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 Kingdom of Great Britain and Northern Ireland (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 <<>> 51.57.242.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19807
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;51.57.242.42.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022802 1800 900 604800 86400

;; Query time: 8 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 01 07:15:17 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 42.242.57.51.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 42.242.57.51.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.70.149.20 attackspambots
Oct  4 00:37:23 srv01 postfix/smtpd\[1795\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 00:37:25 srv01 postfix/smtpd\[7540\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 00:37:29 srv01 postfix/smtpd\[7477\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 00:37:31 srv01 postfix/smtpd\[13597\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 00:37:47 srv01 postfix/smtpd\[7477\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-10-04 06:38:18
186.120.141.57 attackbots
186.120.141.57 - - [03/Oct/2020:23:18:58 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
186.120.141.57 - - [03/Oct/2020:23:19:00 +0100] "POST /wp-login.php HTTP/1.1" 200 10519 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
186.120.141.57 - - [03/Oct/2020:23:22:33 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
...
2020-10-04 06:26:14
95.85.34.53 attackbotsspam
SSH Invalid Login
2020-10-04 06:33:12
117.69.159.201 attackbotsspam
Oct  3 01:09:40 srv01 postfix/smtpd\[14058\]: warning: unknown\[117.69.159.201\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  3 01:13:06 srv01 postfix/smtpd\[21628\]: warning: unknown\[117.69.159.201\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  3 01:13:17 srv01 postfix/smtpd\[21628\]: warning: unknown\[117.69.159.201\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  3 01:13:33 srv01 postfix/smtpd\[21628\]: warning: unknown\[117.69.159.201\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  3 01:13:52 srv01 postfix/smtpd\[21628\]: warning: unknown\[117.69.159.201\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-10-04 06:36:48
37.59.196.138 attack
[N1.H1.VM1] Port Scanner Detected Blocked by UFW
2020-10-04 06:14:59
186.19.9.78 attackbots
02.10.2020 22:39:24 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2020-10-04 06:48:25
71.6.146.185 attack
Automatic report - Banned IP Access
2020-10-04 06:41:31
118.24.122.226 attackbotsspam
sshd: Failed password for invalid user .... from 118.24.122.226 port 45486 ssh2 (5 attempts)
2020-10-04 06:23:32
197.5.145.102 attack
SSH Invalid Login
2020-10-04 06:33:40
159.65.85.131 attackspam
Sep 30 21:55:51 vlre-nyc-1 sshd\[27426\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.85.131  user=root
Sep 30 21:55:53 vlre-nyc-1 sshd\[27426\]: Failed password for root from 159.65.85.131 port 48670 ssh2
Sep 30 21:59:52 vlre-nyc-1 sshd\[27499\]: Invalid user edward from 159.65.85.131
Sep 30 21:59:52 vlre-nyc-1 sshd\[27499\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.85.131
Sep 30 21:59:54 vlre-nyc-1 sshd\[27499\]: Failed password for invalid user edward from 159.65.85.131 port 57310 ssh2
Sep 30 22:03:58 vlre-nyc-1 sshd\[27583\]: Invalid user centos from 159.65.85.131
Sep 30 22:03:58 vlre-nyc-1 sshd\[27583\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.85.131
Sep 30 22:04:00 vlre-nyc-1 sshd\[27583\]: Failed password for invalid user centos from 159.65.85.131 port 37722 ssh2
Sep 30 22:07:53 vlre-nyc-1 sshd\[27645\]: Invalid 
...
2020-10-04 06:48:45
37.187.181.182 attack
Fail2Ban Ban Triggered
2020-10-04 06:44:08
73.100.238.60 attackspambots
 TCP (SYN) 73.100.238.60:25497 -> port 8080, len 40
2020-10-04 06:37:55
192.35.169.19 attackspambots
Port scan: Attack repeated for 24 hours
2020-10-04 06:28:08
71.6.147.254 attack
 TCP (SYN) 71.6.147.254:26200 -> port 541, len 44
2020-10-04 06:41:01
192.35.168.225 attackspam
Fail2Ban Ban Triggered
2020-10-04 06:49:01

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