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 <<>> 104.21.39.187
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6296
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.39.187.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:27:32 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 187.39.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 187.39.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
182.61.43.202 attackbots
Apr 29 06:59:30 * sshd[12706]: Failed password for root from 182.61.43.202 port 43688 ssh2
2020-04-29 16:31:38
166.111.152.230 attackbots
Invalid user gerente from 166.111.152.230 port 34224
2020-04-29 16:36:36
106.13.140.33 attack
Apr 29 10:34:16 plex sshd[20812]: Invalid user hdfs from 106.13.140.33 port 58752
2020-04-29 16:34:25
222.186.173.226 attack
Apr 29 10:38:43 minden010 sshd[29795]: Failed password for root from 222.186.173.226 port 63296 ssh2
Apr 29 10:38:46 minden010 sshd[29795]: Failed password for root from 222.186.173.226 port 63296 ssh2
Apr 29 10:38:49 minden010 sshd[29795]: Failed password for root from 222.186.173.226 port 63296 ssh2
Apr 29 10:38:52 minden010 sshd[29795]: Failed password for root from 222.186.173.226 port 63296 ssh2
...
2020-04-29 16:45:00
49.233.77.87 attackspam
Apr 29 14:16:46 itv-usvr-02 sshd[17518]: Invalid user audit from 49.233.77.87 port 54598
Apr 29 14:16:46 itv-usvr-02 sshd[17518]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.77.87
Apr 29 14:16:46 itv-usvr-02 sshd[17518]: Invalid user audit from 49.233.77.87 port 54598
Apr 29 14:16:47 itv-usvr-02 sshd[17518]: Failed password for invalid user audit from 49.233.77.87 port 54598 ssh2
Apr 29 14:19:39 itv-usvr-02 sshd[17632]: Invalid user developer from 49.233.77.87 port 57908
2020-04-29 16:15:31
106.75.101.7 attackbots
Apr 29 05:48:44 vps sshd[19738]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.101.7 
Apr 29 05:48:46 vps sshd[19738]: Failed password for invalid user zoom from 106.75.101.7 port 58132 ssh2
Apr 29 05:55:33 vps sshd[20061]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.101.7 
...
2020-04-29 16:48:10
128.199.82.232 attackbots
Apr 29 10:48:00 mout sshd[13589]: Invalid user mellon from 128.199.82.232 port 53664
2020-04-29 16:55:23
196.52.43.93 attackspam
HTTP/80/443/8080 Probe, BF, WP, Hack -
2020-04-29 16:43:35
104.131.46.166 attackspam
2020-04-29T08:06:04.451957abusebot-2.cloudsearch.cf sshd[30453]: Invalid user marcus from 104.131.46.166 port 56076
2020-04-29T08:06:04.460139abusebot-2.cloudsearch.cf sshd[30453]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.46.166
2020-04-29T08:06:04.451957abusebot-2.cloudsearch.cf sshd[30453]: Invalid user marcus from 104.131.46.166 port 56076
2020-04-29T08:06:07.086641abusebot-2.cloudsearch.cf sshd[30453]: Failed password for invalid user marcus from 104.131.46.166 port 56076 ssh2
2020-04-29T08:13:41.941123abusebot-2.cloudsearch.cf sshd[30551]: Invalid user mike from 104.131.46.166 port 51804
2020-04-29T08:13:41.948739abusebot-2.cloudsearch.cf sshd[30551]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.46.166
2020-04-29T08:13:41.941123abusebot-2.cloudsearch.cf sshd[30551]: Invalid user mike from 104.131.46.166 port 51804
2020-04-29T08:13:43.646727abusebot-2.cloudsearch.cf sshd[30551]
...
2020-04-29 16:38:27
45.77.119.191 attackspam
Lines containing failures of 45.77.119.191
Apr 28 23:11:53 ghostnameioc sshd[6618]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.77.119.191  user=r.r
Apr 28 23:11:55 ghostnameioc sshd[6618]: Failed password for r.r from 45.77.119.191 port 38828 ssh2
Apr 28 23:11:56 ghostnameioc sshd[6618]: Received disconnect from 45.77.119.191 port 38828:11: Bye Bye [preauth]
Apr 28 23:11:56 ghostnameioc sshd[6618]: Disconnected from authenticating user r.r 45.77.119.191 port 38828 [preauth]
Apr 28 23:21:30 ghostnameioc sshd[7016]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.77.119.191  user=r.r
Apr 28 23:21:32 ghostnameioc sshd[7016]: Failed password for r.r from 45.77.119.191 port 37508 ssh2
Apr 28 23:21:33 ghostnameioc sshd[7016]: Received disconnect from 45.77.119.191 port 37508:11: Bye Bye [preauth]
Apr 28 23:21:33 ghostnameioc sshd[7016]: Disconnected from authenticating user r.r 45.77.119........
------------------------------
2020-04-29 16:28:39
190.96.119.14 attackspam
Apr 29 09:05:08 lock-38 sshd[1688263]: Failed password for invalid user teresa from 190.96.119.14 port 59196 ssh2
Apr 29 09:05:08 lock-38 sshd[1688263]: Disconnected from invalid user teresa 190.96.119.14 port 59196 [preauth]
Apr 29 09:12:50 lock-38 sshd[1688564]: Invalid user zul from 190.96.119.14 port 45368
Apr 29 09:12:50 lock-38 sshd[1688564]: Invalid user zul from 190.96.119.14 port 45368
Apr 29 09:12:50 lock-38 sshd[1688564]: Failed password for invalid user zul from 190.96.119.14 port 45368 ssh2
...
2020-04-29 16:41:07
106.12.23.198 attackbotsspam
$f2bV_matches
2020-04-29 16:40:50
128.199.174.201 attack
$f2bV_matches
2020-04-29 16:48:53
45.227.255.4 attackbots
SSH Brute-Forcing (server1)
2020-04-29 16:56:28
208.109.14.122 attackspam
Invalid user kd from 208.109.14.122 port 41070
2020-04-29 16:29:05

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