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 <<>> 104.21.54.12
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57689
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.12.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 40 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:31 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 12.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 12.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
168.228.244.228 attack
Unauthorized connection attempt detected from IP address 168.228.244.228 to port 88
2020-07-02 07:51:25
116.48.164.112 attackspam
Jul  1 04:32:35 mout sshd[12716]: Invalid user postgres from 116.48.164.112 port 44574
Jul  1 04:32:36 mout sshd[12716]: Failed password for invalid user postgres from 116.48.164.112 port 44574 ssh2
Jul  1 04:32:38 mout sshd[12716]: Disconnected from invalid user postgres 116.48.164.112 port 44574 [preauth]
2020-07-02 07:50:36
219.75.134.27 attackspambots
Jul  1 03:45:42 mout sshd[8779]: Invalid user chen from 219.75.134.27 port 54839
Jul  1 03:45:44 mout sshd[8779]: Failed password for invalid user chen from 219.75.134.27 port 54839 ssh2
Jul  1 03:45:44 mout sshd[8779]: Disconnected from invalid user chen 219.75.134.27 port 54839 [preauth]
2020-07-02 07:04:10
111.72.196.114 attackbots
Jun 26 22:38:16 srv01 postfix/smtpd\[7944\]: warning: unknown\[111.72.196.114\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 26 22:38:28 srv01 postfix/smtpd\[7944\]: warning: unknown\[111.72.196.114\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 26 22:38:44 srv01 postfix/smtpd\[7944\]: warning: unknown\[111.72.196.114\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 26 22:39:02 srv01 postfix/smtpd\[7944\]: warning: unknown\[111.72.196.114\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 26 22:39:14 srv01 postfix/smtpd\[7944\]: warning: unknown\[111.72.196.114\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-07-02 07:24:02
116.236.200.254 attack
Jul  1 04:49:33 ArkNodeAT sshd\[29550\]: Invalid user du from 116.236.200.254
Jul  1 04:49:33 ArkNodeAT sshd\[29550\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.236.200.254
Jul  1 04:49:35 ArkNodeAT sshd\[29550\]: Failed password for invalid user du from 116.236.200.254 port 54176 ssh2
2020-07-02 08:08:03
138.229.100.32 attack
Automatic report - Banned IP Access
2020-07-02 07:02:40
185.143.73.93 attackbotsspam
Jul  1 04:49:05 srv01 postfix/smtpd\[13467\]: warning: unknown\[185.143.73.93\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  1 04:49:15 srv01 postfix/smtpd\[13894\]: warning: unknown\[185.143.73.93\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  1 04:50:00 srv01 postfix/smtpd\[13894\]: warning: unknown\[185.143.73.93\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  1 04:51:23 srv01 postfix/smtpd\[13894\]: warning: unknown\[185.143.73.93\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  1 04:51:32 srv01 postfix/smtpd\[11144\]: warning: unknown\[185.143.73.93\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-07-02 07:53:34
36.112.135.37 attack
Jun 30 20:00:46 ws12vmsma01 sshd[9081]: Invalid user support from 36.112.135.37
Jun 30 20:00:48 ws12vmsma01 sshd[9081]: Failed password for invalid user support from 36.112.135.37 port 36262 ssh2
Jun 30 20:04:42 ws12vmsma01 sshd[9625]: Invalid user git from 36.112.135.37
...
2020-07-02 07:11:43
134.255.254.175 attackbotsspam
Fail2Ban Ban Triggered
2020-07-02 07:28:30
117.50.100.13 attackbots
firewall-block, port(s): 12005/tcp
2020-07-02 07:42:35
60.167.181.31 attackspambots
Jul  1 04:41:19 ArkNodeAT sshd\[29290\]: Invalid user canal from 60.167.181.31
Jul  1 04:41:19 ArkNodeAT sshd\[29290\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.167.181.31
Jul  1 04:41:22 ArkNodeAT sshd\[29290\]: Failed password for invalid user canal from 60.167.181.31 port 59566 ssh2
2020-07-02 08:08:28
207.154.215.119 attack
Jul  1 01:47:02 OPSO sshd\[32693\]: Invalid user mauricio from 207.154.215.119 port 57062
Jul  1 01:47:02 OPSO sshd\[32693\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.215.119
Jul  1 01:47:04 OPSO sshd\[32693\]: Failed password for invalid user mauricio from 207.154.215.119 port 57062 ssh2
Jul  1 01:51:03 OPSO sshd\[897\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.215.119  user=root
Jul  1 01:51:05 OPSO sshd\[897\]: Failed password for root from 207.154.215.119 port 54794 ssh2
2020-07-02 07:48:31
40.73.6.1 attackspam
Jul  1 04:51:01 rancher-0 sshd[68502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.6.1  user=root
Jul  1 04:51:03 rancher-0 sshd[68502]: Failed password for root from 40.73.6.1 port 9510 ssh2
...
2020-07-02 08:01:31
157.245.95.16 attack
Jul  1 02:20:01 ourumov-web sshd\[4142\]: Invalid user user from 157.245.95.16 port 52212
Jul  1 02:20:01 ourumov-web sshd\[4142\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.95.16
Jul  1 02:20:03 ourumov-web sshd\[4142\]: Failed password for invalid user user from 157.245.95.16 port 52212 ssh2
...
2020-07-02 07:46:14
103.90.228.121 attackspambots
Jun 26 22:12:47 hgb10502 sshd[6084]: Invalid user otk from 103.90.228.121 port 51240
Jun 26 22:12:49 hgb10502 sshd[6084]: Failed password for invalid user otk from 103.90.228.121 port 51240 ssh2
Jun 26 22:12:49 hgb10502 sshd[6084]: Received disconnect from 103.90.228.121 port 51240:11: Bye Bye [preauth]
Jun 26 22:12:49 hgb10502 sshd[6084]: Disconnected from 103.90.228.121 port 51240 [preauth]
Jun 26 22:25:40 hgb10502 sshd[6926]: Invalid user admin from 103.90.228.121 port 38746
Jun 26 22:25:42 hgb10502 sshd[6926]: Failed password for invalid user admin from 103.90.228.121 port 38746 ssh2
Jun 26 22:25:43 hgb10502 sshd[6926]: Received disconnect from 103.90.228.121 port 38746:11: Bye Bye [preauth]
Jun 26 22:25:43 hgb10502 sshd[6926]: Disconnected from 103.90.228.121 port 38746 [preauth]
Jun 26 22:30:01 hgb10502 sshd[7228]: Invalid user test123 from 103.90.228.121 port 34156
Jun 26 22:30:03 hgb10502 sshd[7228]: Failed password for invalid user test123 from 103.90.228.121 p........
-------------------------------
2020-07-02 07:23:14

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