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 <<>> 104.16.243.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49461
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.16.243.21.			IN	A

;; AUTHORITY SECTION:
.			407	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 16:55:14 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 21.243.16.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.243.16.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
132.247.16.76 attackbots
Sep 20 20:40:32 s64-1 sshd[7450]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.247.16.76
Sep 20 20:40:34 s64-1 sshd[7450]: Failed password for invalid user xmodem from 132.247.16.76 port 37947 ssh2
Sep 20 20:50:14 s64-1 sshd[7670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.247.16.76
...
2019-09-21 04:07:54
109.74.75.212 attackspambots
Attempt to attack host OS, exploiting network vulnerabilities, on 20-09-2019 19:20:19.
2019-09-21 04:31:40
112.85.42.175 attackbots
Sep 20 21:58:14 MK-Soft-Root2 sshd\[25856\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.175  user=root
Sep 20 21:58:16 MK-Soft-Root2 sshd\[25856\]: Failed password for root from 112.85.42.175 port 27022 ssh2
Sep 20 21:58:20 MK-Soft-Root2 sshd\[25856\]: Failed password for root from 112.85.42.175 port 27022 ssh2
...
2019-09-21 04:04:59
159.65.183.47 attack
Sep 20 16:25:55 debian sshd\[14246\]: Invalid user sole from 159.65.183.47 port 37970
Sep 20 16:25:55 debian sshd\[14246\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.183.47
Sep 20 16:25:57 debian sshd\[14246\]: Failed password for invalid user sole from 159.65.183.47 port 37970 ssh2
...
2019-09-21 04:35:23
1.34.146.163 attack
xmlrpc attack
2019-09-21 04:03:48
185.209.0.48 attack
RDP-Bruteforce | Cancer2Ban-Autoban for Windows (see: https://github.com/Zeziroth/Cancer2Ban)
2019-09-21 04:34:56
104.140.148.58 attackspam
firewall-block, port(s): 161/udp
2019-09-21 04:37:23
178.150.94.150 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 20-09-2019 19:20:21.
2019-09-21 04:29:42
197.85.191.178 attack
Sep 20 22:25:03 bouncer sshd\[22836\]: Invalid user iolanda from 197.85.191.178 port 49011
Sep 20 22:25:03 bouncer sshd\[22836\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.85.191.178 
Sep 20 22:25:05 bouncer sshd\[22836\]: Failed password for invalid user iolanda from 197.85.191.178 port 49011 ssh2
...
2019-09-21 04:35:51
216.218.206.126 attack
firewall-block, port(s): 5555/tcp
2019-09-21 04:22:17
85.113.60.3 attack
2019-09-20T20:00:10.709886abusebot-2.cloudsearch.cf sshd\[21559\]: Invalid user default from 85.113.60.3 port 51594
2019-09-21 04:08:17
67.205.135.188 attackbots
Sep 20 22:12:25 MK-Soft-VM5 sshd\[10948\]: Invalid user pi from 67.205.135.188 port 60976
Sep 20 22:12:25 MK-Soft-VM5 sshd\[10948\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.205.135.188
Sep 20 22:12:27 MK-Soft-VM5 sshd\[10948\]: Failed password for invalid user pi from 67.205.135.188 port 60976 ssh2
...
2019-09-21 04:38:48
37.230.112.50 attackspambots
F2B jail: sshd. Time: 2019-09-20 21:13:17, Reported by: VKReport
2019-09-21 04:10:53
153.36.242.143 attackspam
2019-09-21T03:06:28.839773enmeeting.mahidol.ac.th sshd\[26456\]: User root from 153.36.242.143 not allowed because not listed in AllowUsers
2019-09-21T03:06:29.045337enmeeting.mahidol.ac.th sshd\[26456\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.36.242.143  user=root
2019-09-21T03:06:31.132596enmeeting.mahidol.ac.th sshd\[26456\]: Failed password for invalid user root from 153.36.242.143 port 12955 ssh2
...
2019-09-21 04:06:47
37.59.6.106 attack
Sep 20 09:50:58 wbs sshd\[28723\]: Invalid user test from 37.59.6.106
Sep 20 09:50:58 wbs sshd\[28723\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3002732.ip-37-59-6.eu
Sep 20 09:51:00 wbs sshd\[28723\]: Failed password for invalid user test from 37.59.6.106 port 35296 ssh2
Sep 20 09:54:53 wbs sshd\[29060\]: Invalid user omu from 37.59.6.106
Sep 20 09:54:53 wbs sshd\[29060\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3002732.ip-37-59-6.eu
2019-09-21 04:03:31

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