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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.16.191
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43354
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.191.			IN	A

;; AUTHORITY SECTION:
.			182	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 08:06:14 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 191.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 191.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
198.46.233.148 attackspam
Aug  5 20:48:22 django-0 sshd[25713]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.46.233.148  user=root
Aug  5 20:48:24 django-0 sshd[25713]: Failed password for root from 198.46.233.148 port 55644 ssh2
...
2020-08-06 05:08:47
41.78.75.45 attackspam
2020-08-05T14:41:58.349986morrigan.ad5gb.com sshd[3530990]: Failed password for root from 41.78.75.45 port 2296 ssh2
2020-08-05T14:41:58.719127morrigan.ad5gb.com sshd[3530990]: Disconnected from authenticating user root 41.78.75.45 port 2296 [preauth]
2020-08-06 04:31:42
145.239.84.203 attack
there was a hack on email box and fb account
2020-08-06 04:47:31
118.24.114.205 attackspambots
Aug  5 20:38:19 ip-172-31-61-156 sshd[9389]: Failed password for root from 118.24.114.205 port 48206 ssh2
Aug  5 20:41:07 ip-172-31-61-156 sshd[9681]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.114.205  user=root
Aug  5 20:41:09 ip-172-31-61-156 sshd[9681]: Failed password for root from 118.24.114.205 port 51888 ssh2
Aug  5 20:41:07 ip-172-31-61-156 sshd[9681]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.114.205  user=root
Aug  5 20:41:09 ip-172-31-61-156 sshd[9681]: Failed password for root from 118.24.114.205 port 51888 ssh2
...
2020-08-06 05:09:17
222.186.30.35 attackspam
2020-08-05T20:39:02.831837vps1033 sshd[5479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-08-05T20:39:04.702297vps1033 sshd[5479]: Failed password for root from 222.186.30.35 port 27219 ssh2
2020-08-05T20:39:02.831837vps1033 sshd[5479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-08-05T20:39:04.702297vps1033 sshd[5479]: Failed password for root from 222.186.30.35 port 27219 ssh2
2020-08-05T20:39:07.409190vps1033 sshd[5479]: Failed password for root from 222.186.30.35 port 27219 ssh2
...
2020-08-06 04:40:39
139.155.26.79 attackbotsspam
Aug  5 20:37:04 onepixel sshd[2170428]: Failed password for root from 139.155.26.79 port 53454 ssh2
Aug  5 20:39:18 onepixel sshd[2171878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.26.79  user=root
Aug  5 20:39:19 onepixel sshd[2171878]: Failed password for root from 139.155.26.79 port 55544 ssh2
Aug  5 20:41:30 onepixel sshd[2173143]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.26.79  user=root
Aug  5 20:41:32 onepixel sshd[2173143]: Failed password for root from 139.155.26.79 port 57636 ssh2
2020-08-06 04:49:10
187.237.91.218 attackbotsspam
Aug  5 22:36:45 abendstille sshd\[23126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.237.91.218  user=root
Aug  5 22:36:48 abendstille sshd\[23126\]: Failed password for root from 187.237.91.218 port 49908 ssh2
Aug  5 22:39:08 abendstille sshd\[25553\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.237.91.218  user=root
Aug  5 22:39:10 abendstille sshd\[25553\]: Failed password for root from 187.237.91.218 port 60438 ssh2
Aug  5 22:41:28 abendstille sshd\[27865\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.237.91.218  user=root
...
2020-08-06 04:47:04
85.209.0.101 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 83 - port: 22 proto: tcp cat: Misc Attackbytes: 74
2020-08-06 04:42:16
51.75.17.122 attackspam
Aug  5 22:38:25 lnxweb61 sshd[10826]: Failed password for root from 51.75.17.122 port 41334 ssh2
Aug  5 22:42:42 lnxweb61 sshd[14928]: Failed password for root from 51.75.17.122 port 53590 ssh2
2020-08-06 04:47:36
68.183.22.85 attackspam
(sshd) Failed SSH login from 68.183.22.85 (US/United States/-): 10 in the last 3600 secs
2020-08-06 04:36:38
36.226.102.221 attackbotsspam
1596629379 - 08/05/2020 14:09:39 Host: 36.226.102.221/36.226.102.221 Port: 445 TCP Blocked
2020-08-06 04:44:06
218.92.0.221 attackspam
2020-08-05T20:41:07.366934abusebot-8.cloudsearch.cf sshd[22175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.221  user=root
2020-08-05T20:41:09.396619abusebot-8.cloudsearch.cf sshd[22175]: Failed password for root from 218.92.0.221 port 35539 ssh2
2020-08-05T20:41:11.878201abusebot-8.cloudsearch.cf sshd[22175]: Failed password for root from 218.92.0.221 port 35539 ssh2
2020-08-05T20:41:07.366934abusebot-8.cloudsearch.cf sshd[22175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.221  user=root
2020-08-05T20:41:09.396619abusebot-8.cloudsearch.cf sshd[22175]: Failed password for root from 218.92.0.221 port 35539 ssh2
2020-08-05T20:41:11.878201abusebot-8.cloudsearch.cf sshd[22175]: Failed password for root from 218.92.0.221 port 35539 ssh2
2020-08-05T20:41:07.366934abusebot-8.cloudsearch.cf sshd[22175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rho
...
2020-08-06 04:48:24
37.49.224.192 attackbotsspam
Aug  5 22:41:18 lnxweb62 sshd[14303]: Failed password for root from 37.49.224.192 port 35386 ssh2
Aug  5 22:41:35 lnxweb62 sshd[14391]: Failed password for root from 37.49.224.192 port 54888 ssh2
2020-08-06 04:45:26
201.105.122.55 attackbots
Port probing on unauthorized port 445
2020-08-06 05:01:53
94.234.54.146 attack
IP: 94.234.54.146
Ports affected
    Simple Mail Transfer (25) 
    HTTP protocol over TLS/SSL (443) 
Abuse Confidence rating 87%
ASN Details
   AS2119 Telenor Norge AS
   Sweden (SE)
   CIDR 94.234.0.0/16
Log Date: 5/08/2020 4:16:42 PM UTC
2020-08-06 04:42:40

Recently Reported IPs

36.42.6.66 104.21.16.193 104.21.16.194 189.105.113.203
104.21.16.230 95.175.104.21 104.21.16.249 92.65.218.119
104.21.16.28 104.21.16.33 104.21.16.42 104.21.16.48
104.21.16.66 219.97.72.80 104.21.16.9 104.21.16.90
210.224.109.7 104.21.17.106 104.21.17.110 245.143.184.147