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 (Republic of)

Internet Service Provider: KT Corporation

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attack
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-13 17:36:27
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.140.55.147
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50618
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			405	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020041300 1800 900 604800 86400

;; Query time: 106 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Apr 13 17:36:22 CST 2020
;; MSG SIZE  rcvd: 118
Host info
Host 147.55.140.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 147.55.140.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
20.44.106.192 attack
Sql/code injection probe
2020-08-12 14:19:02
87.246.7.11 attack
Aug 12 05:39:05 mail.srvfarm.net postfix/smtpd[2870452]: warning: unknown[87.246.7.11]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:39:05 mail.srvfarm.net postfix/smtpd[2870452]: lost connection after AUTH from unknown[87.246.7.11]
Aug 12 05:39:21 mail.srvfarm.net postfix/smtpd[2870461]: warning: unknown[87.246.7.11]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:39:21 mail.srvfarm.net postfix/smtpd[2870461]: lost connection after AUTH from unknown[87.246.7.11]
Aug 12 05:39:40 mail.srvfarm.net postfix/smtpd[2870452]: warning: unknown[87.246.7.11]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-08-12 14:30:03
202.62.8.21 attackbotsspam
1597204391 - 08/12/2020 05:53:11 Host: 202.62.8.21/202.62.8.21 Port: 445 TCP Blocked
...
2020-08-12 13:51:52
185.234.219.230 attack
Aug 12 05:40:20 web01.agentur-b-2.de postfix/smtpd[1176310]: warning: unknown[185.234.219.230]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:40:20 web01.agentur-b-2.de postfix/smtpd[1176310]: lost connection after AUTH from unknown[185.234.219.230]
Aug 12 05:44:08 web01.agentur-b-2.de postfix/smtpd[1171802]: warning: unknown[185.234.219.230]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:44:08 web01.agentur-b-2.de postfix/smtpd[1171802]: lost connection after AUTH from unknown[185.234.219.230]
Aug 12 05:48:23 web01.agentur-b-2.de postfix/smtpd[1171802]: warning: unknown[185.234.219.230]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:48:23 web01.agentur-b-2.de postfix/smtpd[1171802]: lost connection after AUTH from unknown[185.234.219.230]
2020-08-12 14:23:10
134.175.93.231 attackspambots
PHP Info File Request - Possible PHP Version Scan
2020-08-12 14:02:07
45.236.129.157 attackbots
Bruteforce detected by fail2ban
2020-08-12 14:15:32
129.213.38.54 attack
Aug 12 08:00:42 buvik sshd[10228]: Failed password for root from 129.213.38.54 port 53732 ssh2
Aug 12 08:03:19 buvik sshd[10502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.213.38.54  user=root
Aug 12 08:03:21 buvik sshd[10502]: Failed password for root from 129.213.38.54 port 40286 ssh2
...
2020-08-12 14:08:30
88.250.30.190 attackspambots
Automatic report - Port Scan Attack
2020-08-12 14:02:44
191.53.223.116 attack
Aug 12 05:37:11 mail.srvfarm.net postfix/smtps/smtpd[2871474]: warning: unknown[191.53.223.116]: SASL PLAIN authentication failed: 
Aug 12 05:37:12 mail.srvfarm.net postfix/smtps/smtpd[2871474]: lost connection after AUTH from unknown[191.53.223.116]
Aug 12 05:40:47 mail.srvfarm.net postfix/smtpd[2870456]: warning: unknown[191.53.223.116]: SASL PLAIN authentication failed: 
Aug 12 05:40:47 mail.srvfarm.net postfix/smtpd[2870456]: lost connection after AUTH from unknown[191.53.223.116]
Aug 12 05:41:32 mail.srvfarm.net postfix/smtpd[2868697]: warning: unknown[191.53.223.116]: SASL PLAIN authentication failed:
2020-08-12 14:21:45
61.177.172.128 attackbots
Aug 12 07:49:46 ip40 sshd[31883]: Failed password for root from 61.177.172.128 port 20800 ssh2
Aug 12 07:49:50 ip40 sshd[31883]: Failed password for root from 61.177.172.128 port 20800 ssh2
...
2020-08-12 13:53:14
206.189.210.235 attackspambots
Brute-force attempt banned
2020-08-12 13:54:19
177.53.165.90 attack
Aug 12 05:23:08 mail.srvfarm.net postfix/smtps/smtpd[2853558]: warning: unknown[177.53.165.90]: SASL PLAIN authentication failed: 
Aug 12 05:23:09 mail.srvfarm.net postfix/smtps/smtpd[2853558]: lost connection after AUTH from unknown[177.53.165.90]
Aug 12 05:29:36 mail.srvfarm.net postfix/smtpd[2866058]: warning: unknown[177.53.165.90]: SASL PLAIN authentication failed: 
Aug 12 05:29:37 mail.srvfarm.net postfix/smtpd[2866058]: lost connection after AUTH from unknown[177.53.165.90]
Aug 12 05:32:21 mail.srvfarm.net postfix/smtps/smtpd[2870983]: warning: unknown[177.53.165.90]: SASL PLAIN authentication failed:
2020-08-12 14:27:26
120.132.68.57 attackbots
IP blocked
2020-08-12 14:06:24
134.122.72.221 attackbotsspam
Port scanning [2 denied]
2020-08-12 14:15:15
52.147.11.240 attack
Aug 12 05:32:29 mail.srvfarm.net postfix/smtps/smtpd[2866826]: warning: unknown[52.147.11.240]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:34:49 mail.srvfarm.net postfix/smtps/smtpd[2866825]: warning: unknown[52.147.11.240]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:37:09 mail.srvfarm.net postfix/smtps/smtpd[2866827]: warning: unknown[52.147.11.240]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:39:30 mail.srvfarm.net postfix/smtps/smtpd[2866647]: warning: unknown[52.147.11.240]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 12 05:41:52 mail.srvfarm.net postfix/smtps/smtpd[2871652]: warning: unknown[52.147.11.240]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-08-12 14:31:54

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