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 <<>> 104.21.13.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60201
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.13.121.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 17:50:29 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 121.13.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 121.13.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.75.31.33 attackbots
"Unauthorized connection attempt on SSHD detected"
2020-04-26 13:59:29
222.186.175.202 attackbots
Apr 26 08:06:52 PorscheCustomer sshd[28912]: Failed password for root from 222.186.175.202 port 31934 ssh2
Apr 26 08:06:55 PorscheCustomer sshd[28912]: Failed password for root from 222.186.175.202 port 31934 ssh2
Apr 26 08:07:05 PorscheCustomer sshd[28912]: Failed password for root from 222.186.175.202 port 31934 ssh2
Apr 26 08:07:05 PorscheCustomer sshd[28912]: error: maximum authentication attempts exceeded for root from 222.186.175.202 port 31934 ssh2 [preauth]
...
2020-04-26 14:08:20
106.39.63.53 attack
Attempts against SMTP/SSMTP
2020-04-26 14:04:40
168.227.99.10 attackbotsspam
Apr 26 06:58:02 [host] sshd[17016]: Invalid user u
Apr 26 06:58:02 [host] sshd[17016]: pam_unix(sshd:
Apr 26 06:58:04 [host] sshd[17016]: Failed passwor
2020-04-26 14:24:06
61.153.237.252 attackbotsspam
$f2bV_matches
2020-04-26 14:19:16
103.78.209.204 attackspam
Mar 15 11:06:11 ms-srv sshd[50767]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.78.209.204
Mar 15 11:06:13 ms-srv sshd[50767]: Failed password for invalid user ocean from 103.78.209.204 port 36056 ssh2
2020-04-26 14:07:07
222.186.175.212 attack
Apr 26 07:54:40 163-172-32-151 sshd[28120]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.212  user=root
Apr 26 07:54:42 163-172-32-151 sshd[28120]: Failed password for root from 222.186.175.212 port 51516 ssh2
...
2020-04-26 14:00:46
159.65.84.164 attack
Apr 26 05:54:56 pornomens sshd\[14081\]: Invalid user hwkim from 159.65.84.164 port 37858
Apr 26 05:54:56 pornomens sshd\[14081\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.84.164
Apr 26 05:54:59 pornomens sshd\[14081\]: Failed password for invalid user hwkim from 159.65.84.164 port 37858 ssh2
...
2020-04-26 13:45:21
222.186.173.180 attack
Apr 26 07:09:05 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
Apr 26 07:09:08 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
Apr 26 07:09:11 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
...
2020-04-26 14:12:17
49.233.185.63 attackbots
SSH bruteforce
2020-04-26 14:02:21
159.65.5.164 attackspam
(sshd) Failed SSH login from 159.65.5.164 (SG/Singapore/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 26 08:02:14 amsweb01 sshd[5631]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.5.164  user=root
Apr 26 08:02:16 amsweb01 sshd[5631]: Failed password for root from 159.65.5.164 port 48572 ssh2
Apr 26 08:09:40 amsweb01 sshd[6412]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.5.164  user=root
Apr 26 08:09:43 amsweb01 sshd[6412]: Failed password for root from 159.65.5.164 port 59584 ssh2
Apr 26 08:14:05 amsweb01 sshd[6823]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.5.164  user=root
2020-04-26 14:21:06
222.186.15.158 attack
Apr 26 07:36:00 MainVPS sshd[7452]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:02 MainVPS sshd[7452]: Failed password for root from 222.186.15.158 port 19094 ssh2
Apr 26 07:36:10 MainVPS sshd[7502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:12 MainVPS sshd[7502]: Failed password for root from 222.186.15.158 port 48623 ssh2
Apr 26 07:36:20 MainVPS sshd[7676]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:22 MainVPS sshd[7676]: Failed password for root from 222.186.15.158 port 25041 ssh2
...
2020-04-26 13:44:00
159.65.144.36 attackspam
(sshd) Failed SSH login from 159.65.144.36 (IN/India/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 26 05:58:25 elude sshd[26651]: Invalid user tuser from 159.65.144.36 port 40092
Apr 26 05:58:27 elude sshd[26651]: Failed password for invalid user tuser from 159.65.144.36 port 40092 ssh2
Apr 26 06:03:14 elude sshd[27365]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.144.36  user=root
Apr 26 06:03:16 elude sshd[27365]: Failed password for root from 159.65.144.36 port 57622 ssh2
Apr 26 06:06:59 elude sshd[27914]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.144.36  user=root
2020-04-26 13:53:22
106.75.174.87 attackbots
Sep 29 16:03:02 ms-srv sshd[5568]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.174.87
Sep 29 16:03:03 ms-srv sshd[5568]: Failed password for invalid user roel from 106.75.174.87 port 60240 ssh2
2020-04-26 14:06:53
45.63.104.211 attackspam
Apr 26 06:52:37 home sshd[11757]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.63.104.211
Apr 26 06:52:39 home sshd[11757]: Failed password for invalid user ania from 45.63.104.211 port 56773 ssh2
Apr 26 06:56:47 home sshd[12345]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.63.104.211
...
2020-04-26 13:48:33

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