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

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 <<>> 21.204.140.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30712
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.204.140.158.			IN	A

;; AUTHORITY SECTION:
.			155	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022011101 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jan 12 05:58:22 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 158.140.204.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 158.140.204.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
181.50.251.25 attackspambots
Sep 10 14:19:30 vlre-nyc-1 sshd\[18869\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.50.251.25  user=root
Sep 10 14:19:32 vlre-nyc-1 sshd\[18869\]: Failed password for root from 181.50.251.25 port 23597 ssh2
Sep 10 14:23:34 vlre-nyc-1 sshd\[18907\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.50.251.25  user=root
Sep 10 14:23:36 vlre-nyc-1 sshd\[18907\]: Failed password for root from 181.50.251.25 port 53230 ssh2
Sep 10 14:27:44 vlre-nyc-1 sshd\[18955\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.50.251.25  user=root
...
2020-09-10 23:57:29
185.220.102.245 attack
Sep 10 17:01:12 vps sshd[5033]: Failed password for root from 185.220.102.245 port 21600 ssh2
Sep 10 17:01:15 vps sshd[5033]: Failed password for root from 185.220.102.245 port 21600 ssh2
Sep 10 17:01:17 vps sshd[5033]: Failed password for root from 185.220.102.245 port 21600 ssh2
Sep 10 17:01:19 vps sshd[5033]: Failed password for root from 185.220.102.245 port 21600 ssh2
...
2020-09-11 00:27:28
118.27.39.94 attack
Sep 10 16:34:43 Ubuntu-1404-trusty-64-minimal sshd\[14523\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.27.39.94  user=root
Sep 10 16:34:45 Ubuntu-1404-trusty-64-minimal sshd\[14523\]: Failed password for root from 118.27.39.94 port 47514 ssh2
Sep 10 16:40:28 Ubuntu-1404-trusty-64-minimal sshd\[30815\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.27.39.94  user=root
Sep 10 16:40:30 Ubuntu-1404-trusty-64-minimal sshd\[30815\]: Failed password for root from 118.27.39.94 port 38588 ssh2
Sep 10 16:44:24 Ubuntu-1404-trusty-64-minimal sshd\[11876\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.27.39.94  user=root
2020-09-10 23:50:07
106.12.18.168 attackbotsspam
Banned for a week because repeated abuses, for example SSH, but not only
2020-09-11 00:28:00
80.82.70.214 attackspambots
(pop3d) Failed POP3 login from 80.82.70.214 (SC/Seychelles/no-reverse-dns-configured.com): 10 in the last 300 secs
2020-09-11 00:18:54
159.65.155.255 attackbots
Sep 10 16:14:53 h2646465 sshd[2951]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.155.255  user=root
Sep 10 16:14:55 h2646465 sshd[2951]: Failed password for root from 159.65.155.255 port 51556 ssh2
Sep 10 16:28:15 h2646465 sshd[4748]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.155.255  user=root
Sep 10 16:28:17 h2646465 sshd[4748]: Failed password for root from 159.65.155.255 port 58762 ssh2
Sep 10 16:31:33 h2646465 sshd[5306]: Invalid user deploy from 159.65.155.255
Sep 10 16:31:33 h2646465 sshd[5306]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.155.255
Sep 10 16:31:33 h2646465 sshd[5306]: Invalid user deploy from 159.65.155.255
Sep 10 16:31:36 h2646465 sshd[5306]: Failed password for invalid user deploy from 159.65.155.255 port 50218 ssh2
Sep 10 16:34:50 h2646465 sshd[5394]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser=
2020-09-11 00:13:53
200.58.179.160 attackspambots
Sep  9 23:20:24 gw1 sshd[5761]: Failed password for root from 200.58.179.160 port 55360 ssh2
Sep  9 23:22:47 gw1 sshd[5794]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.58.179.160
...
2020-09-11 00:25:20
200.119.193.82 attackbots
1599670436 - 09/09/2020 18:53:56 Host: 200.119.193.82/200.119.193.82 Port: 445 TCP Blocked
2020-09-10 23:49:35
140.143.196.66 attack
140.143.196.66 (CN/China/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep 10 09:38:35 server2 sshd[32113]: Failed password for root from 79.9.171.88 port 33976 ssh2
Sep 10 09:33:30 server2 sshd[29570]: Failed password for root from 140.143.196.66 port 37170 ssh2
Sep 10 09:30:24 server2 sshd[28022]: Failed password for root from 106.12.133.103 port 47792 ssh2
Sep 10 09:35:20 server2 sshd[30576]: Failed password for root from 70.45.133.188 port 55926 ssh2
Sep 10 09:33:28 server2 sshd[29570]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.196.66  user=root
Sep 10 09:35:18 server2 sshd[30576]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=70.45.133.188  user=root

IP Addresses Blocked:

79.9.171.88 (IT/Italy/-)
2020-09-10 23:55:34
1.53.137.12 attackbotsspam
Dovecot Invalid User Login Attempt.
2020-09-11 00:31:40
196.41.122.94 attackbotsspam
196.41.122.94 - - [10/Sep/2020:15:41:27 +0100] "POST /wp-login.php HTTP/1.1" 200 1874 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
196.41.122.94 - - [10/Sep/2020:15:41:28 +0100] "POST /wp-login.php HTTP/1.1" 200 1858 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
196.41.122.94 - - [10/Sep/2020:15:41:29 +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"
...
2020-09-10 23:59:31
68.170.67.122 attack
invalid user
2020-09-11 00:19:27
45.132.227.46 attack
Fail2Ban Ban Triggered
2020-09-11 00:09:53
117.89.12.197 attack
$f2bV_matches
2020-09-11 00:11:14
51.38.189.181 attackbotsspam
(sshd) Failed SSH login from 51.38.189.181 (FR/France/181.ip-51-38-189.eu): 5 in the last 3600 secs
2020-09-10 23:44:11

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