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: South Korea

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 <<>> 42.21.43.223
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38402
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;42.21.43.223.			IN	A

;; AUTHORITY SECTION:
.			417	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2021122801 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Dec 29 09:35:04 CST 2021
;; MSG SIZE  rcvd: 105
Host info
Host 223.43.21.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 223.43.21.42.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
46.101.119.148 attackbots
Unauthorized connection attempt detected from IP address 46.101.119.148 to port 2220 [J]
2020-02-01 11:00:56
46.148.205.2 attack
Jan 31 22:18:33 Invalid user upload from 46.148.205.2 port 60829
2020-02-01 11:00:40
78.211.26.84 attackbots
Unauthorized connection attempt detected from IP address 78.211.26.84 to port 2220 [J]
2020-02-01 11:04:11
138.68.26.48 attackspam
Feb  1 01:58:42 ws24vmsma01 sshd[10622]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.26.48
Feb  1 01:58:45 ws24vmsma01 sshd[10622]: Failed password for invalid user vbox from 138.68.26.48 port 44974 ssh2
...
2020-02-01 13:02:54
81.22.45.83 attackbotsspam
SNORT TCP  Port: 3389 Classtype misc-attack - ET DROP Dshield Block Listed Source group 1 - - Destination xx.xx.4.1 Port: 3389 - - Source 81.22.45.83 Port: 56127   (Listed on  zen-spamhaus)     (16)
2020-02-01 10:59:44
159.89.169.137 attackbots
Jan 31 19:11:11 hpm sshd\[8766\]: Invalid user nagios from 159.89.169.137
Jan 31 19:11:11 hpm sshd\[8766\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.169.137
Jan 31 19:11:13 hpm sshd\[8766\]: Failed password for invalid user nagios from 159.89.169.137 port 47988 ssh2
Jan 31 19:14:29 hpm sshd\[9676\]: Invalid user tom from 159.89.169.137
Jan 31 19:14:29 hpm sshd\[9676\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.169.137
2020-02-01 13:31:04
35.183.126.125 attackbots
Time:     Fri Jan 31 18:27:15 2020 -0300
IP:       35.183.126.125 (CA/Canada/ec2-35-183-126-125.ca-central-1.compute.amazonaws.com)
Failures: 5 (mod_security)
Interval: 3600 seconds
Blocked:  Permanent Block
2020-02-01 11:04:27
208.48.167.211 attack
Jan 31 18:55:38 auw2 sshd\[23371\]: Invalid user user from 208.48.167.211
Jan 31 18:55:38 auw2 sshd\[23371\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=208.48.167.211
Jan 31 18:55:39 auw2 sshd\[23371\]: Failed password for invalid user user from 208.48.167.211 port 52188 ssh2
Jan 31 18:58:22 auw2 sshd\[23631\]: Invalid user musicbot from 208.48.167.211
Jan 31 18:58:22 auw2 sshd\[23631\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=208.48.167.211
2020-02-01 13:21:13
79.114.105.24 attack
CloudCIX Reconnaissance Scan Detected, PTR: 79-114-105-24.rdsnet.ro.
2020-02-01 13:06:25
119.254.12.66 attack
Feb  1 06:06:25 vmd17057 sshd\[18438\]: Invalid user test4 from 119.254.12.66 port 53950
Feb  1 06:06:25 vmd17057 sshd\[18438\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.254.12.66
Feb  1 06:06:27 vmd17057 sshd\[18438\]: Failed password for invalid user test4 from 119.254.12.66 port 53950 ssh2
...
2020-02-01 13:16:21
218.92.0.145 attackspambots
$f2bV_matches
2020-02-01 10:51:42
45.79.152.7 attack
Unauthorized connection attempt detected from IP address 45.79.152.7 to port 443 [J]
2020-02-01 11:01:10
181.49.254.230 attackspam
Unauthorized connection attempt detected from IP address 181.49.254.230 to port 2220 [J]
2020-02-01 13:32:45
94.25.177.240 attack
Unauthorized connection attempt from IP address 94.25.177.240 on Port 445(SMB)
2020-02-01 11:03:38
180.124.4.37 attack
Feb  1 05:58:07 grey postfix/smtpd\[15061\]: NOQUEUE: reject: RCPT from unknown\[180.124.4.37\]: 554 5.7.1 Service unavailable\; Client host \[180.124.4.37\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[180.124.4.37\]\; from=\ to=\ proto=ESMTP helo=\
...
2020-02-01 13:35:27

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