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: Switzerland

Internet Service Provider: Microsoft Limited

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackbotsspam
(mod_security) mod_security (id:210492) triggered by 51.103.142.75 (CH/Switzerland/-): 5 in the last 3600 secs
2020-09-04 23:05:37
attack
(mod_security) mod_security (id:210492) triggered by 51.103.142.75 (CH/Switzerland/-): 5 in the last 3600 secs
2020-09-04 14:37:05
attack
CMS Bruteforce / WebApp Attack attempt
2020-09-04 07:02:02
attack
SQL Injection Attempts
2020-08-30 03:56:22
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 51.103.142.75
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19939
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;51.103.142.75.			IN	A

;; AUTHORITY SECTION:
.			235	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020082901 1800 900 604800 86400

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Aug 30 03:56:19 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 75.142.103.51.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 75.142.103.51.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
157.55.39.110 attack
Automatic report - Banned IP Access
2020-07-20 03:37:23
113.170.148.19 attackbotsspam
Automatic report - Port Scan Attack
2020-07-20 03:26:16
103.1.176.6 attack
2020-07-19T20:08:19.195559mail.standpoint.com.ua sshd[10613]: Invalid user cdn from 103.1.176.6 port 39942
2020-07-19T20:08:19.198137mail.standpoint.com.ua sshd[10613]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.1.176.6
2020-07-19T20:08:19.195559mail.standpoint.com.ua sshd[10613]: Invalid user cdn from 103.1.176.6 port 39942
2020-07-19T20:08:21.078450mail.standpoint.com.ua sshd[10613]: Failed password for invalid user cdn from 103.1.176.6 port 39942 ssh2
2020-07-19T20:12:59.485875mail.standpoint.com.ua sshd[11255]: Invalid user shalom from 103.1.176.6 port 56024
...
2020-07-20 03:30:05
103.140.83.18 attackspambots
2020-07-19T21:00:50.338287mail.broermann.family sshd[24160]: Invalid user jader from 103.140.83.18 port 55800
2020-07-19T21:00:50.342604mail.broermann.family sshd[24160]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.140.83.18
2020-07-19T21:00:50.338287mail.broermann.family sshd[24160]: Invalid user jader from 103.140.83.18 port 55800
2020-07-19T21:00:52.352223mail.broermann.family sshd[24160]: Failed password for invalid user jader from 103.140.83.18 port 55800 ssh2
2020-07-19T21:05:26.196900mail.broermann.family sshd[24358]: Invalid user andy from 103.140.83.18 port 41150
...
2020-07-20 03:29:20
106.12.52.229 attack
SSH Brute Force
2020-07-20 03:41:37
116.232.82.37 attackspambots
$f2bV_matches
2020-07-20 03:21:03
222.93.5.22 attackspam
Lines containing failures of 222.93.5.22
Jul 19 19:00:30 siirappi sshd[14983]: Bad protocol version identification '' from 222.93.5.22 port 37922
Jul 19 19:00:37 siirappi sshd[14997]: Invalid user nexthink from 222.93.5.22 port 38404
Jul 19 19:00:38 siirappi sshd[14997]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.93.5.22 
Jul 19 19:00:40 siirappi sshd[14997]: Failed password for invalid user nexthink from 222.93.5.22 port 38404 ssh2
Jul 19 19:00:41 siirappi sshd[14997]: Connection closed by invalid user nexthink 222.93.5.22 port 38404 [preauth]
Jul 19 19:00:47 siirappi sshd[15005]: Invalid user osbash from 222.93.5.22 port 41808
Jul 19 19:00:49 siirappi sshd[15005]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.93.5.22 


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=222.93.5.22
2020-07-20 03:53:33
212.237.57.252 attackbots
Jul 19 17:32:41 vps-51d81928 sshd[4128]: Invalid user himanshu from 212.237.57.252 port 45958
Jul 19 17:32:41 vps-51d81928 sshd[4128]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.57.252 
Jul 19 17:32:41 vps-51d81928 sshd[4128]: Invalid user himanshu from 212.237.57.252 port 45958
Jul 19 17:32:43 vps-51d81928 sshd[4128]: Failed password for invalid user himanshu from 212.237.57.252 port 45958 ssh2
Jul 19 17:36:23 vps-51d81928 sshd[4183]: Invalid user snd from 212.237.57.252 port 44788
...
2020-07-20 03:28:02
77.95.0.59 attack
Failed password for invalid user guest from 77.95.0.59 port 47288 ssh2
2020-07-20 03:27:10
222.186.175.151 attackspambots
2020-07-19T19:09:34.613700shield sshd\[11998\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.151  user=root
2020-07-19T19:09:36.226889shield sshd\[11998\]: Failed password for root from 222.186.175.151 port 57334 ssh2
2020-07-19T19:09:39.485965shield sshd\[11998\]: Failed password for root from 222.186.175.151 port 57334 ssh2
2020-07-19T19:09:42.489103shield sshd\[11998\]: Failed password for root from 222.186.175.151 port 57334 ssh2
2020-07-19T19:09:45.910731shield sshd\[11998\]: Failed password for root from 222.186.175.151 port 57334 ssh2
2020-07-20 03:15:31
51.83.171.2 attackbotsspam
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: ip2.ip-51-83-171.eu.
2020-07-20 03:33:02
192.144.228.120 attackbotsspam
$f2bV_matches
2020-07-20 03:43:52
103.78.209.204 attack
2020-07-19T19:07:12.892764vps773228.ovh.net sshd[23791]: Invalid user xiaolin from 103.78.209.204 port 52716
2020-07-19T19:07:12.907105vps773228.ovh.net sshd[23791]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.78.209.204
2020-07-19T19:07:12.892764vps773228.ovh.net sshd[23791]: Invalid user xiaolin from 103.78.209.204 port 52716
2020-07-19T19:07:14.591376vps773228.ovh.net sshd[23791]: Failed password for invalid user xiaolin from 103.78.209.204 port 52716 ssh2
2020-07-19T19:09:04.949812vps773228.ovh.net sshd[23819]: Invalid user git from 103.78.209.204 port 51182
...
2020-07-20 03:46:16
192.99.34.42 attack
Trolling for resource vulnerabilities
2020-07-20 03:45:54
91.121.164.188 attackspam
2020-07-19 19:59:21,212 fail2ban.actions: WARNING [ssh] Ban 91.121.164.188
2020-07-20 03:31:49

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