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: Korea Republic of

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 <<>> 121.142.163.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 36168
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.142.163.51.			IN	A

;; AUTHORITY SECTION:
.			464	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021301 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 14 06:57:32 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 51.163.142.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 51.163.142.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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2020-01-30 20:29:52
93.174.93.195 attackspam
firewall-block, port(s): 25524/udp, 25600/udp, 26085/udp
2020-01-30 20:40:19
51.75.29.61 attack
5x Failed Password
2020-01-30 20:57:27
173.235.137.181 attackspam
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2020-01-30 20:38:51
43.248.125.101 attack
Unauthorized connection attempt detected from IP address 43.248.125.101 to port 2220 [J]
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Unauthorized connection attempt detected from IP address 111.67.193.111 to port 2220 [J]
2020-01-30 20:40:04
122.228.19.80 attack
Fail2Ban Ban Triggered
2020-01-30 21:03:42
84.242.124.74 attackspambots
Unauthorized connection attempt detected from IP address 84.242.124.74 to port 2220 [J]
2020-01-30 20:52:14
58.182.240.144 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2020-01-30 20:50:29
151.80.45.126 attackbots
Unauthorized connection attempt detected from IP address 151.80.45.126 to port 2220 [J]
2020-01-30 20:26:15
84.228.86.151 attack
Unauthorized connection attempt detected from IP address 84.228.86.151 to port 23 [J]
2020-01-30 20:44:56
49.204.0.123 attack
1580360141 - 01/30/2020 05:55:41 Host: 49.204.0.123/49.204.0.123 Port: 445 TCP Blocked
2020-01-30 21:03:14
117.192.115.222 attack
20/1/30@02:30:21: FAIL: Alarm-Network address from=117.192.115.222
20/1/30@02:30:21: FAIL: Alarm-Network address from=117.192.115.222
...
2020-01-30 20:33:38
194.143.249.136 attackspambots
Port 8080 (HTTP proxy) access denied
2020-01-30 20:54:22

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