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 <<>> 104.21.81.199
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38668
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.199.			IN	A

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

;; Query time: 75 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:02:31 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 199.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 199.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
104.26.3.27 attackbots
SSH login attempts.
2020-06-19 19:10:38
167.71.132.227 attack
dog-ed.de 167.71.132.227 [19/Jun/2020:12:49:39 +0200] "POST /wp-login.php HTTP/1.1" 200 8446 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
dog-ed.de 167.71.132.227 [19/Jun/2020:12:49:40 +0200] "POST /xmlrpc.php HTTP/1.1" 200 4180 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-06-19 18:58:00
103.133.114.18 attackspam
Jun 19 05:53:19 10.23.102.230 wordpress(blog.ruhnke.cloud)[94916]: Blocked authentication attempt for admin from 103.133.114.18
...
2020-06-19 19:02:46
150.109.151.136 attackbots
Jun 19 13:00:00 vpn01 sshd[20083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.109.151.136
Jun 19 13:00:02 vpn01 sshd[20083]: Failed password for invalid user produccion from 150.109.151.136 port 34402 ssh2
...
2020-06-19 19:31:41
43.250.105.65 attackbots
Jun 19 09:24:55 sigma sshd\[2233\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.250.105.65  user=rootJun 19 09:39:37 sigma sshd\[2441\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.250.105.65
...
2020-06-19 18:55:48
67.43.12.8 attack
SSH login attempts.
2020-06-19 19:06:54
24.220.134.245 attack
SSH login attempts.
2020-06-19 18:56:16
104.16.120.50 attackspambots
SSH login attempts.
2020-06-19 19:02:30
128.199.137.252 attackspambots
Jun 19 04:15:34 dignus sshd[1101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.137.252  user=root
Jun 19 04:15:36 dignus sshd[1101]: Failed password for root from 128.199.137.252 port 38938 ssh2
Jun 19 04:20:29 dignus sshd[1481]: Invalid user search from 128.199.137.252 port 39082
Jun 19 04:20:29 dignus sshd[1481]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.137.252
Jun 19 04:20:30 dignus sshd[1481]: Failed password for invalid user search from 128.199.137.252 port 39082 ssh2
...
2020-06-19 19:33:37
185.47.65.30 attack
Jun 19 12:25:29 vps sshd[915377]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=host30.router40.tygrys.net  user=root
Jun 19 12:25:31 vps sshd[915377]: Failed password for root from 185.47.65.30 port 36308 ssh2
Jun 19 12:25:45 vps sshd[916131]: Invalid user student2 from 185.47.65.30 port 38224
Jun 19 12:25:45 vps sshd[916131]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=host30.router40.tygrys.net
Jun 19 12:25:47 vps sshd[916131]: Failed password for invalid user student2 from 185.47.65.30 port 38224 ssh2
...
2020-06-19 19:32:54
51.91.110.170 attackspam
"fail2ban match"
2020-06-19 19:36:38
75.69.163.171 attackbots
SSH login attempts.
2020-06-19 19:14:03
163.172.251.96 attackbotsspam
SSH login attempts.
2020-06-19 19:03:42
112.85.42.173 attackbots
Jun 19 13:04:59 vps sshd[38484]: Failed password for root from 112.85.42.173 port 51664 ssh2
Jun 19 13:05:02 vps sshd[38484]: Failed password for root from 112.85.42.173 port 51664 ssh2
Jun 19 13:05:06 vps sshd[38484]: Failed password for root from 112.85.42.173 port 51664 ssh2
Jun 19 13:05:09 vps sshd[38484]: Failed password for root from 112.85.42.173 port 51664 ssh2
Jun 19 13:05:12 vps sshd[38484]: Failed password for root from 112.85.42.173 port 51664 ssh2
...
2020-06-19 19:05:48
114.188.40.129 attack
Invalid user test from 114.188.40.129 port 60152
2020-06-19 19:35:10

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