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 <<>> 104.21.9.161
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 1987
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.9.161.			IN	A

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

;; Query time: 44 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:12:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 161.9.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 161.9.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.42.155 attackbotsspam
2020-01-01T16:53:33.329792scmdmz1 sshd[31348]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.155  user=root
2020-01-01T16:53:35.319536scmdmz1 sshd[31348]: Failed password for root from 222.186.42.155 port 37799 ssh2
2020-01-01T16:53:38.568850scmdmz1 sshd[31348]: Failed password for root from 222.186.42.155 port 37799 ssh2
2020-01-01T16:53:33.329792scmdmz1 sshd[31348]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.155  user=root
2020-01-01T16:53:35.319536scmdmz1 sshd[31348]: Failed password for root from 222.186.42.155 port 37799 ssh2
2020-01-01T16:53:38.568850scmdmz1 sshd[31348]: Failed password for root from 222.186.42.155 port 37799 ssh2
2020-01-01T16:53:33.329792scmdmz1 sshd[31348]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.155  user=root
2020-01-01T16:53:35.319536scmdmz1 sshd[31348]: Failed password for root from 222.186.42.155 port 37799 ssh2
2
2020-01-01 23:55:40
222.186.173.154 attackbots
2020-01-01T16:23:13.583065vps751288.ovh.net sshd\[14829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.154  user=root
2020-01-01T16:23:15.388523vps751288.ovh.net sshd\[14829\]: Failed password for root from 222.186.173.154 port 4128 ssh2
2020-01-01T16:23:18.190950vps751288.ovh.net sshd\[14829\]: Failed password for root from 222.186.173.154 port 4128 ssh2
2020-01-01T16:23:22.072282vps751288.ovh.net sshd\[14829\]: Failed password for root from 222.186.173.154 port 4128 ssh2
2020-01-01T16:23:25.170444vps751288.ovh.net sshd\[14829\]: Failed password for root from 222.186.173.154 port 4128 ssh2
2020-01-01 23:41:34
45.121.43.21 attackspambots
Unauthorized connection attempt detected from IP address 45.121.43.21 to port 23
2020-01-01 23:40:05
79.166.237.66 attackspambots
Brute force attempt
2020-01-01 23:45:06
45.82.153.143 attack
2020-01-01 15:53:23 dovecot_login authenticator failed for \(\[45.82.153.143\]\) \[45.82.153.143\]: 535 Incorrect authentication data \(set_id=abuse@opso.it\)
2020-01-01 15:53:33 dovecot_login authenticator failed for \(\[45.82.153.143\]\) \[45.82.153.143\]: 535 Incorrect authentication data
2020-01-01 15:53:44 dovecot_login authenticator failed for \(\[45.82.153.143\]\) \[45.82.153.143\]: 535 Incorrect authentication data
2020-01-01 15:53:51 dovecot_login authenticator failed for \(\[45.82.153.143\]\) \[45.82.153.143\]: 535 Incorrect authentication data
2020-01-01 15:54:05 dovecot_login authenticator failed for \(\[45.82.153.143\]\) \[45.82.153.143\]: 535 Incorrect authentication data
2020-01-01 23:22:27
199.19.224.191 attackbotsspam
SSH Brute Force
2020-01-01 23:53:08
84.76.125.85 attackbots
Repeated failed SSH attempt
2020-01-01 23:27:49
5.39.88.60 attackbotsspam
Jan  1 15:53:45 mout sshd[2002]: Invalid user demented from 5.39.88.60 port 56950
2020-01-01 23:35:23
222.186.3.186 attackspam
Jan  1 15:49:52 db sshd\[24584\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.3.186  user=root
Jan  1 15:49:54 db sshd\[24584\]: Failed password for root from 222.186.3.186 port 41260 ssh2
Jan  1 15:49:58 db sshd\[24584\]: Failed password for root from 222.186.3.186 port 41260 ssh2
Jan  1 15:50:38 db sshd\[24594\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.3.186  user=root
Jan  1 15:50:40 db sshd\[24594\]: Failed password for root from 222.186.3.186 port 30133 ssh2
...
2020-01-01 23:52:09
200.192.247.166 attackspambots
Automatic report - Banned IP Access
2020-01-01 23:21:52
37.49.207.240 attackbots
Jan  1 15:53:15 sso sshd[17957]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.207.240
Jan  1 15:53:17 sso sshd[17957]: Failed password for invalid user sailhac from 37.49.207.240 port 44018 ssh2
...
2020-01-01 23:43:06
196.52.43.112 attackspam
Unauthorized connection attempt detected from IP address 196.52.43.112 to port 5904
2020-01-01 23:58:45
89.134.126.89 attack
(sshd) Failed SSH login from 89.134.126.89 (HU/Hungary/business-89-134-126-88.business.broadband.hu): 3 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jan  1 14:51:29 andromeda sshd[7388]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.134.126.89  user=root
Jan  1 14:51:30 andromeda sshd[7388]: Failed password for root from 89.134.126.89 port 45174 ssh2
Jan  1 14:53:20 andromeda sshd[7578]: Invalid user guest from 89.134.126.89 port 34288
2020-01-01 23:49:39
46.166.187.11 attackbotsspam
\[2020-01-01 10:05:13\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T10:05:13.748-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037698133",SessionID="0x7f0fb447f838",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/62427",ACLName="no_extension_match"
\[2020-01-01 10:06:34\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T10:06:34.542-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="9011442037698133",SessionID="0x7f0fb4ca4128",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/58129",ACLName="no_extension_match"
\[2020-01-01 10:09:09\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T10:09:09.041-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037698133",SessionID="0x7f0fb4a2dfd8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/56287",ACLName="no_ex
2020-01-01 23:23:27
218.21.217.122 attackspambots
Port scan: Attack repeated for 24 hours
2020-01-01 23:51:17

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