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 <<>> 21.81.196.54
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59831
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.81.196.54.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020901 1800 900 604800 86400

;; Query time: 73 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 10 06:08:55 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 54.196.81.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 54.196.81.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.22.187.34 attackspambots
May  3 06:37:50 srv-ubuntu-dev3 sshd[100363]: Invalid user frappe from 36.22.187.34
May  3 06:37:50 srv-ubuntu-dev3 sshd[100363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.22.187.34
May  3 06:37:50 srv-ubuntu-dev3 sshd[100363]: Invalid user frappe from 36.22.187.34
May  3 06:37:52 srv-ubuntu-dev3 sshd[100363]: Failed password for invalid user frappe from 36.22.187.34 port 58800 ssh2
May  3 06:42:01 srv-ubuntu-dev3 sshd[100999]: Invalid user jft from 36.22.187.34
May  3 06:42:01 srv-ubuntu-dev3 sshd[100999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.22.187.34
May  3 06:42:01 srv-ubuntu-dev3 sshd[100999]: Invalid user jft from 36.22.187.34
May  3 06:42:04 srv-ubuntu-dev3 sshd[100999]: Failed password for invalid user jft from 36.22.187.34 port 56172 ssh2
May  3 06:46:49 srv-ubuntu-dev3 sshd[101774]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.22
...
2020-05-03 17:02:24
35.199.82.233 attackbotsspam
May  3 10:12:05 lock-38 sshd[1861310]: Failed password for invalid user mongodb from 35.199.82.233 port 49132 ssh2
May  3 10:12:05 lock-38 sshd[1861310]: Disconnected from invalid user mongodb 35.199.82.233 port 49132 [preauth]
May  3 10:15:25 lock-38 sshd[1861420]: Invalid user linda from 35.199.82.233 port 60834
May  3 10:15:25 lock-38 sshd[1861420]: Invalid user linda from 35.199.82.233 port 60834
May  3 10:15:25 lock-38 sshd[1861420]: Failed password for invalid user linda from 35.199.82.233 port 60834 ssh2
...
2020-05-03 16:48:46
118.24.70.248 attackbotsspam
May  3 07:59:55 OPSO sshd\[5581\]: Invalid user ubuntu from 118.24.70.248 port 39518
May  3 07:59:55 OPSO sshd\[5581\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.70.248
May  3 07:59:57 OPSO sshd\[5581\]: Failed password for invalid user ubuntu from 118.24.70.248 port 39518 ssh2
May  3 08:04:42 OPSO sshd\[6788\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.70.248  user=root
May  3 08:04:44 OPSO sshd\[6788\]: Failed password for root from 118.24.70.248 port 36960 ssh2
2020-05-03 16:55:30
54.38.139.210 attackbotsspam
Invalid user nita from 54.38.139.210 port 51944
2020-05-03 16:57:26
106.13.232.26 attackspambots
May  2 22:32:28 php1 sshd\[32658\]: Invalid user aiden from 106.13.232.26
May  2 22:32:28 php1 sshd\[32658\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.232.26
May  2 22:32:30 php1 sshd\[32658\]: Failed password for invalid user aiden from 106.13.232.26 port 47588 ssh2
May  2 22:36:54 php1 sshd\[639\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.232.26  user=root
May  2 22:36:56 php1 sshd\[639\]: Failed password for root from 106.13.232.26 port 42906 ssh2
2020-05-03 17:04:53
36.110.19.71 attackbots
ssh brute force
2020-05-03 17:00:20
187.212.103.248 attackbots
Invalid user cent from 187.212.103.248 port 41728
2020-05-03 17:05:37
118.24.6.69 attackspambots
May  3 04:50:56 ms-srv sshd[22647]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.6.69
May  3 04:50:59 ms-srv sshd[22647]: Failed password for invalid user shan from 118.24.6.69 port 52925 ssh2
2020-05-03 16:46:42
45.55.179.132 attackspam
ET CINS Active Threat Intelligence Poor Reputation IP group 25 - port: 13482 proto: TCP cat: Misc Attack
2020-05-03 17:10:01
142.93.235.47 attackbots
$f2bV_matches
2020-05-03 17:19:07
218.92.0.212 attack
May  3 11:06:40 pve1 sshd[20950]: Failed password for root from 218.92.0.212 port 12478 ssh2
May  3 11:06:44 pve1 sshd[20950]: Failed password for root from 218.92.0.212 port 12478 ssh2
...
2020-05-03 17:07:25
213.32.67.160 attackbots
Invalid user test from 213.32.67.160 port 41156
2020-05-03 17:03:03
106.12.175.38 attackbots
k+ssh-bruteforce
2020-05-03 17:18:11
144.76.40.222 attackspam
20 attempts against mh-misbehave-ban on ice
2020-05-03 17:01:32
178.62.113.55 attackspambots
srv02 Mass scanning activity detected Target: 1445  ..
2020-05-03 16:56:56

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