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 <<>> 21.57.83.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44799
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.57.83.142.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022703 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 28 12:01:00 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 142.83.57.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.83.57.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
196.52.43.97 attack
 TCP (SYN) 196.52.43.97:56753 -> port 5289, len 44
2020-08-29 21:44:00
196.52.43.118 attackbots
Unauthorized connection attempt detected from IP address 196.52.43.118 to port 5910 [T]
2020-08-29 21:02:56
178.169.115.209 attackbots
Unauthorized connection attempt detected from IP address 178.169.115.209 to port 81 [T]
2020-08-29 21:04:29
212.70.149.4 attackspambots
Aug 29 15:08:12 relay postfix/smtpd\[29652\]: warning: unknown\[212.70.149.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 15:11:29 relay postfix/smtpd\[29052\]: warning: unknown\[212.70.149.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 15:14:45 relay postfix/smtpd\[30700\]: warning: unknown\[212.70.149.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 15:18:01 relay postfix/smtpd\[32602\]: warning: unknown\[212.70.149.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 15:21:15 relay postfix/smtpd\[32627\]: warning: unknown\[212.70.149.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-08-29 21:23:19
172.104.119.24 attackbotsspam
Unauthorized connection attempt detected from IP address 172.104.119.24 to port 8118 [T]
2020-08-29 21:29:58
211.253.129.225 attackspam
prod6
...
2020-08-29 21:13:03
200.35.56.49 attackspam
Unauthorized connection attempt detected from IP address 200.35.56.49 to port 80 [T]
2020-08-29 21:13:17
107.6.183.162 attackspambots
Unauthorized connection attempt detected from IP address 107.6.183.162 to port 1521 [T]
2020-08-29 21:36:29
221.122.102.190 attack
Unauthorized connection attempt detected from IP address 221.122.102.190 to port 1433 [T]
2020-08-29 21:21:04
139.162.77.133 attackspam
Unauthorized connection attempt detected from IP address 139.162.77.133 to port 7777 [T]
2020-08-29 21:15:50
88.135.38.250 attack
Unauthorized connection attempt detected from IP address 88.135.38.250 to port 1433 [T]
2020-08-29 21:38:45
124.156.62.187 attackspambots
Unauthorized connection attempt detected from IP address 124.156.62.187 to port 4433 [T]
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2020-08-29 21:43:40
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Unauthorized connection attempt detected from IP address 213.42.137.83 to port 445 [T]
2020-08-29 21:22:42
187.162.135.148 attackbotsspam
Unauthorized connection attempt detected from IP address 187.162.135.148 to port 23 [T]
2020-08-29 21:27:56

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