[30512]: Failed password for invalid user fx from 92.223.159.3 port 44534 ssh2
...
2020-03-29 10:00:51
95.241.44.156 attackbotsspam
SSH login attempts.
2020-03-29 12:04:34
81.18.75.203 attack
Automatic report - Port Scan Attack
2020-03-29 10:01:59
202.137.20.58 attackspambots
$f2bV_matches
2020-03-29 12:23:05
51.75.27.78 attackspam
2020-03-29T03:55:57.700502shield sshd\[1250\]: Invalid user hxr from 51.75.27.78 port 35584
2020-03-29T03:55:57.708231shield sshd\[1250\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.ip-51-75-27.eu
2020-03-29T03:56:00.469582shield sshd\[1250\]: Failed password for invalid user hxr from 51.75.27.78 port 35584 ssh2
2020-03-29T03:59:57.789492shield sshd\[2027\]: Invalid user unw from 51.75.27.78 port 48708
2020-03-29T03:59:57.800213shield sshd\[2027\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.ip-51-75-27.eu
2020-03-29 12:02:29
129.211.26.12 attackspambots
(sshd) Failed SSH login from 129.211.26.12 (CN/China/-): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Mar 29 05:59:36 ubnt-55d23 sshd[3385]: Invalid user zwompie from 129.211.26.12 port 47680
Mar 29 05:59:38 ubnt-55d23 sshd[3385]: Failed password for invalid user zwompie from 129.211.26.12 port 47680 ssh2
2020-03-29 12:24:39
5.53.124.101 attackspam
Mar 28 22:32:44 vps647732 sshd[14966]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.53.124.101
Mar 28 22:32:46 vps647732 sshd[14966]: Failed password for invalid user xhj from 5.53.124.101 port 56316 ssh2
...
2020-03-29 10:04:40
112.217.225.59 attack
Mar 29 05:59:50 mout sshd[20221]: Invalid user nsx from 112.217.225.59 port 20529
2020-03-29 12:10:27
180.76.248.85 attack
SSH-BruteForce
2020-03-29 09:51:45
129.211.55.6 attackbotsspam
$f2bV_matches
2020-03-29 10:03:36
61.182.230.41 attackbots
Invalid user visitation from 61.182.230.41 port 46410
2020-03-29 10:02:22

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