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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 54.21.144.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 39790
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;54.21.144.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012400 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 24 20:32:06 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 81.144.21.54.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.144.21.54.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
23.102.255.248 attackbots
Dec 20 08:27:22 MK-Soft-VM8 sshd[13321]: Failed password for root from 23.102.255.248 port 17487 ssh2
Dec 20 08:32:32 MK-Soft-VM8 sshd[13385]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.102.255.248 
...
2019-12-20 21:04:40
159.65.41.104 attackspam
SSH Brute Force
2019-12-20 21:22:51
106.51.0.40 attackbotsspam
Invalid user pickens from 106.51.0.40 port 59388
2019-12-20 21:28:42
206.189.204.63 attackbots
Dec 20 08:32:18 ny01 sshd[2297]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.204.63
Dec 20 08:32:20 ny01 sshd[2297]: Failed password for invalid user larrazabal from 206.189.204.63 port 34978 ssh2
Dec 20 08:37:30 ny01 sshd[2850]: Failed password for www-data from 206.189.204.63 port 38270 ssh2
2019-12-20 21:40:44
78.100.18.81 attack
Dec 20 13:29:03 lnxmysql61 sshd[20765]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.100.18.81
2019-12-20 21:18:49
118.32.223.61 attackspam
Dec 20 06:03:09 plusreed sshd[27099]: Invalid user Konstantin from 118.32.223.61
...
2019-12-20 21:33:28
51.83.72.243 attack
Invalid user halprin from 51.83.72.243 port 40180
2019-12-20 21:27:36
114.242.245.32 attackspam
Dec 20 04:29:18 ny01 sshd[4570]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.242.245.32
Dec 20 04:29:20 ny01 sshd[4570]: Failed password for invalid user guangxi from 114.242.245.32 port 51394 ssh2
Dec 20 04:34:22 ny01 sshd[5175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.242.245.32
2019-12-20 21:35:44
79.129.37.6 attack
Dec 20 07:23:59 [munged] sshd[31204]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.129.37.6
2019-12-20 21:18:31
37.187.113.229 attackspambots
Dec 20 13:12:33 sso sshd[673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.113.229
Dec 20 13:12:35 sso sshd[673]: Failed password for invalid user dori from 37.187.113.229 port 41662 ssh2
...
2019-12-20 21:00:23
218.92.0.145 attackbotsspam
Dec 20 14:22:03 localhost sshd[27374]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.145  user=root
Dec 20 14:22:05 localhost sshd[27374]: Failed password for root from 218.92.0.145 port 53258 ssh2
...
2019-12-20 21:28:10
31.181.187.212 attackspam
Unauthorized connection attempt detected from IP address 31.181.187.212 to port 445
2019-12-20 21:17:08
80.245.171.70 attack
TCP Port Scanning
2019-12-20 20:59:34
51.15.171.46 attackspambots
Dec 20 09:16:56 icinga sshd[47281]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.15.171.46 
Dec 20 09:16:58 icinga sshd[47281]: Failed password for invalid user gerald from 51.15.171.46 port 50924 ssh2
Dec 20 09:27:11 icinga sshd[56758]: Failed password for nobody from 51.15.171.46 port 51854 ssh2
...
2019-12-20 21:11:06
157.230.247.239 attackbots
Invalid user sbai from 157.230.247.239 port 56652
2019-12-20 21:25:24

Recently Reported IPs

78.79.181.70 241.117.215.188 229.146.233.162 251.177.69.216
58.159.118.74 218.125.156.104 167.72.238.10 61.97.230.113
245.39.189.11 75.255.2.175 33.198.14.132 208.125.127.241
96.35.88.169 240.179.19.158 38.178.48.10 167.16.137.171
58.175.217.36 142.231.110.169 190.139.78.85 26.0.117.28