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: Yongin-si

Region: Gyeonggi-do

Country: South Korea

Internet Service Provider: unknown

Hostname: unknown

Organization: Korea Telecom

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 <<>> 121.137.242.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35043
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019061101 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Wed Jun 12 08:11:21 CST 2019
;; MSG SIZE  rcvd: 118

Host info
Host 42.242.137.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 42.242.137.121.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
185.220.101.198 attackbots
Unauthorized connection attempt detected from IP address 185.220.101.198 to port 8545
2020-05-29 14:17:53
222.186.30.112 attackbotsspam
SSH/22 MH Probe, BF, Hack -
2020-05-29 14:06:04
193.169.212.95 attackspam
SpamScore above: 10.0
2020-05-29 14:07:59
212.129.60.155 attackbots
[2020-05-29 01:36:22] NOTICE[1157][C-0000a566] chan_sip.c: Call from '' (212.129.60.155:51581) to extension '67011972592277524' rejected because extension not found in context 'public'.
[2020-05-29 01:36:22] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-29T01:36:22.829-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="67011972592277524",SessionID="0x7f5f1039ca78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/212.129.60.155/51581",ACLName="no_extension_match"
[2020-05-29 01:39:05] NOTICE[1157][C-0000a569] chan_sip.c: Call from '' (212.129.60.155:52098) to extension '68011972592277524' rejected because extension not found in context 'public'.
[2020-05-29 01:39:05] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-29T01:39:05.672-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="68011972592277524",SessionID="0x7f5f100266a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress
...
2020-05-29 14:03:33
139.59.88.70 attackbots
SSH Scan
2020-05-29 14:28:13
128.199.254.21 attack
SSH Login Bruteforce
2020-05-29 14:26:48
14.215.165.131 attackspam
2020-05-29T08:48:02.676244lavrinenko.info sshd[1967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.215.165.131
2020-05-29T08:48:02.664925lavrinenko.info sshd[1967]: Invalid user applmgr from 14.215.165.131 port 52656
2020-05-29T08:48:04.785448lavrinenko.info sshd[1967]: Failed password for invalid user applmgr from 14.215.165.131 port 52656 ssh2
2020-05-29T08:51:15.178734lavrinenko.info sshd[2047]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.215.165.131  user=root
2020-05-29T08:51:17.117072lavrinenko.info sshd[2047]: Failed password for root from 14.215.165.131 port 46540 ssh2
...
2020-05-29 14:24:19
202.83.27.171 attack
20/5/28@23:54:16: FAIL: Alarm-Intrusion address from=202.83.27.171
...
2020-05-29 14:16:34
142.250.96.26 attackspam
Bulletproof hosting of fmfnigeria21@gmail.com phishing account
2020-05-29 14:40:42
220.134.95.140 attackbots
Telnet Server BruteForce Attack
2020-05-29 14:21:17
193.169.212.85 attack
SpamScore above: 10.0
2020-05-29 14:08:33
113.88.164.245 attackbotsspam
May 29 08:11:20 buvik sshd[25060]: Invalid user admin from 113.88.164.245
May 29 08:11:20 buvik sshd[25060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.88.164.245
May 29 08:11:22 buvik sshd[25060]: Failed password for invalid user admin from 113.88.164.245 port 57162 ssh2
...
2020-05-29 14:36:11
139.199.98.175 attackspambots
Invalid user walter from 139.199.98.175 port 44696
2020-05-29 14:32:38
185.143.74.81 attack
May 29 08:09:28 relay postfix/smtpd\[28504\]: warning: unknown\[185.143.74.81\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 29 08:09:39 relay postfix/smtpd\[9717\]: warning: unknown\[185.143.74.81\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 29 08:11:53 relay postfix/smtpd\[17552\]: warning: unknown\[185.143.74.81\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 29 08:12:02 relay postfix/smtpd\[4211\]: warning: unknown\[185.143.74.81\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 29 08:14:20 relay postfix/smtpd\[17552\]: warning: unknown\[185.143.74.81\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-29 14:25:53
220.85.206.96 attackspam
May 29 07:09:22 ArkNodeAT sshd\[8183\]: Invalid user ubuntu from 220.85.206.96
May 29 07:09:22 ArkNodeAT sshd\[8183\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.85.206.96
May 29 07:09:24 ArkNodeAT sshd\[8183\]: Failed password for invalid user ubuntu from 220.85.206.96 port 53830 ssh2
2020-05-29 14:24:46

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