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 (the Republic of)

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 <<>> 42.21.97.105
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 33066
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;42.21.97.105.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021800 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 17:48:00 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 105.97.21.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 105.97.21.42.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.254.220.20 attackbotsspam
Invalid user test from 51.254.220.20 port 48971
2019-06-24 06:58:59
133.167.36.8 attackbots
Jun 23 22:54:59 b2b-pharm sshd[18687]: Did not receive identification string from 133.167.36.8 port 39756
Jun 23 22:57:37 b2b-pharm sshd[18708]: User r.r not allowed because account is locked
Jun 23 22:57:37 b2b-pharm sshd[18708]: error: maximum authentication attempts exceeded for invalid user r.r from 133.167.36.8 port 47406 ssh2 [preauth]
Jun 23 22:57:37 b2b-pharm sshd[18708]: User r.r not allowed because account is locked
Jun 23 22:57:37 b2b-pharm sshd[18708]: error: maximum authentication attempts exceeded for invalid user r.r from 133.167.36.8 port 47406 ssh2 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=133.167.36.8
2019-06-24 06:39:33
173.23.225.40 attackspambots
Jun 23 21:16:49 sshgateway sshd\[10190\]: Invalid user braxton from 173.23.225.40
Jun 23 21:16:49 sshgateway sshd\[10190\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=173.23.225.40
Jun 23 21:16:51 sshgateway sshd\[10190\]: Failed password for invalid user braxton from 173.23.225.40 port 52420 ssh2
2019-06-24 07:07:04
51.75.142.41 attackspambots
Jun 23 14:23:04 *** sshd[22161]: Failed password for invalid user source from 51.75.142.41 port 56247 ssh2
Jun 23 14:26:12 *** sshd[22187]: Failed password for invalid user eddie from 51.75.142.41 port 45217 ssh2
Jun 23 14:27:24 *** sshd[22191]: Failed password for invalid user test from 51.75.142.41 port 52099 ssh2
Jun 23 14:28:34 *** sshd[22194]: Failed password for invalid user testuser from 51.75.142.41 port 58981 ssh2
Jun 23 14:29:47 *** sshd[22197]: Failed password for invalid user nang from 51.75.142.41 port 37629 ssh2
Jun 23 14:30:53 *** sshd[22200]: Failed password for invalid user nen from 51.75.142.41 port 44511 ssh2
Jun 23 14:32:02 *** sshd[22203]: Failed password for invalid user tun from 51.75.142.41 port 51392 ssh2
Jun 23 14:33:14 *** sshd[22206]: Failed password for invalid user krishna from 51.75.142.41 port 58276 ssh2
Jun 23 14:34:25 *** sshd[22210]: Failed password for invalid user dropbox from 51.75.142.41 port 36925 ssh2
Jun 23 14:36:49 *** sshd[22219]: Failed password for invalid user mi
2019-06-24 07:18:59
88.165.49.147 attackbotsspam
Jun 23 22:05:08 core01 sshd\[29116\]: Invalid user constructor from 88.165.49.147 port 36980
Jun 23 22:05:08 core01 sshd\[29116\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.165.49.147
...
2019-06-24 07:03:32
218.90.162.234 attackbotsspam
Unauthorized SMTP/IMAP/POP3 connection attempt
2019-06-24 07:14:48
112.166.68.193 attack
ssh failed login
2019-06-24 06:51:18
66.94.85.26 attackbotsspam
NAME : NET-106A CIDR : 66.94.69.0/25 SYN Flood DDoS Attack USA - Ohio - block certain countries :) IP: 66.94.85.26  Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery https://help-dysk.pl
2019-06-24 07:11:49
51.15.254.217 attackbots
firewall-block, port(s): 445/tcp
2019-06-24 06:56:43
180.153.46.170 attack
Jun 19 14:53:54 josie sshd[21474]: Bad protocol version identification '' from 180.153.46.170
Jun 19 14:53:56 josie sshd[21479]: Invalid user support from 180.153.46.170
Jun 19 14:53:56 josie sshd[21479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.153.46.170 
Jun 19 14:53:58 josie sshd[21479]: Failed password for invalid user support from 180.153.46.170 port 34135 ssh2
Jun 19 14:53:58 josie sshd[21481]: Connection closed by 180.153.46.170
Jun 19 14:54:00 josie sshd[21533]: Invalid user ubnt from 180.153.46.170
Jun 19 14:54:00 josie sshd[21533]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.153.46.170 
Jun 19 14:54:02 josie sshd[21533]: Failed password for invalid user ubnt from 180.153.46.170 port 34442 ssh2
Jun 19 14:54:02 josie sshd[21534]: Connection closed by 180.153.46.170
Jun 19 14:54:04 josie sshd[21631]: Invalid user cisco from 180.153.46.170
Jun 19 14:54:04 josie sshd........
-------------------------------
2019-06-24 06:32:41
217.11.163.234 attack
Jun 23 16:05:32 debian sshd\[30030\]: Invalid user newuser from 217.11.163.234 port 19478
Jun 23 16:05:32 debian sshd\[30030\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.11.163.234
Jun 23 16:05:34 debian sshd\[30030\]: Failed password for invalid user newuser from 217.11.163.234 port 19478 ssh2
...
2019-06-24 06:56:26
52.231.25.242 attack
Jun 23 22:43:00 localhost sshd\[38126\]: Invalid user yuanwd from 52.231.25.242 port 54094
Jun 23 22:43:00 localhost sshd\[38126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.231.25.242
...
2019-06-24 06:31:23
178.128.7.124 attackspam
TCP port 25 (SMTP) attempt blocked by hMailServer IP-check. Abuse score 15%
2019-06-24 06:47:03
46.101.27.6 attackbots
Attempted SSH login
2019-06-24 06:38:02
141.98.9.2 attackspambots
Jun 24 00:37:04 mail postfix/smtpd\[28620\]: warning: unknown\[141.98.9.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 00:37:51 mail postfix/smtpd\[28620\]: warning: unknown\[141.98.9.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 00:38:39 mail postfix/smtpd\[27462\]: warning: unknown\[141.98.9.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24 06:44:14

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