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 <<>> 104.21.63.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 24110
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.63.21.			IN	A

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

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 01:34:51 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.63.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.63.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
78.131.11.10 attackbotsspam
Unauthorized connection attempt detected from IP address 78.131.11.10 to port 22
2020-07-25 15:55:02
139.226.35.190 attack
SSH authentication failure x 6 reported by Fail2Ban
...
2020-07-25 16:18:43
222.186.180.147 attack
Jul 25 09:59:04 eventyay sshd[25090]: Failed password for root from 222.186.180.147 port 2020 ssh2
Jul 25 09:59:07 eventyay sshd[25090]: Failed password for root from 222.186.180.147 port 2020 ssh2
Jul 25 09:59:10 eventyay sshd[25090]: Failed password for root from 222.186.180.147 port 2020 ssh2
Jul 25 09:59:13 eventyay sshd[25090]: Failed password for root from 222.186.180.147 port 2020 ssh2
...
2020-07-25 16:05:00
66.38.21.142 attackspambots
Jul 25 05:33:29 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=66.38.21.142 DST=79.143.186.54 LEN=68 TOS=0x00 PREC=0x00 TTL=249 ID=50323 PROTO=UDP SPT=1025 DPT=111 LEN=48 Jul 25 05:34:10 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=66.38.21.142 DST=79.143.186.54 LEN=68 TOS=0x00 PREC=0x00 TTL=249 ID=54346 PROTO=UDP SPT=1025 DPT=111 LEN=48 Jul 25 05:51:51 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=66.38.21.142 DST=79.143.186.54 LEN=68 TOS=0x00 PREC=0x00 TTL=249 ID=44545 PROTO=UDP SPT=1025 DPT=111 LEN=48
2020-07-25 16:20:15
41.63.0.133 attack
Jul 25 09:29:53 ns381471 sshd[32766]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.63.0.133
Jul 25 09:29:55 ns381471 sshd[32766]: Failed password for invalid user valeria from 41.63.0.133 port 56226 ssh2
2020-07-25 16:01:32
170.245.130.121 attackbots
Automatic report - Port Scan Attack
2020-07-25 16:08:03
117.103.168.204 attackbotsspam
Jul 25 08:49:52 prod4 sshd\[16900\]: Invalid user milka from 117.103.168.204
Jul 25 08:49:55 prod4 sshd\[16900\]: Failed password for invalid user milka from 117.103.168.204 port 59502 ssh2
Jul 25 08:54:36 prod4 sshd\[19501\]: Invalid user asu from 117.103.168.204
...
2020-07-25 16:04:45
122.228.19.79 attackspam
$f2bV_matches
2020-07-25 15:57:38
188.166.77.159 attackspam
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-07-25 16:01:57
66.70.142.214 attackbots
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-07-25T07:15:29Z and 2020-07-25T07:22:53Z
2020-07-25 16:03:30
139.186.67.159 attackspambots
Jul 25 08:03:24 buvik sshd[29741]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.186.67.159
Jul 25 08:03:26 buvik sshd[29741]: Failed password for invalid user asteriskpbx from 139.186.67.159 port 59886 ssh2
Jul 25 08:07:30 buvik sshd[30309]: Invalid user john1 from 139.186.67.159
...
2020-07-25 16:26:47
118.24.92.39 attackspambots
Invalid user cll from 118.24.92.39 port 50254
2020-07-25 16:19:13
175.143.20.223 attack
fail2ban detected brute force on sshd
2020-07-25 16:27:33
42.236.10.112 attack
Automated report (2020-07-25T12:51:28+08:00). Scraper detected at this address.
2020-07-25 16:11:08
222.186.180.142 attackspam
Jul 25 10:04:04 abendstille sshd\[24582\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.142  user=root
Jul 25 10:04:07 abendstille sshd\[24582\]: Failed password for root from 222.186.180.142 port 33363 ssh2
Jul 25 10:04:14 abendstille sshd\[24626\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.142  user=root
Jul 25 10:04:16 abendstille sshd\[24626\]: Failed password for root from 222.186.180.142 port 18073 ssh2
Jul 25 10:04:26 abendstille sshd\[24819\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.142  user=root
...
2020-07-25 16:15:31

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