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 <<>> 104.21.81.111
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53952
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.111.			IN	A

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

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:01:59 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 111.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 111.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.75.236.242 attack
$f2bV_matches
2020-02-01 05:25:00
222.186.173.215 attackspambots
Tried sshing with brute force.
2020-02-01 06:08:06
50.255.64.233 attackspambots
invalid user
2020-02-01 06:15:05
111.67.198.206 attackspam
Unauthorized connection attempt detected from IP address 111.67.198.206 to port 2220 [J]
2020-02-01 05:30:09
218.92.0.148 attackspam
Feb  1 03:03:09 gw1 sshd[28842]: Failed password for root from 218.92.0.148 port 45142 ssh2
Feb  1 03:03:12 gw1 sshd[28842]: Failed password for root from 218.92.0.148 port 45142 ssh2
...
2020-02-01 06:14:18
156.67.250.205 attackbots
Jan 31 21:35:20 IngegnereFirenze sshd[7744]: Failed password for invalid user guest from 156.67.250.205 port 40948 ssh2
...
2020-02-01 06:06:48
217.182.15.175 spam
Used till TEN times per day by verno.prim@gmail.com "Prim Vero Alba Iulia 20200 Chisinau MD" for SPAM on STOLLEN list we don't know with help of OVH, as usual with LIERS and ROBERS !
2020-02-01 05:43:45
5.135.179.178 attackspam
$f2bV_matches
2020-02-01 05:23:41
178.71.214.221 attackspam
SMTP-SASL bruteforce attempt
2020-02-01 06:23:07
112.72.92.169 attackspam
Unauthorized connection attempt detected from IP address 112.72.92.169 to port 23 [J]
2020-02-01 06:26:16
179.127.144.22 attack
445/tcp 445/tcp
[2020-01-28/31]2pkt
2020-02-01 06:16:36
188.234.245.161 attack
Unauthorized connection attempt detected from IP address 188.234.245.161 to port 2220 [J]
2020-02-01 06:30:18
178.62.33.138 attackbotsspam
Unauthorized connection attempt detected from IP address 178.62.33.138 to port 2220 [J]
2020-02-01 05:32:58
154.209.4.116 attackbotsspam
Feb  1 00:30:46 server sshd\[17490\]: Invalid user admin from 154.209.4.116
Feb  1 00:30:46 server sshd\[17490\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.209.4.116 
Feb  1 00:30:48 server sshd\[17490\]: Failed password for invalid user admin from 154.209.4.116 port 47240 ssh2
Feb  1 00:35:00 server sshd\[18014\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.209.4.116  user=ftp
Feb  1 00:35:03 server sshd\[18014\]: Failed password for ftp from 154.209.4.116 port 50266 ssh2
...
2020-02-01 06:20:41
106.12.192.204 attackspam
"SSH brute force auth login attempt."
2020-02-01 06:22:01

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