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 <<>> 104.21.8.168
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49869
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.168.			IN	A

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

;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:59:42 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 168.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 168.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
81.31.204.9 attackspam
Jan  7 16:26:22 legacy sshd[17648]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.31.204.9
Jan  7 16:26:23 legacy sshd[17648]: Failed password for invalid user npw from 81.31.204.9 port 45638 ssh2
Jan  7 16:29:50 legacy sshd[17884]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.31.204.9
...
2020-01-07 23:38:43
117.213.137.70 attackbots
Unauthorized connection attempt from IP address 117.213.137.70 on Port 445(SMB)
2020-01-08 00:04:38
179.184.27.160 attackbots
Unauthorized connection attempt detected from IP address 179.184.27.160 to port 2220 [J]
2020-01-07 23:56:58
115.124.66.21 attack
Unauthorized connection attempt from IP address 115.124.66.21 on Port 445(SMB)
2020-01-08 00:08:52
222.120.53.71 attackspambots
Lines containing failures of 222.120.53.71
Jan  7 14:15:06 localhost sshd[1697941]: Invalid user server-admin from 222.120.53.71 port 46504
Jan  7 14:15:06 localhost sshd[1697941]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.120.53.71
Jan  7 14:15:08 localhost sshd[1697941]: Failed password for invalid user server-admin from 222.120.53.71 port 46504 ssh2
Jan  7 14:15:09 localhost sshd[1697941]: Received disconnect from 222.120.53.71 port 46504:11: Bye Bye [preauth]
Jan  7 14:15:09 localhost sshd[1697941]: Disconnected from invalid user server-admin 222.120.53.71 port 46504 [preauth]
Jan  7 14:17:21 localhost sshd[1698487]: Invalid user clouduser from 222.120.53.71 port 35494
Jan  7 14:17:21 localhost sshd[1698487]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.120.53.71
Jan  7 14:17:23 localhost sshd[1698487]: Failed password for invalid user clouduser from 222.120.53.71 port 35........
------------------------------
2020-01-07 23:49:20
193.31.24.113 attackbots
01/07/2020-16:52:09.311860 193.31.24.113 Protocol: 6 ET CHAT IRC PONG response
2020-01-07 23:55:06
222.186.180.6 attackspam
Jan  7 16:35:29 jane sshd[12588]: Failed password for root from 222.186.180.6 port 32156 ssh2
Jan  7 16:35:33 jane sshd[12588]: Failed password for root from 222.186.180.6 port 32156 ssh2
...
2020-01-07 23:45:38
58.236.139.20 attackspam
Jan  7 15:49:52 raspberrypi sshd\[865\]: Invalid user user from 58.236.139.20Jan  7 15:49:54 raspberrypi sshd\[865\]: Failed password for invalid user user from 58.236.139.20 port 62272 ssh2Jan  7 15:52:17 raspberrypi sshd\[914\]: Invalid user postgres from 58.236.139.20
...
2020-01-08 00:01:48
186.6.159.106 attack
20/1/7@10:28:21: FAIL: Alarm-Network address from=186.6.159.106
...
2020-01-07 23:43:04
45.136.108.119 attackbotsspam
firewall-block, port(s): 62/tcp, 108/tcp, 172/tcp, 266/tcp, 286/tcp, 298/tcp, 307/tcp, 328/tcp, 364/tcp, 413/tcp, 663/tcp, 920/tcp, 1151/tcp, 1172/tcp, 1316/tcp
2020-01-08 00:12:57
202.107.238.14 attack
SSH auth scanning - multiple failed logins
2020-01-07 23:59:51
87.67.191.52 attack
Jan  7 17:00:04 cvbnet sshd[29609]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.67.191.52 
Jan  7 17:00:06 cvbnet sshd[29609]: Failed password for invalid user leoshih from 87.67.191.52 port 52370 ssh2
...
2020-01-08 00:14:27
114.43.42.42 attackspambots
Unauthorized connection attempt detected from IP address 114.43.42.42 to port 1433
2020-01-08 00:09:13
222.186.180.17 attack
Jan  7 16:31:22 dcd-gentoo sshd[17561]: User root from 222.186.180.17 not allowed because none of user's groups are listed in AllowGroups
Jan  7 16:31:27 dcd-gentoo sshd[17561]: error: PAM: Authentication failure for illegal user root from 222.186.180.17
Jan  7 16:31:22 dcd-gentoo sshd[17561]: User root from 222.186.180.17 not allowed because none of user's groups are listed in AllowGroups
Jan  7 16:31:27 dcd-gentoo sshd[17561]: error: PAM: Authentication failure for illegal user root from 222.186.180.17
Jan  7 16:31:22 dcd-gentoo sshd[17561]: User root from 222.186.180.17 not allowed because none of user's groups are listed in AllowGroups
Jan  7 16:31:27 dcd-gentoo sshd[17561]: error: PAM: Authentication failure for illegal user root from 222.186.180.17
Jan  7 16:31:27 dcd-gentoo sshd[17561]: Failed keyboard-interactive/pam for invalid user root from 222.186.180.17 port 24342 ssh2
...
2020-01-07 23:34:01
197.210.52.173 attackbots
Unauthorized connection attempt from IP address 197.210.52.173 on Port 445(SMB)
2020-01-08 00:12:08

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