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: Slovakia

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 <<>> 212.197.91.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37676
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;212.197.91.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020300 1800 900 604800 86400

;; Query time: 37 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 03 23:41:02 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 81.91.197.212.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.91.197.212.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.83.72.108 attack
Nov 11 13:46:14 ws12vmsma01 sshd[22988]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=108.ip-51-83-72.eu 
Nov 11 13:46:14 ws12vmsma01 sshd[22988]: Invalid user stefanisko from 51.83.72.108
Nov 11 13:46:16 ws12vmsma01 sshd[22988]: Failed password for invalid user stefanisko from 51.83.72.108 port 39972 ssh2
...
2019-11-12 00:16:13
222.186.169.192 attackbots
Nov 11 16:57:08 fr01 sshd[26891]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.169.192  user=root
Nov 11 16:57:10 fr01 sshd[26891]: Failed password for root from 222.186.169.192 port 47156 ssh2
...
2019-11-12 00:06:12
194.108.0.86 attackbots
Nov 11 03:39:50 xb0 sshd[22746]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.108.0.86  user=r.r
Nov 11 03:39:52 xb0 sshd[22746]: Failed password for r.r from 194.108.0.86 port 50206 ssh2
Nov 11 03:39:52 xb0 sshd[22746]: Received disconnect from 194.108.0.86: 11: Bye Bye [preauth]
Nov 11 04:43:44 xb0 sshd[19806]: Failed password for invalid user test from 194.108.0.86 port 53720 ssh2
Nov 11 04:43:44 xb0 sshd[19806]: Received disconnect from 194.108.0.86: 11: Bye Bye [preauth]
Nov 11 04:47:05 xb0 sshd[15788]: Failed password for invalid user hung from 194.108.0.86 port 35214 ssh2
Nov 11 04:47:05 xb0 sshd[15788]: Received disconnect from 194.108.0.86: 11: Bye Bye [preauth]
Nov 11 04:50:19 xb0 sshd[8195]: Failed password for invalid user sanctus from 194.108.0.86 port 44910 ssh2
Nov 11 04:50:19 xb0 sshd[8195]: Received disconnect from 194.108.0.86: 11: Bye Bye [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?
2019-11-12 00:24:46
186.225.101.2 attackspam
Unauthorized connection attempt from IP address 186.225.101.2 on Port 445(SMB)
2019-11-11 23:54:04
185.36.81.174 attackbots
MAIL: User Login Brute Force Attempt
2019-11-11 23:46:18
27.254.150.69 attackbots
Nov 11 16:22:50 vserver sshd\[26497\]: Invalid user wwwrun from 27.254.150.69Nov 11 16:22:53 vserver sshd\[26497\]: Failed password for invalid user wwwrun from 27.254.150.69 port 33908 ssh2Nov 11 16:31:01 vserver sshd\[26569\]: Invalid user rommel from 27.254.150.69Nov 11 16:31:03 vserver sshd\[26569\]: Failed password for invalid user rommel from 27.254.150.69 port 43064 ssh2
...
2019-11-11 23:50:59
103.82.47.34 attack
Unauthorized connection attempt from IP address 103.82.47.34 on Port 445(SMB)
2019-11-11 23:53:15
189.103.85.27 attackbots
SSH Brute Force, server-1 sshd[4950]: Failed password for root from 189.103.85.27 port 45802 ssh2
2019-11-11 23:58:45
222.186.180.17 attackbots
Nov 11 16:58:09 srv206 sshd[7362]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.17  user=root
Nov 11 16:58:11 srv206 sshd[7362]: Failed password for root from 222.186.180.17 port 23340 ssh2
...
2019-11-12 00:03:59
92.154.94.252 attack
Nov 11 16:10:15 hcbbdb sshd\[24216\]: Invalid user charmie from 92.154.94.252
Nov 11 16:10:15 hcbbdb sshd\[24216\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=laubervilliers-657-1-85-252.w92-154.abo.wanadoo.fr
Nov 11 16:10:17 hcbbdb sshd\[24216\]: Failed password for invalid user charmie from 92.154.94.252 port 59476 ssh2
Nov 11 16:13:34 hcbbdb sshd\[24583\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=laubervilliers-657-1-85-252.w92-154.abo.wanadoo.fr  user=mysql
Nov 11 16:13:35 hcbbdb sshd\[24583\]: Failed password for mysql from 92.154.94.252 port 39426 ssh2
2019-11-12 00:15:41
177.47.194.107 attackspambots
Unauthorized connection attempt from IP address 177.47.194.107 on Port 445(SMB)
2019-11-12 00:10:02
51.89.151.128 attackbotsspam
Nov 11 15:52:26 hcbbdb sshd\[22371\]: Invalid user webmaster from 51.89.151.128
Nov 11 15:52:26 hcbbdb sshd\[22371\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.ip-51-89-151.eu
Nov 11 15:52:29 hcbbdb sshd\[22371\]: Failed password for invalid user webmaster from 51.89.151.128 port 60514 ssh2
Nov 11 15:56:03 hcbbdb sshd\[22760\]: Invalid user victorya from 51.89.151.128
Nov 11 15:56:03 hcbbdb sshd\[22760\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.ip-51-89-151.eu
2019-11-12 00:01:39
179.177.63.205 attackspam
Automatic report - Port Scan Attack
2019-11-11 23:46:40
46.41.72.39 attackbotsspam
Chat Spam
2019-11-12 00:22:37
124.153.75.18 attackspambots
Lines containing failures of 124.153.75.18 (max 1000)
Nov 11 03:22:42 localhost sshd[9701]: Invalid user mniece from 124.153.75.18 port 42458
Nov 11 03:22:42 localhost sshd[9701]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.153.75.18 
Nov 11 03:22:43 localhost sshd[9701]: Failed password for invalid user mniece from 124.153.75.18 port 42458 ssh2
Nov 11 03:22:44 localhost sshd[9701]: Received disconnect from 124.153.75.18 port 42458:11: Bye Bye [preauth]
Nov 11 03:22:44 localhost sshd[9701]: Disconnected from invalid user mniece 124.153.75.18 port 42458 [preauth]
Nov 11 03:35:11 localhost sshd[15380]: Invalid user admin from 124.153.75.18 port 56198
Nov 11 03:35:11 localhost sshd[15380]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.153.75.18 
Nov 11 03:35:13 localhost sshd[15380]: Failed password for invalid user admin from 124.153.75.18 port 56198 ssh2
Nov 11 03:35:14 localhost........
------------------------------
2019-11-12 00:23:09

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