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 <<>> 104.21.4.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20505
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.4.121.			IN	A

;; AUTHORITY SECTION:
.			391	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 10:06:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 121.4.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 121.4.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.137.43.189 attack
Jan  7 09:57:58 motanud sshd\[14415\]: Invalid user super from 220.137.43.189 port 59103
Jan  7 09:57:59 motanud sshd\[14415\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.137.43.189
Jan  7 09:58:01 motanud sshd\[14415\]: Failed password for invalid user super from 220.137.43.189 port 59103 ssh2
2019-08-11 12:46:25
188.166.30.203 attackspam
Aug 11 06:42:29 icinga sshd[31744]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.30.203
Aug 11 06:42:31 icinga sshd[31744]: Failed password for invalid user hassan from 188.166.30.203 port 57134 ssh2
...
2019-08-11 12:58:28
148.70.103.187 attackbotsspam
Automatic report
2019-08-11 13:08:25
220.134.146.84 attack
Feb 24 14:15:47 motanud sshd\[19475\]: Invalid user user from 220.134.146.84 port 58724
Feb 24 14:15:47 motanud sshd\[19475\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.134.146.84
Feb 24 14:15:49 motanud sshd\[19475\]: Failed password for invalid user user from 220.134.146.84 port 58724 ssh2
2019-08-11 12:52:40
114.5.81.67 attack
Aug 11 02:25:31 SilenceServices sshd[23911]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.5.81.67
Aug 11 02:25:31 SilenceServices sshd[23913]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.5.81.67
Aug 11 02:25:34 SilenceServices sshd[23911]: Failed password for invalid user pi from 114.5.81.67 port 59026 ssh2
2019-08-11 13:12:04
220.134.137.152 attackbotsspam
Jan 13 14:27:06 motanud sshd\[31208\]: Invalid user gilles from 220.134.137.152 port 41722
Jan 13 14:27:06 motanud sshd\[31208\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.134.137.152
Jan 13 14:27:08 motanud sshd\[31208\]: Failed password for invalid user gilles from 220.134.137.152 port 41722 ssh2
2019-08-11 13:12:34
91.92.205.10 attackspam
Automatic report - Port Scan Attack
2019-08-11 13:10:33
221.195.162.153 attackbots
Aug 11 00:06:36 minden010 sshd[6024]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.195.162.153
Aug 11 00:06:38 minden010 sshd[6024]: Failed password for invalid user usuario from 221.195.162.153 port 52070 ssh2
Aug 11 00:06:40 minden010 sshd[6024]: Failed password for invalid user usuario from 221.195.162.153 port 52070 ssh2
Aug 11 00:06:42 minden010 sshd[6024]: Failed password for invalid user usuario from 221.195.162.153 port 52070 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=221.195.162.153
2019-08-11 13:24:52
106.13.120.46 attack
Aug 11 02:24:49 [munged] sshd[24999]: Invalid user id from 106.13.120.46 port 36052
Aug 11 02:24:49 [munged] sshd[24999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.120.46
2019-08-11 12:54:57
121.142.111.86 attack
Aug 11 00:24:02 host sshd\[14403\]: Invalid user postgres from 121.142.111.86 port 49060
Aug 11 00:24:02 host sshd\[14403\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.142.111.86
...
2019-08-11 12:57:30
210.212.205.34 attack
Aug 11 06:39:55 SilenceServices sshd[7157]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.212.205.34
Aug 11 06:39:56 SilenceServices sshd[7157]: Failed password for invalid user 80tras from 210.212.205.34 port 45942 ssh2
Aug 11 06:41:37 SilenceServices sshd[8011]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.212.205.34
2019-08-11 12:53:42
210.182.83.172 attack
Automated report - ssh fail2ban:
Aug 11 05:39:45 wrong password, user=test1, port=41992, ssh2
Aug 11 06:14:53 authentication failure 
Aug 11 06:14:55 wrong password, user=brian, port=44268, ssh2
2019-08-11 12:54:20
68.183.203.48 attack
Too many connections or unauthorized access detected from Yankee banned ip
2019-08-11 13:01:27
112.85.42.194 attackbotsspam
Aug 11 06:41:11 dcd-gentoo sshd[8911]: User root from 112.85.42.194 not allowed because none of user's groups are listed in AllowGroups
Aug 11 06:41:14 dcd-gentoo sshd[8911]: error: PAM: Authentication failure for illegal user root from 112.85.42.194
Aug 11 06:41:11 dcd-gentoo sshd[8911]: User root from 112.85.42.194 not allowed because none of user's groups are listed in AllowGroups
Aug 11 06:41:14 dcd-gentoo sshd[8911]: error: PAM: Authentication failure for illegal user root from 112.85.42.194
Aug 11 06:41:11 dcd-gentoo sshd[8911]: User root from 112.85.42.194 not allowed because none of user's groups are listed in AllowGroups
Aug 11 06:41:14 dcd-gentoo sshd[8911]: error: PAM: Authentication failure for illegal user root from 112.85.42.194
Aug 11 06:41:14 dcd-gentoo sshd[8911]: Failed keyboard-interactive/pam for invalid user root from 112.85.42.194 port 24855 ssh2
...
2019-08-11 12:55:20
220.128.133.15 attackbotsspam
Feb 27 09:30:33 motanud sshd\[1860\]: Invalid user jm from 220.128.133.15 port 57298
Feb 27 09:30:33 motanud sshd\[1860\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.128.133.15
Feb 27 09:30:35 motanud sshd\[1860\]: Failed password for invalid user jm from 220.128.133.15 port 57298 ssh2
2019-08-11 13:19:49

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