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 <<>> 104.21.47.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16567
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.47.164.			IN	A

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

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 22:56:33 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 164.47.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.47.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.70.149.18 attack
Jun 20 02:42:02 srv01 postfix/smtpd\[24445\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 20 02:42:14 srv01 postfix/smtpd\[28332\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 20 02:42:16 srv01 postfix/smtpd\[29643\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 20 02:42:18 srv01 postfix/smtpd\[29665\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 20 02:42:45 srv01 postfix/smtpd\[31017\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-06-20 08:44:09
43.239.122.174 attackspambots
Repeated brute force against a port
2020-06-20 12:03:04
2.180.16.225 attackspambots
06/19/2020-23:56:16.351088 2.180.16.225 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-06-20 12:22:31
139.59.188.207 attackbots
Jun 19 17:59:46 tdfoods sshd\[14599\]: Invalid user john from 139.59.188.207
Jun 19 17:59:46 tdfoods sshd\[14599\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.188.207
Jun 19 17:59:47 tdfoods sshd\[14599\]: Failed password for invalid user john from 139.59.188.207 port 46746 ssh2
Jun 19 18:02:57 tdfoods sshd\[14893\]: Invalid user bash from 139.59.188.207
Jun 19 18:02:57 tdfoods sshd\[14893\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.188.207
2020-06-20 12:21:01
104.206.128.70 attack
Jun 20 05:55:55 debian-2gb-nbg1-2 kernel: \[14884041.718342\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=104.206.128.70 DST=195.201.40.59 LEN=44 TOS=0x00 PREC=0x00 TTL=237 ID=54321 PROTO=TCP SPT=54475 DPT=2748 WINDOW=65535 RES=0x00 SYN URGP=0
2020-06-20 12:36:19
40.73.102.25 attackbotsspam
Jun 20 06:00:47 home sshd[626]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.102.25
Jun 20 06:00:48 home sshd[626]: Failed password for invalid user xys from 40.73.102.25 port 45672 ssh2
Jun 20 06:06:42 home sshd[1384]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.102.25
...
2020-06-20 12:30:47
167.71.109.97 attack
Invalid user sad from 167.71.109.97 port 46764
2020-06-20 12:20:03
80.211.139.7 attackbotsspam
Jun 19 21:09:29 dignus sshd[30784]: Failed password for invalid user tf2 from 80.211.139.7 port 38794 ssh2
Jun 19 21:14:03 dignus sshd[31163]: Invalid user cf from 80.211.139.7 port 40540
Jun 19 21:14:03 dignus sshd[31163]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.139.7
Jun 19 21:14:05 dignus sshd[31163]: Failed password for invalid user cf from 80.211.139.7 port 40540 ssh2
Jun 19 21:18:42 dignus sshd[31516]: Invalid user mysql from 80.211.139.7 port 42290
...
2020-06-20 12:36:44
118.25.27.102 attackspambots
Jun 20 06:08:28 meumeu sshd[976701]: Invalid user store from 118.25.27.102 port 50924
Jun 20 06:08:28 meumeu sshd[976701]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.25.27.102 
Jun 20 06:08:28 meumeu sshd[976701]: Invalid user store from 118.25.27.102 port 50924
Jun 20 06:08:30 meumeu sshd[976701]: Failed password for invalid user store from 118.25.27.102 port 50924 ssh2
Jun 20 06:12:32 meumeu sshd[976949]: Invalid user inma from 118.25.27.102 port 44172
Jun 20 06:12:32 meumeu sshd[976949]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.25.27.102 
Jun 20 06:12:32 meumeu sshd[976949]: Invalid user inma from 118.25.27.102 port 44172
Jun 20 06:12:35 meumeu sshd[976949]: Failed password for invalid user inma from 118.25.27.102 port 44172 ssh2
Jun 20 06:16:28 meumeu sshd[978868]: Invalid user bss from 118.25.27.102 port 37416
...
2020-06-20 12:28:20
41.225.16.156 attackbotsspam
Brute-force attempt banned
2020-06-20 12:20:31
138.197.21.218 attack
Jun 20 01:02:40 sso sshd[17405]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.21.218
Jun 20 01:02:42 sso sshd[17405]: Failed password for invalid user syftp from 138.197.21.218 port 41444 ssh2
...
2020-06-20 08:42:06
72.2.160.84 attackbotsspam
Brute forcing email accounts
2020-06-20 12:00:15
218.92.0.250 attackbots
Jun 20 06:22:50 server sshd[34791]: Failed none for root from 218.92.0.250 port 5555 ssh2
Jun 20 06:22:53 server sshd[34791]: Failed password for root from 218.92.0.250 port 5555 ssh2
Jun 20 06:22:56 server sshd[34791]: Failed password for root from 218.92.0.250 port 5555 ssh2
2020-06-20 12:29:15
212.237.37.205 attackspam
Jun 20 05:48:12 meumeu sshd[975730]: Invalid user jimmy from 212.237.37.205 port 34176
Jun 20 05:48:12 meumeu sshd[975730]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.37.205 
Jun 20 05:48:12 meumeu sshd[975730]: Invalid user jimmy from 212.237.37.205 port 34176
Jun 20 05:48:14 meumeu sshd[975730]: Failed password for invalid user jimmy from 212.237.37.205 port 34176 ssh2
Jun 20 05:52:14 meumeu sshd[975828]: Invalid user sef from 212.237.37.205 port 33638
Jun 20 05:52:14 meumeu sshd[975828]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.37.205 
Jun 20 05:52:14 meumeu sshd[975828]: Invalid user sef from 212.237.37.205 port 33638
Jun 20 05:52:17 meumeu sshd[975828]: Failed password for invalid user sef from 212.237.37.205 port 33638 ssh2
Jun 20 05:56:13 meumeu sshd[975957]: Invalid user lxl from 212.237.37.205 port 33098
...
2020-06-20 12:24:27
10.61.77.31 attacknormal
Needs age restrictions 12 and under
2020-06-20 12:08:56

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