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 <<>> 104.21.87.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60382
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.87.42.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:09:50 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 42.87.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 42.87.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
41.66.244.86 attackspam
Apr 17 06:16:40 mout sshd[29943]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.66.244.86  user=root
Apr 17 06:16:42 mout sshd[29943]: Failed password for root from 41.66.244.86 port 43384 ssh2
2020-04-17 12:27:55
222.186.52.86 attack
Apr 17 02:25:59 OPSO sshd\[18605\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.52.86  user=root
Apr 17 02:26:00 OPSO sshd\[18605\]: Failed password for root from 222.186.52.86 port 22761 ssh2
Apr 17 02:26:03 OPSO sshd\[18605\]: Failed password for root from 222.186.52.86 port 22761 ssh2
Apr 17 02:26:04 OPSO sshd\[18605\]: Failed password for root from 222.186.52.86 port 22761 ssh2
Apr 17 02:26:55 OPSO sshd\[18759\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.52.86  user=root
2020-04-17 08:29:26
51.38.187.135 attackspam
Port Scan: Events[1] countPorts[1]: 22 ..
2020-04-17 12:35:11
49.88.112.65 attack
Apr 17 07:14:19 pkdns2 sshd\[19002\]: Failed password for root from 49.88.112.65 port 51831 ssh2Apr 17 07:14:21 pkdns2 sshd\[19002\]: Failed password for root from 49.88.112.65 port 51831 ssh2Apr 17 07:14:23 pkdns2 sshd\[19002\]: Failed password for root from 49.88.112.65 port 51831 ssh2Apr 17 07:16:13 pkdns2 sshd\[19116\]: Failed password for root from 49.88.112.65 port 33805 ssh2Apr 17 07:21:14 pkdns2 sshd\[19372\]: Failed password for root from 49.88.112.65 port 41734 ssh2Apr 17 07:21:16 pkdns2 sshd\[19372\]: Failed password for root from 49.88.112.65 port 41734 ssh2
...
2020-04-17 12:26:56
37.187.195.209 attack
Apr 17 02:17:13 meumeu sshd[16436]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.195.209 
Apr 17 02:17:16 meumeu sshd[16436]: Failed password for invalid user test from 37.187.195.209 port 48618 ssh2
Apr 17 02:20:31 meumeu sshd[16965]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.195.209 
...
2020-04-17 08:29:11
77.42.75.179 attackbots
Automatic report - Port Scan Attack
2020-04-17 12:36:20
118.244.206.195 attackspam
SSH bruteforce
2020-04-17 12:31:06
106.13.178.153 attackspambots
Apr 17 05:52:27 ns392434 sshd[27276]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.178.153  user=root
Apr 17 05:52:29 ns392434 sshd[27276]: Failed password for root from 106.13.178.153 port 57124 ssh2
Apr 17 05:57:13 ns392434 sshd[27429]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.178.153  user=root
Apr 17 05:57:15 ns392434 sshd[27429]: Failed password for root from 106.13.178.153 port 42550 ssh2
Apr 17 05:58:14 ns392434 sshd[27497]: Invalid user jv from 106.13.178.153 port 53610
Apr 17 05:58:14 ns392434 sshd[27497]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.178.153
Apr 17 05:58:14 ns392434 sshd[27497]: Invalid user jv from 106.13.178.153 port 53610
Apr 17 05:58:16 ns392434 sshd[27497]: Failed password for invalid user jv from 106.13.178.153 port 53610 ssh2
Apr 17 05:59:22 ns392434 sshd[27540]: Invalid user op from 106.13.178.153 port 36440
2020-04-17 12:14:19
46.105.148.212 attackspambots
Apr 17 05:59:19 * sshd[14719]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.105.148.212
Apr 17 05:59:22 * sshd[14719]: Failed password for invalid user test2 from 46.105.148.212 port 41970 ssh2
2020-04-17 12:15:44
159.65.5.186 attackspambots
2020-04-17T05:54:01.472693struts4.enskede.local sshd\[10831\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.5.186  user=root
2020-04-17T05:54:05.356641struts4.enskede.local sshd\[10831\]: Failed password for root from 159.65.5.186 port 37420 ssh2
2020-04-17T05:59:25.120177struts4.enskede.local sshd\[10941\]: Invalid user or from 159.65.5.186 port 41752
2020-04-17T05:59:25.126119struts4.enskede.local sshd\[10941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.5.186
2020-04-17T05:59:28.225797struts4.enskede.local sshd\[10941\]: Failed password for invalid user or from 159.65.5.186 port 41752 ssh2
...
2020-04-17 12:08:05
95.154.108.26 attack
Unauthorized connection attempt from IP address 95.154.108.26 on Port 445(SMB)
2020-04-17 08:28:33
183.89.212.15 attack
IMAP brute force
...
2020-04-17 12:28:11
103.114.221.16 attackbotsspam
Wordpress malicious attack:[sshd]
2020-04-17 12:19:05
92.63.194.108 attack
Apr 17 02:27:46 host sshd[8060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.63.194.108  user=root
Apr 17 02:27:48 host sshd[8060]: Failed password for root from 92.63.194.108 port 42833 ssh2
...
2020-04-17 08:33:55
80.211.53.33 attackbots
Apr 17 01:51:07 vps647732 sshd[23153]: Failed password for root from 80.211.53.33 port 37086 ssh2
Apr 17 01:55:56 vps647732 sshd[23416]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.53.33
...
2020-04-17 08:33:06

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