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 <<>> 104.21.20.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62823
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.20.166.			IN	A

;; AUTHORITY SECTION:
.			597	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022201 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 23 03:55:52 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 166.20.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.20.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
107.170.20.247 attackspam
Dec 29 04:56:03 marvibiene sshd[30609]: Invalid user shimi from 107.170.20.247 port 48812
Dec 29 04:56:03 marvibiene sshd[30609]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.20.247
Dec 29 04:56:03 marvibiene sshd[30609]: Invalid user shimi from 107.170.20.247 port 48812
Dec 29 04:56:05 marvibiene sshd[30609]: Failed password for invalid user shimi from 107.170.20.247 port 48812 ssh2
...
2019-12-29 13:05:57
49.51.8.188 attack
Unauthorized connection attempt detected from IP address 49.51.8.188 to port 616
2019-12-29 09:13:22
51.38.98.23 attackspambots
Dec 29 05:53:56 [host] sshd[8268]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.98.23  user=root
Dec 29 05:53:58 [host] sshd[8268]: Failed password for root from 51.38.98.23 port 56374 ssh2
Dec 29 05:56:14 [host] sshd[8310]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.98.23  user=backup
2019-12-29 13:01:10
141.98.80.204 attack
12/28/2019-23:56:16.968480 141.98.80.204 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-12-29 13:00:13
75.30.65.210 attackspambots
Unauthorized connection attempt detected from IP address 75.30.65.210 to port 8080
2019-12-29 09:10:06
177.11.37.15 attackbotsspam
3389BruteforceFW21
2019-12-29 08:59:02
95.251.19.39 attackbots
Autoban   95.251.19.39 AUTH/CONNECT
2019-12-29 13:10:42
185.56.80.40 attack
Unauthorized connection attempt detected from IP address 185.56.80.40 to port 8089
2019-12-29 08:57:28
203.205.52.216 attackspambots
19/12/28@23:56:10: FAIL: Alarm-Network address from=203.205.52.216
19/12/28@23:56:10: FAIL: Alarm-Network address from=203.205.52.216
...
2019-12-29 13:04:23
69.175.97.170 attackbotsspam
Unauthorized connection attempt detected from IP address 69.175.97.170 to port 8090
2019-12-29 09:11:34
151.80.140.166 attack
Dec 29 07:53:30 server sshd\[2734\]: Invalid user http from 151.80.140.166
Dec 29 07:53:30 server sshd\[2734\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=dev.geronimo-dev.ovh 
Dec 29 07:53:31 server sshd\[2734\]: Failed password for invalid user http from 151.80.140.166 port 49784 ssh2
Dec 29 07:55:59 server sshd\[3432\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=dev.geronimo-dev.ovh  user=root
Dec 29 07:56:02 server sshd\[3432\]: Failed password for root from 151.80.140.166 port 42308 ssh2
...
2019-12-29 13:09:57
66.42.108.136 attackspambots
Unauthorized connection attempt detected from IP address 66.42.108.136 to port 445
2019-12-29 09:12:18
189.154.76.57 attack
Unauthorized connection attempt detected from IP address 189.154.76.57 to port 23
2019-12-29 08:56:29
78.185.108.32 attackbots
Unauthorized connection attempt detected from IP address 78.185.108.32 to port 80
2019-12-29 09:09:04
73.77.190.86 attackspambots
Unauthorized connection attempt detected from IP address 73.77.190.86 to port 80
2019-12-29 09:10:26

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