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 <<>> 198.81.142.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51503
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;198.81.142.121.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025030601 1800 900 604800 86400

;; Query time: 43 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Mar 07 07:37:48 CST 2025
;; MSG SIZE  rcvd: 107
Host info
b'Host 121.142.81.198.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
server can't find 198.81.142.121.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
106.12.49.244 attack
Sep  4 12:59:54 hanapaa sshd\[27045\]: Invalid user test from 106.12.49.244
Sep  4 12:59:54 hanapaa sshd\[27045\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.49.244
Sep  4 12:59:56 hanapaa sshd\[27045\]: Failed password for invalid user test from 106.12.49.244 port 52048 ssh2
Sep  4 13:04:01 hanapaa sshd\[27374\]: Invalid user teamspeak3 from 106.12.49.244
Sep  4 13:04:01 hanapaa sshd\[27374\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.49.244
2019-09-05 07:18:41
193.70.114.154 attackbots
Sep  5 00:20:32 debian sshd\[21411\]: Invalid user qwer1234 from 193.70.114.154 port 34375
Sep  5 00:20:32 debian sshd\[21411\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.70.114.154
...
2019-09-05 07:32:19
2.136.131.36 attackbotsspam
Sep  5 01:03:56 dedicated sshd[20152]: Invalid user patrick from 2.136.131.36 port 48706
2019-09-05 07:22:10
92.63.194.70 attackbots
firewall-block, port(s): 3390/tcp
2019-09-05 06:47:05
118.170.239.96 attackbots
23/tcp
[2019-09-04]1pkt
2019-09-05 07:09:30
139.212.111.11 attackspam
8080/tcp
[2019-09-04]1pkt
2019-09-05 07:29:52
51.38.179.179 attackspam
2019-09-04T23:04:16.076921abusebot-5.cloudsearch.cf sshd\[2019\]: Invalid user ubuntu from 51.38.179.179 port 51766
2019-09-05 07:06:32
78.191.204.235 attack
60001/tcp
[2019-09-04]1pkt
2019-09-05 07:21:30
51.255.83.178 attackspambots
Sep  5 01:26:58 dedicated sshd[23136]: Invalid user uftp from 51.255.83.178 port 60606
2019-09-05 07:28:29
115.73.214.214 attackspam
Unauthorized connection attempt from IP address 115.73.214.214 on Port 445(SMB)
2019-09-05 07:01:40
113.194.90.28 attack
Sep  5 01:17:57 s64-1 sshd[14107]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.194.90.28
Sep  5 01:17:59 s64-1 sshd[14107]: Failed password for invalid user steam from 113.194.90.28 port 51482 ssh2
Sep  5 01:22:47 s64-1 sshd[14182]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.194.90.28
...
2019-09-05 07:24:38
123.21.115.255 attackbotsspam
Sep  5 00:47:24 nexus sshd[17314]: Invalid user admin from 123.21.115.255 port 57041
Sep  5 00:47:24 nexus sshd[17314]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.21.115.255
Sep  5 00:47:26 nexus sshd[17314]: Failed password for invalid user admin from 123.21.115.255 port 57041 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=123.21.115.255
2019-09-05 07:08:19
157.55.39.161 attack
Automatic report - Banned IP Access
2019-09-05 07:29:01
116.226.243.247 attackbots
Unauthorized connection attempt from IP address 116.226.243.247 on Port 445(SMB)
2019-09-05 07:04:26
40.73.77.70 attackspambots
Sep  5 01:14:12 vps691689 sshd[12849]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.77.70
Sep  5 01:14:14 vps691689 sshd[12849]: Failed password for invalid user steampass from 40.73.77.70 port 45164 ssh2
...
2019-09-05 07:21:53

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