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 <<>> 104.21.4.12
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27567
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.4.12.			IN	A

;; AUTHORITY SECTION:
.			441	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 21 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:27:57 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 12.4.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 12.4.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.68.214.213 attackbotsspam
(sshd) Failed SSH login from 51.68.214.213 (GB/United Kingdom/213.ip-51-68-214.eu): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 20 15:14:40 ubnt-55d23 sshd[10846]: Invalid user test from 51.68.214.213 port 39274
Apr 20 15:14:42 ubnt-55d23 sshd[10846]: Failed password for invalid user test from 51.68.214.213 port 39274 ssh2
2020-04-21 00:54:35
118.25.54.60 attackbotsspam
SSH login attempts.
2020-04-21 00:22:21
106.12.204.81 attack
SSH brute force attempt
2020-04-21 00:32:46
106.13.43.117 attackspambots
2020-04-20T09:31:12.7706541495-001 sshd[27420]: Invalid user oj from 106.13.43.117 port 45016
2020-04-20T09:31:14.9063691495-001 sshd[27420]: Failed password for invalid user oj from 106.13.43.117 port 45016 ssh2
2020-04-20T09:36:36.2624311495-001 sshd[27590]: Invalid user postgres from 106.13.43.117 port 44860
2020-04-20T09:36:36.2656711495-001 sshd[27590]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.43.117
2020-04-20T09:36:36.2624311495-001 sshd[27590]: Invalid user postgres from 106.13.43.117 port 44860
2020-04-20T09:36:38.2119941495-001 sshd[27590]: Failed password for invalid user postgres from 106.13.43.117 port 44860 ssh2
...
2020-04-21 00:32:25
93.95.240.245 attackbots
Invalid user pi from 93.95.240.245 port 48250
2020-04-21 00:37:46
59.172.6.244 attackbots
Apr 20 10:56:13 mail sshd\[6977\]: Invalid user bh from 59.172.6.244
Apr 20 10:56:13 mail sshd\[6977\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.172.6.244
...
2020-04-21 00:48:39
52.138.12.225 attackbots
$f2bV_matches
2020-04-21 00:51:18
117.34.210.106 attackbots
Apr 20 14:47:18 tuxlinux sshd[9186]: Invalid user yf from 117.34.210.106 port 50362
Apr 20 14:47:18 tuxlinux sshd[9186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.34.210.106 
Apr 20 14:47:18 tuxlinux sshd[9186]: Invalid user yf from 117.34.210.106 port 50362
Apr 20 14:47:18 tuxlinux sshd[9186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.34.210.106 
Apr 20 14:47:18 tuxlinux sshd[9186]: Invalid user yf from 117.34.210.106 port 50362
Apr 20 14:47:18 tuxlinux sshd[9186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.34.210.106 
Apr 20 14:47:20 tuxlinux sshd[9186]: Failed password for invalid user yf from 117.34.210.106 port 50362 ssh2
...
2020-04-21 00:22:59
49.235.91.59 attackbotsspam
Invalid user pd from 49.235.91.59 port 35172
2020-04-21 00:55:48
116.247.81.99 attack
Apr 20 18:03:05 ns3164893 sshd[9740]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.247.81.99
Apr 20 18:03:07 ns3164893 sshd[9740]: Failed password for invalid user ld from 116.247.81.99 port 38209 ssh2
...
2020-04-21 00:23:19
49.234.24.108 attackbotsspam
$f2bV_matches
2020-04-21 00:56:23
51.178.86.49 attackspambots
T: f2b ssh aggressive 3x
2020-04-21 00:51:42
117.71.57.195 attack
(sshd) Failed SSH login from 117.71.57.195 (CN/China/-): 5 in the last 3600 secs
2020-04-21 00:22:43
115.112.61.218 attackbots
Invalid user dp from 115.112.61.218 port 58070
2020-04-21 00:24:37
54.84.60.190 attackspambots
Tried sshing with brute force.
2020-04-21 00:49:55

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