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 <<>> 104.21.12.221
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44536
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.12.221.			IN	A

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

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:10:19 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 221.12.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 221.12.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
122.173.193.69 attackbots
Bruteforce detected by fail2ban
2020-10-05 03:26:03
122.155.174.36 attackspambots
Sep 25 19:27:45 roki-contabo sshd\[23742\]: Invalid user ubuntu from 122.155.174.36
Sep 25 19:27:45 roki-contabo sshd\[23742\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.155.174.36
Sep 25 19:27:47 roki-contabo sshd\[23742\]: Failed password for invalid user ubuntu from 122.155.174.36 port 38042 ssh2
Sep 25 19:29:24 roki-contabo sshd\[23755\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.155.174.36  user=root
Sep 25 19:29:26 roki-contabo sshd\[23755\]: Failed password for root from 122.155.174.36 port 58888 ssh2
Sep 25 19:27:45 roki-contabo sshd\[23742\]: Invalid user ubuntu from 122.155.174.36
Sep 25 19:27:45 roki-contabo sshd\[23742\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.155.174.36
Sep 25 19:27:47 roki-contabo sshd\[23742\]: Failed password for invalid user ubuntu from 122.155.174.36 port 38042 ssh2
Sep 25 19:29:24 roki-conta
...
2020-10-05 03:14:59
193.169.252.206 attack
Oct  4 20:22:14 heicom postfix/smtpd\[26816\]: warning: unknown\[193.169.252.206\]: SASL LOGIN authentication failed: authentication failure
Oct  4 21:13:29 heicom postfix/smtpd\[27626\]: warning: unknown\[193.169.252.206\]: SASL LOGIN authentication failed: authentication failure
...
2020-10-05 03:33:20
64.20.62.90 attackbots
Oct  4 21:04:02 rancher-0 sshd[460398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.20.62.90  user=root
Oct  4 21:04:04 rancher-0 sshd[460398]: Failed password for root from 64.20.62.90 port 45572 ssh2
...
2020-10-05 03:27:09
170.210.221.48 attack
Oct  4 18:05:57 nopemail auth.info sshd[30037]: Disconnected from authenticating user root 170.210.221.48 port 43852 [preauth]
...
2020-10-05 03:36:45
115.78.118.240 attackspambots
Wordpress File Manager Plugin Remote Code Execution Vulnerability, PTR: PTR record not found
2020-10-05 03:42:49
154.209.228.240 attack
Oct  4 06:08:19 ws19vmsma01 sshd[7722]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.209.228.240
Oct  4 06:08:20 ws19vmsma01 sshd[7722]: Failed password for invalid user jenkins from 154.209.228.240 port 23462 ssh2
...
2020-10-05 03:39:31
203.170.190.154 attackspam
Oct  4 21:19:33 PorscheCustomer sshd[27130]: Failed password for root from 203.170.190.154 port 51110 ssh2
Oct  4 21:20:37 PorscheCustomer sshd[27156]: Failed password for root from 203.170.190.154 port 34618 ssh2
...
2020-10-05 03:28:49
187.213.113.54 attackspam
20/10/3@17:09:48: FAIL: Alarm-Network address from=187.213.113.54
...
2020-10-05 03:27:23
193.57.40.78 attackbotsspam
RDPBruteCAu
2020-10-05 03:31:50
174.217.15.52 attackbots
Brute forcing email accounts
2020-10-05 03:24:37
45.146.164.169 attackspam
[MK-VM4] Blocked by UFW
2020-10-05 03:17:22
159.89.53.183 attackbotsspam
[SID2] Fail2ban detected 5 failed SSH login attempts within 30 minutes. This report was submitted automatically.
2020-10-05 03:23:33
102.115.234.111 attackspam
Microsoft SQL Server User Authentication Brute Force Attempt , PTR: PTR record not found
2020-10-05 03:16:31
116.52.175.150 attackbots
port scan and connect, tcp 1433 (ms-sql-s)
2020-10-05 03:18:26

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