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 <<>> 104.21.66.190
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57120
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.190.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 67 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:44:57 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 190.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 190.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
177.129.48.34 attack
spam
2020-04-06 13:09:37
190.104.204.243 attackbotsspam
spam
2020-04-06 13:06:28
220.133.209.32 attackbots
spam
2020-04-06 13:02:56
95.165.163.188 attackbotsspam
spam
2020-04-06 13:15:36
62.94.211.10 attackspam
Automatic report - Port Scan Attack
2020-04-06 13:00:46
103.214.41.98 attack
spam
2020-04-06 13:14:40
81.30.203.202 attackbots
spam
2020-04-06 13:17:43
183.89.214.82 attackspambots
(imapd) Failed IMAP login from 183.89.214.82 (TH/Thailand/mx-ll-183.89.214-82.dynamic.3bb.in.th): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Apr  6 08:25:53 ir1 dovecot[566034]: imap-login: Disconnected (auth failed, 1 attempts in 9 secs): user=, method=PLAIN, rip=183.89.214.82, lip=5.63.12.44, session=
2020-04-06 12:44:07
1.53.137.220 attackbotsspam
email spam
2020-04-06 13:23:15
46.177.117.248 attackspam
Automatic report - Port Scan Attack
2020-04-06 13:20:37
222.186.175.216 attackspambots
Apr  6 06:34:53 santamaria sshd\[27665\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.216  user=root
Apr  6 06:34:54 santamaria sshd\[27665\]: Failed password for root from 222.186.175.216 port 37280 ssh2
Apr  6 06:35:05 santamaria sshd\[27665\]: Failed password for root from 222.186.175.216 port 37280 ssh2
...
2020-04-06 12:43:46
94.158.152.248 attackspam
spam
2020-04-06 13:15:50
111.118.138.133 attack
spam
2020-04-06 12:58:26
200.105.209.170 attack
spam
2020-04-06 13:04:36
189.2.65.162 attack
spam
2020-04-06 13:07:21

Recently Reported IPs

104.21.66.182 104.21.66.185 104.21.66.188 104.21.66.191
104.21.70.47 104.21.66.207 104.21.66.211 104.21.66.216
104.21.66.224 104.21.70.5 104.21.66.235 104.21.66.238
104.21.66.229 104.21.66.244 104.21.66.25 104.21.66.27
104.21.66.29 104.21.66.28 104.21.70.53 104.21.66.34