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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.55.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55263
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.66.			IN	A

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

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:18:45 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 66.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
61.91.57.134 attackspam
Dovecot Invalid User Login Attempt.
2020-05-29 12:34:25
5.89.35.84 attack
$f2bV_matches
2020-05-29 12:31:36
103.196.36.41 attackbots
May 29 05:56:15 icecube sshd[74268]: Invalid user  from 103.196.36.41 port 37682
2020-05-29 12:19:39
168.197.226.235 attackspambots
May 29 00:56:08 vps46666688 sshd[14995]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.197.226.235
May 29 00:56:10 vps46666688 sshd[14995]: Failed password for invalid user hardat from 168.197.226.235 port 35134 ssh2
...
2020-05-29 12:25:16
183.56.199.51 attackbots
2020-05-29T04:44:34.339243shield sshd\[32392\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.56.199.51  user=root
2020-05-29T04:44:36.343188shield sshd\[32392\]: Failed password for root from 183.56.199.51 port 60212 ssh2
2020-05-29T04:47:06.011333shield sshd\[32764\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.56.199.51  user=root
2020-05-29T04:47:07.744357shield sshd\[32764\]: Failed password for root from 183.56.199.51 port 58408 ssh2
2020-05-29T04:49:44.712358shield sshd\[627\]: Invalid user lanora from 183.56.199.51 port 56612
2020-05-29 12:50:20
198.108.66.112 attackspambots
Unauthorized connection attempt detected from IP address 198.108.66.112 to port 3389 [T]
2020-05-29 12:31:54
113.141.166.40 attack
May 29 05:50:59 mail sshd[20214]: Failed password for root from 113.141.166.40 port 33608 ssh2
...
2020-05-29 12:19:21
74.82.47.59 attackbotsspam
scan r
2020-05-29 12:25:39
122.51.210.116 attackspambots
SSH Bruteforce on Honeypot
2020-05-29 12:37:11
195.54.166.138 attack
SmallBizIT.US 5 packets to tcp(5209,5409,5709,5909,58098)
2020-05-29 12:20:59
144.91.106.71 attackbotsspam
Automatic report - Banned IP Access
2020-05-29 12:26:06
213.142.27.139 attackbotsspam
scan r
2020-05-29 12:42:58
37.49.226.183 attack
May 28 18:27:41 hanapaa sshd\[25221\]: Invalid user administrator from 37.49.226.183
May 28 18:27:41 hanapaa sshd\[25221\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.183
May 28 18:27:43 hanapaa sshd\[25221\]: Failed password for invalid user administrator from 37.49.226.183 port 44976 ssh2
May 28 18:28:06 hanapaa sshd\[25260\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.183  user=root
May 28 18:28:08 hanapaa sshd\[25260\]: Failed password for root from 37.49.226.183 port 56054 ssh2
2020-05-29 12:35:06
188.226.131.171 attack
May 29 07:17:04 hosting sshd[16204]: Invalid user home from 188.226.131.171 port 42440
...
2020-05-29 12:21:19
222.186.42.7 attackspambots
May 29 06:42:25 abendstille sshd\[539\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.7  user=root
May 29 06:42:27 abendstille sshd\[539\]: Failed password for root from 222.186.42.7 port 51535 ssh2
May 29 06:42:30 abendstille sshd\[539\]: Failed password for root from 222.186.42.7 port 51535 ssh2
May 29 06:42:32 abendstille sshd\[539\]: Failed password for root from 222.186.42.7 port 51535 ssh2
May 29 06:42:34 abendstille sshd\[600\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.7  user=root
...
2020-05-29 12:54:46

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