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 <<>> 104.21.87.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41355
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.87.139.			IN	A

;; AUTHORITY SECTION:
.			598	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:09:11 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 139.87.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.87.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.175 attackbotsspam
DATE:2020-08-21 07:42:18,IP:218.92.0.175,MATCHES:10,PORT:ssh
2020-08-21 13:50:23
135.181.39.149 attackbotsspam
Invalid user office from 135.181.39.149 port 39528
2020-08-21 13:36:57
174.219.3.235 attackspam
Brute forcing email accounts
2020-08-21 13:34:46
179.131.11.234 attackbotsspam
Invalid user teamspeak from 179.131.11.234 port 36172
2020-08-21 13:42:08
103.66.16.18 attackbotsspam
Invalid user www from 103.66.16.18 port 37512
2020-08-21 13:52:41
51.91.96.96 attackbots
Aug 21 07:48:55 electroncash sshd[55356]: Failed password for invalid user support from 51.91.96.96 port 38548 ssh2
Aug 21 07:52:29 electroncash sshd[56332]: Invalid user newuser from 51.91.96.96 port 45902
Aug 21 07:52:29 electroncash sshd[56332]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.96.96 
Aug 21 07:52:29 electroncash sshd[56332]: Invalid user newuser from 51.91.96.96 port 45902
Aug 21 07:52:31 electroncash sshd[56332]: Failed password for invalid user newuser from 51.91.96.96 port 45902 ssh2
...
2020-08-21 13:59:27
198.27.69.130 attack
198.27.69.130 - - [21/Aug/2020:06:50:10 +0100] "POST /wp-login.php HTTP/1.1" 200 5389 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.69.130 - - [21/Aug/2020:06:51:23 +0100] "POST /wp-login.php HTTP/1.1" 200 5389 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.69.130 - - [21/Aug/2020:06:52:24 +0100] "POST /wp-login.php HTTP/1.1" 200 5389 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
...
2020-08-21 14:02:44
213.6.8.38 attack
Aug 21 07:02:33 vpn01 sshd[16938]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.6.8.38
Aug 21 07:02:35 vpn01 sshd[16938]: Failed password for invalid user colin from 213.6.8.38 port 42721 ssh2
...
2020-08-21 13:55:54
165.232.36.182 attack
 TCP (SYN) 165.232.36.182:61953 -> port 31210, len 44
2020-08-21 13:44:09
139.199.29.155 attack
Aug 21 07:39:32 pornomens sshd\[16971\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.29.155  user=root
Aug 21 07:39:33 pornomens sshd\[16971\]: Failed password for root from 139.199.29.155 port 32954 ssh2
Aug 21 07:55:35 pornomens sshd\[17152\]: Invalid user tomcat from 139.199.29.155 port 46556
Aug 21 07:55:35 pornomens sshd\[17152\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.29.155
...
2020-08-21 13:56:57
132.145.128.157 attackbots
Invalid user app from 132.145.128.157 port 56488
2020-08-21 13:29:12
222.186.180.8 attackspambots
Aug 21 02:24:56 vps46666688 sshd[31874]: Failed password for root from 222.186.180.8 port 33350 ssh2
Aug 21 02:25:11 vps46666688 sshd[31874]: error: maximum authentication attempts exceeded for root from 222.186.180.8 port 33350 ssh2 [preauth]
...
2020-08-21 13:30:04
212.64.4.186 attack
Aug 21 10:09:15 gw1 sshd[25655]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.4.186
Aug 21 10:09:18 gw1 sshd[25655]: Failed password for invalid user user from 212.64.4.186 port 38070 ssh2
...
2020-08-21 13:30:18
103.110.84.196 attack
2020-08-21T00:46:05.9258821495-001 sshd[24133]: Invalid user delivery from 103.110.84.196 port 56275
2020-08-21T00:46:08.5039251495-001 sshd[24133]: Failed password for invalid user delivery from 103.110.84.196 port 56275 ssh2
2020-08-21T00:50:28.9980171495-001 sshd[24366]: Invalid user st from 103.110.84.196 port 60785
2020-08-21T00:50:29.0012941495-001 sshd[24366]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.110.84.196
2020-08-21T00:50:28.9980171495-001 sshd[24366]: Invalid user st from 103.110.84.196 port 60785
2020-08-21T00:50:31.4842481495-001 sshd[24366]: Failed password for invalid user st from 103.110.84.196 port 60785 ssh2
...
2020-08-21 13:58:02
192.241.219.185 attack
" "
2020-08-21 13:55:21

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