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 <<>> 104.21.91.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 48315
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.91.142.			IN	A

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

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:14:34 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 142.91.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.91.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.53.168.96 attackbots
Dec 19 15:39:11 cvbnet sshd[12809]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.53.168.96 
Dec 19 15:39:13 cvbnet sshd[12809]: Failed password for invalid user Qaz@12345 from 185.53.168.96 port 40499 ssh2
...
2019-12-19 23:11:16
138.118.78.239 attackbotsspam
Automatic report - Port Scan Attack
2019-12-19 23:01:28
122.51.167.47 attackbots
Dec 19 16:00:02 localhost sshd\[6498\]: Invalid user ssw from 122.51.167.47 port 41896
Dec 19 16:00:02 localhost sshd\[6498\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.167.47
Dec 19 16:00:03 localhost sshd\[6498\]: Failed password for invalid user ssw from 122.51.167.47 port 41896 ssh2
2019-12-19 23:03:13
94.177.189.145 attack
Dec 19 11:23:33 server sshd\[32021\]: Failed password for invalid user ubnt from 94.177.189.145 port 55162 ssh2
Dec 19 17:48:54 server sshd\[5088\]: Invalid user admin from 94.177.189.145
Dec 19 17:48:54 server sshd\[5088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.189.145 
Dec 19 17:48:57 server sshd\[5088\]: Failed password for invalid user admin from 94.177.189.145 port 36902 ssh2
Dec 19 17:48:57 server sshd\[5112\]: Invalid user ubnt from 94.177.189.145
Dec 19 17:48:57 server sshd\[5112\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.189.145 
...
2019-12-19 23:12:08
159.203.59.38 attackbots
Dec 19 15:34:28 tux-35-217 sshd\[16231\]: Invalid user www from 159.203.59.38 port 55934
Dec 19 15:34:28 tux-35-217 sshd\[16231\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.59.38
Dec 19 15:34:29 tux-35-217 sshd\[16231\]: Failed password for invalid user www from 159.203.59.38 port 55934 ssh2
Dec 19 15:39:28 tux-35-217 sshd\[16282\]: Invalid user admin from 159.203.59.38 port 60706
Dec 19 15:39:28 tux-35-217 sshd\[16282\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.59.38
...
2019-12-19 22:59:37
202.29.236.42 attackbots
Dec 19 10:01:00 plusreed sshd[6582]: Invalid user test2 from 202.29.236.42
...
2019-12-19 23:10:47
186.250.232.116 attack
Dec 19 16:30:44 pkdns2 sshd\[30213\]: Invalid user radiusd from 186.250.232.116Dec 19 16:30:45 pkdns2 sshd\[30213\]: Failed password for invalid user radiusd from 186.250.232.116 port 39706 ssh2Dec 19 16:35:03 pkdns2 sshd\[30440\]: Invalid user rodrigo from 186.250.232.116Dec 19 16:35:05 pkdns2 sshd\[30440\]: Failed password for invalid user rodrigo from 186.250.232.116 port 49624 ssh2Dec 19 16:39:21 pkdns2 sshd\[30684\]: Invalid user paste from 186.250.232.116Dec 19 16:39:23 pkdns2 sshd\[30684\]: Failed password for invalid user paste from 186.250.232.116 port 59536 ssh2
...
2019-12-19 23:02:48
41.230.101.16 attackspam
Dec 19 15:39:04 grey postfix/smtpd\[15111\]: NOQUEUE: reject: RCPT from unknown\[41.230.101.16\]: 554 5.7.1 Service unavailable\; Client host \[41.230.101.16\] blocked using cbl.abuseat.org\; Blocked - see http://www.abuseat.org/lookup.cgi\?ip=41.230.101.16\; from=\ to=\ proto=ESMTP helo=\<\[41.230.101.16\]\>
...
2019-12-19 23:17:08
183.203.96.52 attack
Dec 19 15:39:49 lnxmysql61 sshd[6017]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.203.96.52
2019-12-19 22:43:15
138.68.27.177 attackspam
Dec 19 15:50:25 legacy sshd[15144]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.27.177
Dec 19 15:50:26 legacy sshd[15144]: Failed password for invalid user kathe from 138.68.27.177 port 42640 ssh2
Dec 19 15:56:08 legacy sshd[15380]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.27.177
...
2019-12-19 23:20:17
45.117.182.79 attackbotsspam
Brute force SMTP login attempts.
2019-12-19 23:07:38
211.166.59.79 attackspam
Unauthorised access (Dec 19) SRC=211.166.59.79 LEN=40 TTL=242 ID=46494 TCP DPT=1433 WINDOW=1024 SYN
2019-12-19 22:47:43
92.63.194.26 attackbotsspam
Dec 19 14:39:00 marvibiene sshd[4241]: Invalid user admin from 92.63.194.26 port 57234
Dec 19 14:39:00 marvibiene sshd[4241]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.63.194.26
Dec 19 14:39:00 marvibiene sshd[4241]: Invalid user admin from 92.63.194.26 port 57234
Dec 19 14:39:03 marvibiene sshd[4241]: Failed password for invalid user admin from 92.63.194.26 port 57234 ssh2
...
2019-12-19 23:19:19
179.108.126.114 attack
$f2bV_matches
2019-12-19 23:05:04
138.197.89.212 attackspambots
Dec 19 04:50:23 web9 sshd\[9472\]: Invalid user atwater from 138.197.89.212
Dec 19 04:50:23 web9 sshd\[9472\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.89.212
Dec 19 04:50:25 web9 sshd\[9472\]: Failed password for invalid user atwater from 138.197.89.212 port 41710 ssh2
Dec 19 04:55:52 web9 sshd\[10259\]: Invalid user mal123 from 138.197.89.212
Dec 19 04:55:52 web9 sshd\[10259\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.89.212
2019-12-19 23:08:22

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