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: France

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 <<>> 81.54.21.172
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 39385
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;81.54.21.172.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021701 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 06:17:24 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 172.21.54.81.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 172.21.54.81.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
87.251.73.231 attackbotsspam
 TCP (SYN) 87.251.73.231:55846 -> port 1234, len 44
2020-08-06 20:56:45
45.237.140.120 attack
$f2bV_matches
2020-08-06 20:38:21
181.49.118.185 attack
Aug  6 10:31:22 marvibiene sshd[20074]: Failed password for root from 181.49.118.185 port 48478 ssh2
2020-08-06 20:35:54
66.70.166.218 attack
Fail2Ban Ban Triggered
2020-08-06 21:08:11
129.226.179.238 attackspam
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-08-06T05:14:00Z and 2020-08-06T05:17:23Z
2020-08-06 20:46:59
65.97.252.131 attackbots
Aug  6 12:16:13 h2646465 sshd[10128]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=65.97.252.131  user=root
Aug  6 12:16:15 h2646465 sshd[10128]: Failed password for root from 65.97.252.131 port 45936 ssh2
Aug  6 12:27:23 h2646465 sshd[11582]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=65.97.252.131  user=root
Aug  6 12:27:25 h2646465 sshd[11582]: Failed password for root from 65.97.252.131 port 60154 ssh2
Aug  6 12:31:18 h2646465 sshd[12261]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=65.97.252.131  user=root
Aug  6 12:31:20 h2646465 sshd[12261]: Failed password for root from 65.97.252.131 port 44292 ssh2
Aug  6 12:35:15 h2646465 sshd[12903]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=65.97.252.131  user=root
Aug  6 12:35:16 h2646465 sshd[12903]: Failed password for root from 65.97.252.131 port 56650 ssh2
Aug  6 12:39:10 h2646465 ssh
2020-08-06 20:33:58
176.10.99.200 attackspam
176.10.99.200 - - [06/Aug/2020:10:03:53 +0800] "GET / HTTP/1.1" 200 4833 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36" "-"
2020-08-06 21:05:35
45.139.221.128 attackbots
From retornos@experienciazul10.live Thu Aug 06 02:17:25 2020
Received: from expermx6.experienciazul10.live ([45.139.221.128]:35525)
2020-08-06 20:41:35
114.204.218.154 attack
Aug  6 12:29:21  sshd\[6310\]: User root from 114.204.218.154 not allowed because not listed in AllowUsersAug  6 12:29:23  sshd\[6310\]: Failed password for invalid user root from 114.204.218.154 port 59073 ssh2
...
2020-08-06 20:34:30
211.253.129.225 attackbots
Aug  6 11:57:37 ip-172-31-61-156 sshd[20975]: Failed password for root from 211.253.129.225 port 53156 ssh2
Aug  6 12:02:17 ip-172-31-61-156 sshd[21192]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.253.129.225  user=root
Aug  6 12:02:19 ip-172-31-61-156 sshd[21192]: Failed password for root from 211.253.129.225 port 35486 ssh2
Aug  6 12:07:11 ip-172-31-61-156 sshd[21442]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.253.129.225  user=root
Aug  6 12:07:13 ip-172-31-61-156 sshd[21442]: Failed password for root from 211.253.129.225 port 46038 ssh2
...
2020-08-06 20:42:33
212.83.181.211 attackbotsspam
212.83.181.211 - - [06/Aug/2020:13:11:56 +0100] "POST /wp-login.php HTTP/1.1" 200 1792 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
212.83.181.211 - - [06/Aug/2020:13:11:57 +0100] "POST /wp-login.php HTTP/1.1" 200 1768 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
212.83.181.211 - - [06/Aug/2020:13:11:57 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-06 20:30:55
138.197.194.207 attackbots
plussize.fitness 138.197.194.207 [06/Aug/2020:13:33:33 +0200] "POST /wp-login.php HTTP/1.1" 200 5953 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
plussize.fitness 138.197.194.207 [06/Aug/2020:13:33:34 +0200] "POST /wp-login.php HTTP/1.1" 200 5909 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-08-06 20:57:49
27.70.200.164 attack
08/06/2020-01:17:30.450305 27.70.200.164 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-08-06 20:41:59
85.105.170.111 attackspambots
Automatic report - Banned IP Access
2020-08-06 20:26:44
151.232.92.1 attackbots
08/06/2020-01:17:37.740235 151.232.92.1 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-08-06 20:37:37

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