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 <<>> 104.21.33.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51369
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.33.55.			IN	A

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

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:24:45 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 55.33.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.33.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.220.102.6 attack
Aug  2 23:02:25 vpn01 sshd\[26515\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.102.6  user=root
Aug  2 23:02:27 vpn01 sshd\[26515\]: Failed password for root from 185.220.102.6 port 40805 ssh2
Aug  2 23:02:29 vpn01 sshd\[26515\]: Failed password for root from 185.220.102.6 port 40805 ssh2
2019-08-03 08:02:22
83.97.20.36 attack
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-08-03 07:50:09
93.79.79.205 attackbots
5555/tcp
[2019-08-02]1pkt
2019-08-03 07:47:07
46.72.31.33 attackspambots
23/tcp
[2019-08-02]1pkt
2019-08-03 08:20:39
49.232.50.122 attackbots
Aug  2 21:06:54 Ubuntu-1404-trusty-64-minimal sshd\[2323\]: Invalid user davidc from 49.232.50.122
Aug  2 21:06:54 Ubuntu-1404-trusty-64-minimal sshd\[2323\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.232.50.122
Aug  2 21:06:56 Ubuntu-1404-trusty-64-minimal sshd\[2323\]: Failed password for invalid user davidc from 49.232.50.122 port 44632 ssh2
Aug  2 21:24:24 Ubuntu-1404-trusty-64-minimal sshd\[12322\]: Invalid user tally from 49.232.50.122
Aug  2 21:24:24 Ubuntu-1404-trusty-64-minimal sshd\[12322\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.232.50.122
2019-08-03 08:02:57
106.12.93.12 attackbots
Aug  3 01:24:53 eventyay sshd[7611]: Failed password for root from 106.12.93.12 port 49418 ssh2
Aug  3 01:29:52 eventyay sshd[8826]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.93.12
Aug  3 01:29:54 eventyay sshd[8826]: Failed password for invalid user co from 106.12.93.12 port 42688 ssh2
...
2019-08-03 07:37:51
193.32.163.182 attackbots
Aug  3 01:39:59 bouncer sshd\[8577\]: Invalid user admin from 193.32.163.182 port 57289
Aug  3 01:39:59 bouncer sshd\[8577\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.32.163.182 
Aug  3 01:40:01 bouncer sshd\[8577\]: Failed password for invalid user admin from 193.32.163.182 port 57289 ssh2
...
2019-08-03 07:42:54
217.61.0.236 attack
5060/udp 5060/udp 5060/udp...
[2019-07-26/08-02]29pkt,1pt.(udp)
2019-08-03 07:35:16
201.86.168.252 attackbotsspam
Automatic report - Port Scan Attack
2019-08-03 07:45:39
60.184.184.234 attackspambots
Aug  2 21:23:32 localhost postfix/smtpd\[8345\]: warning: unknown\[60.184.184.234\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug  2 21:23:40 localhost postfix/smtpd\[8345\]: warning: unknown\[60.184.184.234\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug  2 21:23:52 localhost postfix/smtpd\[8345\]: warning: unknown\[60.184.184.234\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug  2 21:24:09 localhost postfix/smtpd\[8345\]: warning: unknown\[60.184.184.234\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug  2 21:24:16 localhost postfix/smtpd\[8345\]: warning: unknown\[60.184.184.234\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-08-03 08:10:20
182.132.98.77 attack
SSH invalid-user multiple login try
2019-08-03 07:37:02
49.234.194.208 attack
Automatic report - Banned IP Access
2019-08-03 07:47:36
134.209.114.236 attackbots
19/8/2@17:36:42: FAIL: IoT-Telnet address from=134.209.114.236
...
2019-08-03 07:39:31
218.61.16.148 attackspam
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-08-03 07:56:40
117.6.76.187 attack
445/tcp
[2019-08-02]1pkt
2019-08-03 07:56:24

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