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: Hannover

Region: Niedersachsen

Country: Germany

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 <<>> 81.3.3.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44351
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;81.3.3.166.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025030702 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 08 10:06:13 CST 2025
;; MSG SIZE  rcvd: 103
Host info
Host 166.3.3.81.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.3.3.81.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.234.216.132 attack
Feb 25 12:57:24 WHD8 postfix/smtpd\[99200\]: warning: unknown\[185.234.216.132\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Feb 25 13:04:58 WHD8 postfix/smtpd\[100060\]: warning: unknown\[185.234.216.132\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Feb 25 13:12:21 WHD8 postfix/smtpd\[100318\]: warning: unknown\[185.234.216.132\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-06 04:07:46
35.200.161.135 attack
May  5 12:38:44 server1 sshd\[23505\]: Failed password for invalid user start from 35.200.161.135 port 46406 ssh2
May  5 12:43:33 server1 sshd\[24931\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.200.161.135  user=root
May  5 12:43:35 server1 sshd\[24931\]: Failed password for root from 35.200.161.135 port 56510 ssh2
May  5 12:48:12 server1 sshd\[26341\]: Invalid user hue from 35.200.161.135
May  5 12:48:12 server1 sshd\[26341\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.200.161.135 
...
2020-05-06 03:45:11
95.97.73.18 attack
$f2bV_matches
2020-05-06 04:16:35
78.128.113.90 attackbots
...
2020-05-06 04:23:11
202.75.55.176 attack
Mar  6 19:08:20 WHD8 postfix/smtpd\[66742\]: warning: unknown\[202.75.55.176\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar  6 19:42:41 WHD8 postfix/smtpd\[70867\]: warning: unknown\[202.75.55.176\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar  6 21:46:17 WHD8 postfix/smtpd\[88301\]: warning: unknown\[202.75.55.176\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-06 03:53:03
106.12.93.141 attack
5x Failed Password
2020-05-06 04:24:04
185.50.149.9 attackbots
May  5 20:55:55 mail postfix/smtpd\[3088\]: warning: unknown\[185.50.149.9\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May  5 20:56:17 mail postfix/smtpd\[2823\]: warning: unknown\[185.50.149.9\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May  5 21:51:07 mail postfix/smtpd\[4691\]: warning: unknown\[185.50.149.9\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May  5 21:51:30 mail postfix/smtpd\[4645\]: warning: unknown\[185.50.149.9\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2020-05-06 03:54:08
172.107.217.55 attackbotsspam
Apr 13 22:54:33 WHD8 postfix/smtpd\[16792\]: warning: unknown\[172.107.217.55\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 13 22:54:39 WHD8 postfix/smtpd\[16792\]: warning: unknown\[172.107.217.55\]: SASL PLAIN authentication failed: UGFzc3dvcmQ6
Apr 13 22:54:50 WHD8 postfix/smtpd\[16792\]: warning: unknown\[172.107.217.55\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-06 04:18:39
221.229.162.91 attackspambots
2020-05-05T12:26:12.225743-07:00 suse-nuc sshd[29093]: Invalid user sqoop from 221.229.162.91 port 63752
...
2020-05-06 03:53:35
59.120.189.230 attackbots
May  6 00:45:55 gw1 sshd[22665]: Failed password for root from 59.120.189.230 port 56402 ssh2
...
2020-05-06 04:14:06
122.51.41.109 attack
May  5 21:14:09 vps647732 sshd[742]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.41.109
May  5 21:14:11 vps647732 sshd[742]: Failed password for invalid user bbs from 122.51.41.109 port 55064 ssh2
...
2020-05-06 04:15:53
161.35.140.204 attackspambots
May  5 21:36:16 sticky sshd\[26724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.35.140.204  user=root
May  5 21:36:18 sticky sshd\[26724\]: Failed password for root from 161.35.140.204 port 51198 ssh2
May  5 21:39:59 sticky sshd\[26785\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.35.140.204  user=root
May  5 21:40:02 sticky sshd\[26785\]: Failed password for root from 161.35.140.204 port 36562 ssh2
May  5 21:43:41 sticky sshd\[26813\]: Invalid user its from 161.35.140.204 port 50124
May  5 21:43:41 sticky sshd\[26813\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.35.140.204
...
2020-05-06 04:12:27
138.68.94.142 attack
(sshd) Failed SSH login from 138.68.94.142 (DE/Germany/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May  5 21:41:45 amsweb01 sshd[18750]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.94.142  user=root
May  5 21:41:48 amsweb01 sshd[18750]: Failed password for root from 138.68.94.142 port 37555 ssh2
May  5 21:52:12 amsweb01 sshd[19881]: Invalid user mcadmin from 138.68.94.142 port 33080
May  5 21:52:14 amsweb01 sshd[19881]: Failed password for invalid user mcadmin from 138.68.94.142 port 33080 ssh2
May  5 22:00:24 amsweb01 sshd[21004]: Invalid user gdjenkins from 138.68.94.142 port 38223
2020-05-06 04:09:43
176.119.61.36 attackspam
Apr 14 19:37:33 WHD8 postfix/smtpd\[97471\]: warning: 80662-1-dc0aaa-01.services.oktawave.com\[176.119.61.36\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 14 19:37:39 WHD8 postfix/smtpd\[97473\]: warning: 80662-1-dc0aaa-01.services.oktawave.com\[176.119.61.36\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 14 19:37:49 WHD8 postfix/smtpd\[97474\]: warning: 80662-1-dc0aaa-01.services.oktawave.com\[176.119.61.36\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-06 04:10:47
185.50.149.26 attack
May  5 21:31:00 websrv1.aknwsrv.net postfix/smtpd[432917]: warning: unknown[185.50.149.26]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May  5 21:31:01 websrv1.aknwsrv.net postfix/smtpd[432917]: lost connection after AUTH from unknown[185.50.149.26]
May  5 21:31:07 websrv1.aknwsrv.net postfix/smtpd[432917]: lost connection after AUTH from unknown[185.50.149.26]
May  5 21:31:20 websrv1.aknwsrv.net postfix/smtpd[432917]: warning: unknown[185.50.149.26]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May  5 21:31:20 websrv1.aknwsrv.net postfix/smtpd[432917]: lost connection after AUTH from unknown[185.50.149.26]
2020-05-06 03:57:02

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