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 of America (the)

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 <<>> 21.81.157.134
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53213
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.81.157.134.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021800 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 22:28:04 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 134.157.81.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 134.157.81.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
139.215.217.181 attack
Aug 15 18:10:17 xtremcommunity sshd\[8312\]: Invalid user 123 from 139.215.217.181 port 47911
Aug 15 18:10:17 xtremcommunity sshd\[8312\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.215.217.181
Aug 15 18:10:19 xtremcommunity sshd\[8312\]: Failed password for invalid user 123 from 139.215.217.181 port 47911 ssh2
Aug 15 18:13:56 xtremcommunity sshd\[8466\]: Invalid user 123456 from 139.215.217.181 port 35307
Aug 15 18:13:56 xtremcommunity sshd\[8466\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.215.217.181
...
2019-08-16 06:18:53
115.204.3.138 attackspambots
Multiple SSH auth failures recorded by fail2ban
2019-08-16 05:44:09
139.59.63.244 attackbots
$f2bV_matches_ltvn
2019-08-16 05:49:12
104.248.124.163 attack
Aug 15 21:51:33 web8 sshd\[31835\]: Invalid user design from 104.248.124.163
Aug 15 21:51:33 web8 sshd\[31835\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.124.163
Aug 15 21:51:35 web8 sshd\[31835\]: Failed password for invalid user design from 104.248.124.163 port 42758 ssh2
Aug 15 21:55:37 web8 sshd\[1323\]: Invalid user fffff from 104.248.124.163
Aug 15 21:55:37 web8 sshd\[1323\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.124.163
2019-08-16 05:55:52
103.30.1.27 attackspambots
Invalid user production from 103.30.1.27 port 54718
2019-08-16 06:07:17
187.110.228.143 attackspambots
445/tcp
[2019-08-15]1pkt
2019-08-16 06:10:00
107.170.238.140 attack
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-16 05:47:57
203.129.207.2 attackspam
Invalid user student09 from 203.129.207.2 port 51912
2019-08-16 06:10:17
68.183.2.153 attackbotsspam
Aug 15 22:48:36 mail postfix/smtpd\[11990\]: warning: unknown\[68.183.2.153\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 15 22:51:04 mail postfix/smtpd\[11834\]: warning: unknown\[68.183.2.153\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 15 23:17:47 mail postfix/smtpd\[12829\]: warning: unknown\[68.183.2.153\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 15 23:53:32 mail postfix/smtpd\[13786\]: warning: unknown\[68.183.2.153\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2019-08-16 06:19:23
181.48.14.50 attackbotsspam
Aug 15 23:46:07 dedicated sshd[2524]: Invalid user smhyun from 181.48.14.50 port 47086
2019-08-16 06:03:34
198.211.118.157 attackspambots
Aug 15 22:45:47 ks10 sshd[9987]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.211.118.157 
Aug 15 22:45:48 ks10 sshd[9987]: Failed password for invalid user doug from 198.211.118.157 port 36642 ssh2
...
2019-08-16 06:25:19
103.28.52.84 attackbotsspam
Aug 15 11:32:33 wbs sshd\[7994\]: Invalid user admin from 103.28.52.84
Aug 15 11:32:33 wbs sshd\[7994\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.28.52.84
Aug 15 11:32:35 wbs sshd\[7994\]: Failed password for invalid user admin from 103.28.52.84 port 46324 ssh2
Aug 15 11:37:47 wbs sshd\[8425\]: Invalid user ts from 103.28.52.84
Aug 15 11:37:47 wbs sshd\[8425\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.28.52.84
2019-08-16 05:46:22
49.50.66.209 attack
Automatic report - Banned IP Access
2019-08-16 06:00:23
222.186.42.163 attackbots
Aug 15 11:47:00 sachi sshd\[18496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.163  user=root
Aug 15 11:47:02 sachi sshd\[18496\]: Failed password for root from 222.186.42.163 port 61142 ssh2
Aug 15 11:47:08 sachi sshd\[18503\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.163  user=root
Aug 15 11:47:10 sachi sshd\[18503\]: Failed password for root from 222.186.42.163 port 29106 ssh2
Aug 15 11:47:17 sachi sshd\[18517\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.163  user=root
2019-08-16 05:48:41
36.255.106.78 attack
Aug 15 23:36:32 * sshd[26029]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.255.106.78
Aug 15 23:36:34 * sshd[26029]: Failed password for invalid user asher from 36.255.106.78 port 60152 ssh2
2019-08-16 05:51:32

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