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: None

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 <<>> 104.21.55.9
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44951
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.9.			IN	A

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

;; Query time: 66 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:19:52 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 9.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 9.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
128.199.128.215 attackbotsspam
Aug 30 13:35:01 hcbb sshd\[26410\]: Invalid user ting from 128.199.128.215
Aug 30 13:35:01 hcbb sshd\[26410\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.128.215
Aug 30 13:35:03 hcbb sshd\[26410\]: Failed password for invalid user ting from 128.199.128.215 port 54718 ssh2
Aug 30 13:39:53 hcbb sshd\[26938\]: Invalid user ain from 128.199.128.215
Aug 30 13:39:53 hcbb sshd\[26938\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.128.215
2019-08-31 07:43:46
178.62.236.70 attack
Invalid user PPSNEPL from 178.62.236.70 port 54940
2019-08-31 07:43:04
76.11.215.161 attackspam
RDP Bruteforce
2019-08-31 07:37:10
94.177.175.17 attack
Aug 30 22:55:31 meumeu sshd[7620]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.175.17 
Aug 30 22:55:33 meumeu sshd[7620]: Failed password for invalid user system from 94.177.175.17 port 33290 ssh2
Aug 30 22:59:57 meumeu sshd[8151]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.175.17 
...
2019-08-31 07:50:13
134.175.141.29 attack
Aug 31 00:40:18 MK-Soft-Root1 sshd\[16403\]: Invalid user jewish from 134.175.141.29 port 53758
Aug 31 00:40:18 MK-Soft-Root1 sshd\[16403\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.141.29
Aug 31 00:40:20 MK-Soft-Root1 sshd\[16403\]: Failed password for invalid user jewish from 134.175.141.29 port 53758 ssh2
...
2019-08-31 07:18:56
188.166.72.240 attackspam
Aug 30 23:26:20 MK-Soft-VM5 sshd\[10628\]: Invalid user biology from 188.166.72.240 port 59782
Aug 30 23:26:20 MK-Soft-VM5 sshd\[10628\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.72.240
Aug 30 23:26:22 MK-Soft-VM5 sshd\[10628\]: Failed password for invalid user biology from 188.166.72.240 port 59782 ssh2
...
2019-08-31 07:55:34
51.38.33.178 attack
Aug 30 12:22:34 auw2 sshd\[4065\]: Invalid user Chicago from 51.38.33.178
Aug 30 12:22:34 auw2 sshd\[4065\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.ip-51-38-33.eu
Aug 30 12:22:36 auw2 sshd\[4065\]: Failed password for invalid user Chicago from 51.38.33.178 port 52493 ssh2
Aug 30 12:26:16 auw2 sshd\[4379\]: Invalid user newsletter from 51.38.33.178
Aug 30 12:26:16 auw2 sshd\[4379\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.ip-51-38-33.eu
2019-08-31 07:36:45
80.237.68.228 attackbotsspam
Aug 31 04:06:08 webhost01 sshd[29520]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.237.68.228
Aug 31 04:06:10 webhost01 sshd[29520]: Failed password for invalid user mozart from 80.237.68.228 port 59618 ssh2
...
2019-08-31 07:51:44
37.79.254.216 attack
Invalid user dev from 37.79.254.216 port 52806
2019-08-31 07:54:08
144.217.161.78 attackbots
Aug 31 01:11:39 MK-Soft-Root1 sshd\[21063\]: Invalid user david from 144.217.161.78 port 57434
Aug 31 01:11:39 MK-Soft-Root1 sshd\[21063\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.217.161.78
Aug 31 01:11:41 MK-Soft-Root1 sshd\[21063\]: Failed password for invalid user david from 144.217.161.78 port 57434 ssh2
...
2019-08-31 07:59:17
223.71.139.98 attackbotsspam
Aug 30 22:48:15 mail sshd\[13439\]: Failed password for invalid user odoo from 223.71.139.98 port 42892 ssh2
Aug 30 22:51:41 mail sshd\[13873\]: Invalid user nicolas from 223.71.139.98 port 47944
Aug 30 22:51:41 mail sshd\[13873\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.71.139.98
Aug 30 22:51:43 mail sshd\[13873\]: Failed password for invalid user nicolas from 223.71.139.98 port 47944 ssh2
Aug 30 22:55:08 mail sshd\[14157\]: Invalid user cad from 223.71.139.98 port 52994
2019-08-31 07:44:03
200.58.219.218 attackspam
Aug 30 13:35:23 web1 sshd\[14164\]: Invalid user er from 200.58.219.218
Aug 30 13:35:23 web1 sshd\[14164\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.58.219.218
Aug 30 13:35:25 web1 sshd\[14164\]: Failed password for invalid user er from 200.58.219.218 port 39210 ssh2
Aug 30 13:39:39 web1 sshd\[14579\]: Invalid user shutdown from 200.58.219.218
Aug 30 13:39:39 web1 sshd\[14579\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.58.219.218
2019-08-31 07:46:17
143.137.5.105 attackspambots
Brute force attack to crack SMTP password (port 25 / 587)
2019-08-31 07:30:54
139.99.144.191 attackspam
Aug 30 21:46:56 MK-Soft-VM6 sshd\[30245\]: Invalid user evelina from 139.99.144.191 port 54770
Aug 30 21:46:56 MK-Soft-VM6 sshd\[30245\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.144.191
Aug 30 21:46:58 MK-Soft-VM6 sshd\[30245\]: Failed password for invalid user evelina from 139.99.144.191 port 54770 ssh2
...
2019-08-31 07:32:14
128.134.187.167 attack
Aug 31 00:25:21 meumeu sshd[20411]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.134.187.167 
Aug 31 00:25:23 meumeu sshd[20411]: Failed password for invalid user tuser from 128.134.187.167 port 51724 ssh2
Aug 31 00:29:59 meumeu sshd[20907]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.134.187.167 
...
2019-08-31 07:15:19

Recently Reported IPs

104.21.55.83 104.21.55.90 104.21.55.93 104.21.55.96
104.21.55.97 104.21.55.98 104.21.56.10 104.21.56.103
104.21.56.105 31.8.22.218 104.21.56.106 104.21.56.111
104.21.56.112 104.21.56.114 104.21.56.115 104.21.56.116
104.21.56.117 104.21.56.12 104.21.56.121 104.21.56.129