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 <<>> 100.104.21.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 33349
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;100.104.21.2.			IN	A

;; AUTHORITY SECTION:
.			562	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022040702 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Apr 08 01:32:16 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 2.21.104.100.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 2.21.104.100.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
201.148.246.82 attack
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 17:54:58
43.243.75.90 attackbotsspam
Jun  5 03:05:42 tuxlinux sshd[15563]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.243.75.90  user=root
Jun  5 03:05:44 tuxlinux sshd[15563]: Failed password for root from 43.243.75.90 port 53304 ssh2
Jun  5 03:05:42 tuxlinux sshd[15563]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.243.75.90  user=root
Jun  5 03:05:44 tuxlinux sshd[15563]: Failed password for root from 43.243.75.90 port 53304 ssh2
Jun  5 05:51:47 tuxlinux sshd[33607]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.243.75.90  user=root
...
2020-06-05 17:40:56
170.106.81.247 attack
" "
2020-06-05 17:48:27
49.232.34.247 attackbotsspam
Jun  5 06:52:07 vpn01 sshd[13723]: Failed password for root from 49.232.34.247 port 48804 ssh2
...
2020-06-05 18:07:57
139.162.122.110 attack
Total attacks: 2
2020-06-05 17:43:42
180.167.195.167 attack
Jun  5 09:00:13 prod4 sshd\[1861\]: Failed password for root from 180.167.195.167 port 60392 ssh2
Jun  5 09:03:34 prod4 sshd\[2834\]: Failed password for root from 180.167.195.167 port 52556 ssh2
Jun  5 09:06:56 prod4 sshd\[4000\]: Failed password for root from 180.167.195.167 port 48245 ssh2
...
2020-06-05 18:02:13
103.90.231.179 attackspam
Jun  5 09:18:05 mout sshd[12144]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.90.231.179  user=root
Jun  5 09:18:08 mout sshd[12144]: Failed password for root from 103.90.231.179 port 52396 ssh2
2020-06-05 18:03:24
201.55.180.242 attackbots
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 17:33:28
78.225.200.222 attack
 TCP (SYN) 78.225.200.222:6952 -> port 23, len 44
2020-06-05 18:01:58
178.62.108.111 attack
 TCP (SYN) 178.62.108.111:46517 -> port 285, len 44
2020-06-05 17:43:13
200.29.241.201 attack
(EC/Ecuador/-) SMTP Bruteforcing attempts
2020-06-05 18:04:33
61.177.172.158 attackspambots
2020-06-05T09:13:25.826060shield sshd\[32483\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
2020-06-05T09:13:27.508087shield sshd\[32483\]: Failed password for root from 61.177.172.158 port 43164 ssh2
2020-06-05T09:13:29.727614shield sshd\[32483\]: Failed password for root from 61.177.172.158 port 43164 ssh2
2020-06-05T09:13:31.889611shield sshd\[32483\]: Failed password for root from 61.177.172.158 port 43164 ssh2
2020-06-05T09:19:33.390780shield sshd\[1364\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
2020-06-05 17:44:06
200.71.66.139 attack
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 17:56:51
114.67.239.220 attackspam
Jun  5 06:55:59 server sshd[7742]: Failed password for root from 114.67.239.220 port 53113 ssh2
Jun  5 06:59:34 server sshd[7922]: Failed password for root from 114.67.239.220 port 44656 ssh2
...
2020-06-05 17:56:11
96.125.164.246 attackspam
Jun  5 03:26:35 aragorn sshd[12906]: Invalid user redhat from 96.125.164.246
Jun  5 03:26:36 aragorn sshd[12908]: Invalid user redhat from 96.125.164.246
Jun  5 03:26:36 aragorn sshd[12910]: Invalid user redhat from 96.125.164.246
Jun  5 03:26:40 aragorn sshd[12912]: Invalid user redhat from 96.125.164.246
...
2020-06-05 18:03:53

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