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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 56.121.21.134
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44464
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;56.121.21.134.			IN	A

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

;; Query time: 35 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 01 10:39:32 CST 2025
;; MSG SIZE  rcvd: 106
Host info
b'Host 134.21.121.56.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
server can't find 56.121.21.134.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
141.98.80.124 attackbots
Dec 18 12:16:10 mail postfix/smtpd[316]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed: 
Dec 18 12:16:11 mail postfix/smtpd[317]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed: 
Dec 18 12:16:11 mail postfix/smtpd[1389]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed: 
Dec 18 12:16:11 mail postfix/smtpd[27335]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed: 
Dec 18 12:16:11 mail postfix/smtpd[27667]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed: 
Dec 18 12:16:11 mail postfix/smtpd[322]: warning: unknown[141.98.80.124]: SASL PLAIN authentication failed:
2019-12-18 21:32:41
104.244.78.231 attack
Dec 18 13:30:56 vpn01 sshd[22899]: Failed password for root from 104.244.78.231 port 47856 ssh2
Dec 18 13:31:04 vpn01 sshd[22899]: Failed password for root from 104.244.78.231 port 47856 ssh2
...
2019-12-18 21:40:59
106.12.48.138 attack
Invalid user lasell from 106.12.48.138 port 44004
2019-12-18 21:40:23
118.24.220.237 attack
Lines containing failures of 118.24.220.237
Dec 17 10:11:59 zabbix sshd[3469]: Invalid user kotval from 118.24.220.237 port 42648
Dec 17 10:11:59 zabbix sshd[3469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.220.237
Dec 17 10:12:01 zabbix sshd[3469]: Failed password for invalid user kotval from 118.24.220.237 port 42648 ssh2
Dec 17 10:12:02 zabbix sshd[3469]: Received disconnect from 118.24.220.237 port 42648:11: Bye Bye [preauth]
Dec 17 10:12:02 zabbix sshd[3469]: Disconnected from invalid user kotval 118.24.220.237 port 42648 [preauth]
Dec 17 10:20:49 zabbix sshd[4808]: Invalid user admin from 118.24.220.237 port 54876
Dec 17 10:20:49 zabbix sshd[4808]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.220.237


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=118.24.220.237
2019-12-18 21:56:56
40.92.70.72 attack
Dec 18 16:38:48 debian-2gb-vpn-nbg1-1 kernel: [1054692.803753] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:38:96:44:d2:74:7f:6e:37:e3:08:00 SRC=40.92.70.72 DST=78.46.192.101 LEN=48 TOS=0x00 PREC=0x00 TTL=110 ID=483 DF PROTO=TCP SPT=58695 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0
2019-12-18 21:49:16
93.114.234.116 attack
93.114.234.116 - - [18/Dec/2019:08:34:35 +0000] "POST /wp-login.php HTTP/1.1" 200 6393 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
93.114.234.116 - - [18/Dec/2019:08:34:36 +0000] "POST /xmlrpc.php HTTP/1.1" 200 403 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2019-12-18 21:38:18
118.42.125.170 attackspam
Dec 18 14:28:09 tux-35-217 sshd\[2285\]: Invalid user rothe from 118.42.125.170 port 58226
Dec 18 14:28:09 tux-35-217 sshd\[2285\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.42.125.170
Dec 18 14:28:12 tux-35-217 sshd\[2285\]: Failed password for invalid user rothe from 118.42.125.170 port 58226 ssh2
Dec 18 14:34:59 tux-35-217 sshd\[2309\]: Invalid user dovecot from 118.42.125.170 port 35862
Dec 18 14:34:59 tux-35-217 sshd\[2309\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.42.125.170
...
2019-12-18 21:45:22
164.132.196.98 attackspam
SSH bruteforce
2019-12-18 21:56:36
37.187.16.30 attackspambots
$f2bV_matches
2019-12-18 21:36:00
104.248.121.67 attackspambots
Invalid user williford from 104.248.121.67 port 60747
2019-12-18 21:39:03
106.13.135.44 attackspam
Dec 18 09:22:08 mail1 sshd\[23987\]: Invalid user tempora from 106.13.135.44 port 53502
Dec 18 09:22:08 mail1 sshd\[23987\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.135.44
Dec 18 09:22:10 mail1 sshd\[23987\]: Failed password for invalid user tempora from 106.13.135.44 port 53502 ssh2
Dec 18 09:32:43 mail1 sshd\[28758\]: Invalid user wv from 106.13.135.44 port 42140
Dec 18 09:32:43 mail1 sshd\[28758\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.135.44
...
2019-12-18 21:48:29
121.46.71.246 attack
Unauthorized connection attempt detected from IP address 121.46.71.246 to port 445
2019-12-18 21:45:04
51.75.28.134 attackbotsspam
Invalid user abdulkaf from 51.75.28.134 port 60514
2019-12-18 21:50:32
202.62.8.21 attack
Unauthorized connection attempt detected from IP address 202.62.8.21 to port 445
2019-12-18 21:38:43
103.126.172.6 attack
2019-12-17 UTC: 2x - (2x)
2019-12-18 21:57:27

Recently Reported IPs

63.96.56.209 221.42.112.103 4.164.204.100 101.161.83.254
108.209.220.92 53.133.86.238 91.201.166.128 133.146.182.92
162.183.138.62 19.239.112.174 47.18.81.136 26.162.201.88
151.98.233.154 207.5.160.195 30.233.67.119 132.16.97.210
96.37.39.59 201.11.117.165 14.103.96.165 168.151.133.203