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 <<>> 104.18.205.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16519
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.205.21.			IN	A

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

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 01:49:08 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 21.205.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.205.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
80.82.77.234 attackbots
11/20/2019-00:45:26.775506 80.82.77.234 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-11-20 13:54:47
45.136.109.87 attack
MultiHost/MultiPort Probe, Scan, Hack -
2019-11-20 13:46:15
138.197.179.111 attack
Invalid user ck from 138.197.179.111 port 58912
2019-11-20 14:00:30
200.85.48.30 attackspambots
Nov 20 05:25:56 venus sshd\[22782\]: Invalid user User2 from 200.85.48.30 port 59743
Nov 20 05:25:56 venus sshd\[22782\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.85.48.30
Nov 20 05:25:57 venus sshd\[22782\]: Failed password for invalid user User2 from 200.85.48.30 port 59743 ssh2
...
2019-11-20 13:44:56
220.120.106.254 attackspambots
Nov 20 06:04:31 vserver sshd\[28874\]: Invalid user host from 220.120.106.254Nov 20 06:04:33 vserver sshd\[28874\]: Failed password for invalid user host from 220.120.106.254 port 52644 ssh2Nov 20 06:08:17 vserver sshd\[28894\]: Invalid user admin from 220.120.106.254Nov 20 06:08:19 vserver sshd\[28894\]: Failed password for invalid user admin from 220.120.106.254 port 35406 ssh2
...
2019-11-20 13:48:39
93.171.141.141 attack
Nov 19 19:53:04 php1 sshd\[25505\]: Invalid user hambleton from 93.171.141.141
Nov 19 19:53:04 php1 sshd\[25505\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=93.171.141.141
Nov 19 19:53:06 php1 sshd\[25505\]: Failed password for invalid user hambleton from 93.171.141.141 port 36310 ssh2
Nov 19 19:56:55 php1 sshd\[25821\]: Invalid user squid from 93.171.141.141
Nov 19 19:56:55 php1 sshd\[25821\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=93.171.141.141
2019-11-20 14:08:05
200.209.174.76 attack
Nov 20 05:56:24 pornomens sshd\[19833\]: Invalid user operator from 200.209.174.76 port 47337
Nov 20 05:56:24 pornomens sshd\[19833\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.209.174.76
Nov 20 05:56:26 pornomens sshd\[19833\]: Failed password for invalid user operator from 200.209.174.76 port 47337 ssh2
...
2019-11-20 13:52:56
132.145.153.124 attackbotsspam
Invalid user ingfei from 132.145.153.124 port 40327
2019-11-20 14:06:30
45.82.153.133 attack
Nov 20 06:38:28 relay postfix/smtpd\[30184\]: warning: unknown\[45.82.153.133\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:38:54 relay postfix/smtpd\[1353\]: warning: unknown\[45.82.153.133\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:39:11 relay postfix/smtpd\[4413\]: warning: unknown\[45.82.153.133\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:52:02 relay postfix/smtpd\[4864\]: warning: unknown\[45.82.153.133\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:52:20 relay postfix/smtpd\[12055\]: warning: unknown\[45.82.153.133\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-11-20 14:13:36
94.23.204.136 attackspam
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.23.204.136
Failed password for invalid user myshatyn from 94.23.204.136 port 48942 ssh2
Invalid user nissen from 94.23.204.136 port 56708
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.23.204.136
Failed password for invalid user nissen from 94.23.204.136 port 56708 ssh2
2019-11-20 13:54:11
94.191.56.144 attackspam
Nov 19 19:50:07 kapalua sshd\[31724\]: Invalid user 1 from 94.191.56.144
Nov 19 19:50:07 kapalua sshd\[31724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.56.144
Nov 19 19:50:09 kapalua sshd\[31724\]: Failed password for invalid user 1 from 94.191.56.144 port 52910 ssh2
Nov 19 19:55:00 kapalua sshd\[32119\]: Invalid user www from 94.191.56.144
Nov 19 19:55:00 kapalua sshd\[32119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.56.144
2019-11-20 14:12:13
92.118.38.38 attackspam
Nov 20 06:40:40 webserver postfix/smtpd\[4441\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:41:15 webserver postfix/smtpd\[4681\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:41:50 webserver postfix/smtpd\[4441\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:42:25 webserver postfix/smtpd\[4441\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 06:43:00 webserver postfix/smtpd\[4681\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-11-20 13:45:53
139.215.217.181 attackbots
Nov 20 06:10:00 srv01 sshd[29279]: Invalid user aogola from 139.215.217.181 port 48324
Nov 20 06:10:00 srv01 sshd[29279]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.215.217.181
Nov 20 06:10:00 srv01 sshd[29279]: Invalid user aogola from 139.215.217.181 port 48324
Nov 20 06:10:02 srv01 sshd[29279]: Failed password for invalid user aogola from 139.215.217.181 port 48324 ssh2
Nov 20 06:14:39 srv01 sshd[29594]: Invalid user iocca from 139.215.217.181 port 37050
...
2019-11-20 13:56:41
132.248.204.69 attack
Brute-force attempt banned
2019-11-20 14:18:57
178.33.130.196 attackspam
SSHScan
2019-11-20 13:45:25

Recently Reported IPs

104.18.204.45 104.18.204.21 104.18.200.11 104.18.205.221
104.21.65.154 104.18.202.129 104.18.208.220 104.18.206.221
104.18.208.80 104.18.209.220 104.18.21.113 104.18.21.102
104.18.21.124 104.18.21.105 104.18.21.106 104.18.209.80
104.21.65.155 104.18.21.118 104.18.21.109 104.18.21.132