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

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 <<>> 21.48.121.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11918
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.48.121.2.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021002 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 11 11:39:57 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 2.121.48.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 2.121.48.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
142.4.22.236 attack
142.4.22.236 - - \[21/Dec/2019:15:52:57 +0100\] "POST /wp-login.php HTTP/1.0" 200 6640 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
142.4.22.236 - - \[21/Dec/2019:15:53:07 +0100\] "POST /wp-login.php HTTP/1.0" 200 6453 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
142.4.22.236 - - \[21/Dec/2019:15:53:10 +0100\] "POST /wp-login.php HTTP/1.0" 200 6453 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-12-22 02:10:09
49.88.112.113 attackbotsspam
Dec 21 08:35:58 wbs sshd\[21507\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.113  user=root
Dec 21 08:36:00 wbs sshd\[21507\]: Failed password for root from 49.88.112.113 port 10922 ssh2
Dec 21 08:36:02 wbs sshd\[21507\]: Failed password for root from 49.88.112.113 port 10922 ssh2
Dec 21 08:36:04 wbs sshd\[21507\]: Failed password for root from 49.88.112.113 port 10922 ssh2
Dec 21 08:37:11 wbs sshd\[21674\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.113  user=root
2019-12-22 02:40:26
35.192.20.114 attackbotsspam
php WP PHPmyadamin ABUSE blocked for 12h
2019-12-22 02:38:55
189.79.100.98 attackspambots
Dec 21 08:22:22 web9 sshd\[30346\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.79.100.98  user=root
Dec 21 08:22:24 web9 sshd\[30346\]: Failed password for root from 189.79.100.98 port 60166 ssh2
Dec 21 08:29:14 web9 sshd\[31314\]: Invalid user bovim from 189.79.100.98
Dec 21 08:29:14 web9 sshd\[31314\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.79.100.98
Dec 21 08:29:16 web9 sshd\[31314\]: Failed password for invalid user bovim from 189.79.100.98 port 37202 ssh2
2019-12-22 02:32:32
54.38.139.210 attack
Dec 21 17:54:29 lnxweb62 sshd[32127]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.139.210
2019-12-22 02:23:39
206.81.12.209 attack
$f2bV_matches
2019-12-22 02:09:42
91.230.153.121 attack
Dec 21 17:10:11 debian-2gb-nbg1-2 kernel: \[597367.480895\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=91.230.153.121 DST=195.201.40.59 LEN=40 TOS=0x10 PREC=0x60 TTL=245 ID=38529 PROTO=TCP SPT=54452 DPT=50219 WINDOW=1024 RES=0x00 SYN URGP=0
2019-12-22 02:20:44
175.126.38.71 attack
Invalid user webadmin from 175.126.38.71 port 42066
2019-12-22 02:32:01
212.156.132.182 attackspam
SSH Brute-Forcing (server2)
2019-12-22 02:30:31
185.156.73.52 attackbotsspam
12/21/2019-13:35:22.509191 185.156.73.52 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-12-22 02:36:32
104.168.145.77 attackbotsspam
Dec 21 17:47:30 game-panel sshd[1850]: Failed password for uucp from 104.168.145.77 port 41272 ssh2
Dec 21 17:56:16 game-panel sshd[2277]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.168.145.77
Dec 21 17:56:18 game-panel sshd[2277]: Failed password for invalid user stribley from 104.168.145.77 port 46134 ssh2
2019-12-22 02:17:37
36.11.86.36 attack
Dec 21 16:52:18 server2 sshd\[6037\]: User root from kd036011086036.au-net.ne.jp not allowed because not listed in AllowUsers
Dec 21 16:52:24 server2 sshd\[6044\]: User root from kd036011086036.au-net.ne.jp not allowed because not listed in AllowUsers
Dec 21 16:52:30 server2 sshd\[6046\]: User root from kd036011086036.au-net.ne.jp not allowed because not listed in AllowUsers
Dec 21 16:52:38 server2 sshd\[6048\]: User root from kd036011086036.au-net.ne.jp not allowed because not listed in AllowUsers
Dec 21 16:52:48 server2 sshd\[6050\]: Invalid user admin from 36.11.86.36
Dec 21 16:52:54 server2 sshd\[6052\]: Invalid user admin from 36.11.86.36
2019-12-22 02:25:01
113.164.8.157 attack
Unauthorized connection attempt detected from IP address 113.164.8.157 to port 445
2019-12-22 02:48:36
54.36.163.141 attackbotsspam
Dec 21 08:24:17 tdfoods sshd\[9723\]: Invalid user donna from 54.36.163.141
Dec 21 08:24:17 tdfoods sshd\[9723\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.ip-54-36-163.eu
Dec 21 08:24:19 tdfoods sshd\[9723\]: Failed password for invalid user donna from 54.36.163.141 port 49032 ssh2
Dec 21 08:29:06 tdfoods sshd\[10177\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.ip-54-36-163.eu  user=proxy
Dec 21 08:29:08 tdfoods sshd\[10177\]: Failed password for proxy from 54.36.163.141 port 52736 ssh2
2019-12-22 02:34:19
54.37.154.113 attack
Dec 21 18:41:09 pornomens sshd\[23691\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.154.113  user=root
Dec 21 18:41:11 pornomens sshd\[23691\]: Failed password for root from 54.37.154.113 port 39856 ssh2
Dec 21 18:51:45 pornomens sshd\[23798\]: Invalid user admin from 54.37.154.113 port 46104
Dec 21 18:51:45 pornomens sshd\[23798\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.154.113
...
2019-12-22 02:21:06

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