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 <<>> 21.2.212.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51443
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.2.212.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025031201 1800 900 604800 86400

;; Query time: 43 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Mar 13 07:49:01 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 81.212.2.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.212.2.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
198.211.123.183 attackbotsspam
Nov 25 11:07:04 *** sshd[11871]: Invalid user ftpuser from 198.211.123.183
2019-11-25 19:25:12
174.138.0.164 attackspambots
Automatic report - XMLRPC Attack
2019-11-25 19:43:38
93.238.200.65 attackspam
SSH/22 MH Probe, BF, Hack -
2019-11-25 19:53:02
54.37.79.39 attackbots
Nov 25 08:11:32 mail sshd[32299]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.79.39 
Nov 25 08:11:34 mail sshd[32299]: Failed password for invalid user webmaster from 54.37.79.39 port 40220 ssh2
Nov 25 08:17:38 mail sshd[1087]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.79.39
2019-11-25 19:20:20
63.81.87.97 attack
$f2bV_matches
2019-11-25 19:43:04
200.85.170.250 attackbots
Port 1433 Scan
2019-11-25 19:30:53
185.111.99.229 attack
Nov 25 01:16:19 linuxvps sshd\[9817\]: Invalid user micheli from 185.111.99.229
Nov 25 01:16:19 linuxvps sshd\[9817\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.111.99.229
Nov 25 01:16:21 linuxvps sshd\[9817\]: Failed password for invalid user micheli from 185.111.99.229 port 41156 ssh2
Nov 25 01:22:49 linuxvps sshd\[13803\]: Invalid user dymally from 185.111.99.229
Nov 25 01:22:49 linuxvps sshd\[13803\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.111.99.229
2019-11-25 20:00:17
145.239.224.142 attackspam
Nov 25 07:08:38 mxgate1 postfix/postscreen[31676]: CONNECT from [145.239.224.142]:50739 to [176.31.12.44]:25
Nov 25 07:08:38 mxgate1 postfix/dnsblog[31678]: addr 145.239.224.142 listed by domain cbl.abuseat.org as 127.0.0.2
Nov 25 07:08:38 mxgate1 postfix/dnsblog[31677]: addr 145.239.224.142 listed by domain zen.spamhaus.org as 127.0.0.4
Nov 25 07:08:38 mxgate1 postfix/dnsblog[31677]: addr 145.239.224.142 listed by domain zen.spamhaus.org as 127.0.0.3
Nov 25 07:08:44 mxgate1 postfix/postscreen[31676]: DNSBL rank 3 for [145.239.224.142]:50739
Nov 25 07:08:44 mxgate1 postfix/tlsproxy[31700]: CONNECT from [145.239.224.142]:50739
Nov x@x
Nov 25 07:08:44 mxgate1 postfix/postscreen[31676]: DISCONNECT [145.239.224.142]:50739
Nov 25 07:08:44 mxgate1 postfix/tlsproxy[31700]: DISCONNECT [145.239.224.142]:50739


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=145.239.224.142
2019-11-25 19:34:09
190.224.144.179 attack
Automatic report - Port Scan Attack
2019-11-25 19:35:38
104.148.64.136 attackspam
Nov 25 07:13:40 mxgate1 postfix/postscreen[31676]: CONNECT from [104.148.64.136]:60602 to [176.31.12.44]:25
Nov 25 07:13:40 mxgate1 postfix/dnsblog[31678]: addr 104.148.64.136 listed by domain zen.spamhaus.org as 127.0.0.3
Nov 25 07:13:40 mxgate1 postfix/dnsblog[31680]: addr 104.148.64.136 listed by domain b.barracudacentral.org as 127.0.0.2
Nov 25 07:13:46 mxgate1 postfix/postscreen[31676]: DNSBL rank 3 for [104.148.64.136]:60602
Nov x@x
Nov 25 07:13:47 mxgate1 postfix/postscreen[31676]: DISCONNECT [104.148.64.136]:60602


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=104.148.64.136
2019-11-25 19:58:48
171.251.22.179 attackbotsspam
Nov 25 12:06:27 icinga sshd[16882]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=171.251.22.179 
Nov 25 12:06:29 icinga sshd[16882]: Failed password for invalid user admin from 171.251.22.179 port 54038 ssh2
Nov 25 12:07:52 icinga sshd[18568]: Failed password for root from 171.251.22.179 port 38788 ssh2
...
2019-11-25 19:26:18
58.142.8.85 attackbots
Nov 25 07:22:46 MK-Soft-VM7 sshd[28082]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.142.8.85 
Nov 25 07:22:48 MK-Soft-VM7 sshd[28082]: Failed password for invalid user admin from 58.142.8.85 port 36714 ssh2
...
2019-11-25 20:01:02
88.214.57.150 attack
Nov 25 06:58:36 giraffe sshd[19754]: Invalid user 1 from 88.214.57.150
Nov 25 06:58:37 giraffe sshd[19754]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.214.57.150
Nov 25 06:58:39 giraffe sshd[19754]: Failed password for invalid user 1 from 88.214.57.150 port 42408 ssh2
Nov 25 06:58:39 giraffe sshd[19754]: Received disconnect from 88.214.57.150 port 42408:11: Normal Shutdown, Thank you for playing [preauth]
Nov 25 06:58:39 giraffe sshd[19754]: Disconnected from 88.214.57.150 port 42408 [preauth]
Nov 25 07:01:26 giraffe sshd[19783]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.214.57.150  user=r.r
Nov 25 07:01:28 giraffe sshd[19783]: Failed password for r.r from 88.214.57.150 port 36066 ssh2
Nov 25 07:01:28 giraffe sshd[19783]: Received disconnect from 88.214.57.150 port 36066:11: Normal Shutdown, Thank you for playing [preauth]
Nov 25 07:01:28 giraffe sshd[19783]: Disconnected fr........
-------------------------------
2019-11-25 19:19:02
84.45.251.243 attackspam
Nov 25 11:55:37 jane sshd[12864]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.45.251.243 
Nov 25 11:55:39 jane sshd[12864]: Failed password for invalid user buckland from 84.45.251.243 port 32818 ssh2
...
2019-11-25 19:19:36
212.64.100.229 attack
Nov 25 09:32:22 lnxmail61 sshd[8300]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.100.229
2019-11-25 19:31:42

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