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 (the 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 <<>> 121.66.75.9
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 29882
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.66.75.9.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022702 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 28 05:12:30 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 9.75.66.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 9.75.66.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
188.3.100.198 attack
Honeypot attack, port: 5555, PTR: PTR record not found
2020-03-08 18:52:34
1.186.57.150 attackbotsspam
(sshd) Failed SSH login from 1.186.57.150 (IN/India/1.186.57.150.dvois.com): 5 in the last 3600 secs
2020-03-08 18:46:27
183.83.201.187 attack
Unauthorised access (Mar  8) SRC=183.83.201.187 LEN=52 TTL=112 ID=12011 DF TCP DPT=445 WINDOW=8192 SYN
2020-03-08 19:20:23
122.165.207.151 attackspambots
Feb  3 21:00:33 ms-srv sshd[16089]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.165.207.151
Feb  3 21:00:35 ms-srv sshd[16089]: Failed password for invalid user oracle from 122.165.207.151 port 38326 ssh2
2020-03-08 18:57:02
92.119.99.104 attackbots
Honeypot attack, port: 81, PTR: PTR record not found
2020-03-08 18:59:07
197.50.41.89 attackspambots
Honeypot attack, port: 445, PTR: host-197.50.41.89.tedata.net.
2020-03-08 19:15:19
190.39.51.142 attackspambots
1583643046 - 03/08/2020 05:50:46 Host: 190.39.51.142/190.39.51.142 Port: 445 TCP Blocked
2020-03-08 19:01:22
194.146.50.59 attack
Mar  8 05:51:08 grey postfix/smtpd\[1336\]: NOQUEUE: reject: RCPT from zany.isefardi.com\[194.146.50.59\]: 554 5.7.1 Service unavailable\; Client host \[194.146.50.59\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[194.146.50.59\]\; from=\ to=\ proto=ESMTP helo=\
...
2020-03-08 18:49:18
91.218.65.137 attack
Mar  8 06:50:20  sshd\[29766\]: User root from 91.218.65.137 not allowed because not listed in AllowUsersMar  8 06:50:22  sshd\[29766\]: Failed password for invalid user root from 91.218.65.137 port 50856 ssh2
...
2020-03-08 18:55:49
118.27.20.122 attackbotsspam
$f2bV_matches
2020-03-08 18:44:00
170.238.104.195 attackbotsspam
" "
2020-03-08 18:52:55
150.242.213.189 attack
Mar  8 05:48:16 dev0-dcde-rnet sshd[2869]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.242.213.189
Mar  8 05:48:18 dev0-dcde-rnet sshd[2869]: Failed password for invalid user demo from 150.242.213.189 port 43912 ssh2
Mar  8 05:50:57 dev0-dcde-rnet sshd[2887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.242.213.189
2020-03-08 18:56:44
180.179.208.27 attackspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-03-08 18:48:31
69.229.6.54 attackbotsspam
Mar  8 08:13:05 *** sshd[32233]: User root from 69.229.6.54 not allowed because not listed in AllowUsers
2020-03-08 18:52:20
41.89.250.100 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 08-03-2020 04:50:39.
2020-03-08 19:10:03

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