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 <<>> 104.21.16.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17891
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.138.			IN	A

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

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:10:32 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 138.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.191.160.42 attackbots
k+ssh-bruteforce
2020-05-01 14:47:09
68.183.32.199 attack
Invalid user hm from 68.183.32.199 port 34334
2020-05-01 14:34:29
106.12.120.207 attack
2020-05-01T01:00:37.175145linuxbox-skyline sshd[88830]: Invalid user monit from 106.12.120.207 port 41592
...
2020-05-01 15:13:46
45.55.219.114 attackspambots
Invalid user dave from 45.55.219.114 port 45878
2020-05-01 14:41:13
222.186.30.35 attackbotsspam
2020-05-01T08:44:09.796212vps751288.ovh.net sshd\[16132\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-05-01T08:44:11.775087vps751288.ovh.net sshd\[16132\]: Failed password for root from 222.186.30.35 port 64541 ssh2
2020-05-01T08:44:14.808186vps751288.ovh.net sshd\[16132\]: Failed password for root from 222.186.30.35 port 64541 ssh2
2020-05-01T08:44:17.550778vps751288.ovh.net sshd\[16132\]: Failed password for root from 222.186.30.35 port 64541 ssh2
2020-05-01T08:44:28.084454vps751288.ovh.net sshd\[16134\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-05-01 14:46:38
167.114.185.237 attack
Invalid user cookie from 167.114.185.237 port 49020
2020-05-01 14:58:21
170.244.232.90 attackspambots
May  1 08:11:44 roki-contabo sshd\[9672\]: Invalid user temp from 170.244.232.90
May  1 08:11:44 roki-contabo sshd\[9672\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.244.232.90
May  1 08:11:46 roki-contabo sshd\[9672\]: Failed password for invalid user temp from 170.244.232.90 port 48562 ssh2
May  1 08:15:46 roki-contabo sshd\[9694\]: Invalid user danb from 170.244.232.90
May  1 08:15:46 roki-contabo sshd\[9694\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.244.232.90
...
2020-05-01 14:57:31
58.11.86.213 normal
...
2020-05-01 15:13:25
139.59.58.115 attackspam
srv02 Mass scanning activity detected Target: 12825  ..
2020-05-01 15:03:35
61.84.196.50 attackspambots
May  1 07:55:45 dev0-dcde-rnet sshd[15687]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.84.196.50
May  1 07:55:47 dev0-dcde-rnet sshd[15687]: Failed password for invalid user sonarr from 61.84.196.50 port 44264 ssh2
May  1 08:07:43 dev0-dcde-rnet sshd[15743]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.84.196.50
2020-05-01 14:35:19
179.191.65.98 attackbots
Spammer
2020-05-01 14:55:46
150.136.8.55 attackspambots
Invalid user sonny from 150.136.8.55 port 55166
2020-05-01 15:00:50
37.139.16.94 attackspambots
Invalid user workstation from 37.139.16.94 port 56807
2020-05-01 14:42:27
35.226.165.144 attackspambots
$f2bV_matches
2020-05-01 14:44:00
106.13.107.196 attackspambots
Invalid user mcj from 106.13.107.196 port 39944
2020-05-01 15:12:42

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