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 <<>> 121.4.242.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49060
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.4.242.142.			IN	A

;; AUTHORITY SECTION:
.			458	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022020700 1800 900 604800 86400

;; Query time: 87 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 07 16:46:47 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 142.242.4.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.242.4.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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2020-01-22 23:24:29
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2020-01-22 23:24:16
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91.92.16.244 attackbotsspam
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138.118.103.241 attackbotsspam
Unauthorized connection attempt detected from IP address 138.118.103.241 to port 8080 [J]
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2020-01-22 23:22:55
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Unauthorized connection attempt detected from IP address 182.54.220.101 to port 81 [J]
2020-01-22 23:20:28

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