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

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 <<>> 104.21.55.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22103
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.42.			IN	A

;; AUTHORITY SECTION:
.			340	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:17:33 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 42.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 42.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
82.217.67.240 attackspam
Lines containing failures of 82.217.67.240
Nov 25 22:07:25 shared07 sshd[16961]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.217.67.240  user=dovecot
Nov 25 22:07:27 shared07 sshd[16961]: Failed password for dovecot from 82.217.67.240 port 60220 ssh2
Nov 25 22:07:27 shared07 sshd[16961]: Received disconnect from 82.217.67.240 port 60220:11: Bye Bye [preauth]
Nov 25 22:07:27 shared07 sshd[16961]: Disconnected from authenticating user dovecot 82.217.67.240 port 60220 [preauth]
Nov 25 22:39:37 shared07 sshd[28281]: Invalid user zavadiuk from 82.217.67.240 port 48708
Nov 25 22:39:37 shared07 sshd[28281]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.217.67.240
Nov 25 22:39:39 shared07 sshd[28281]: Failed password for invalid user zavadiuk from 82.217.67.240 port 48708 ssh2
Nov 25 22:39:39 shared07 sshd[28281]: Received disconnect from 82.217.67.240 port 48708:11: Bye Bye [preauth]
Nov........
------------------------------
2019-11-26 09:08:24
106.13.6.116 attackspam
$f2bV_matches
2019-11-26 08:42:26
49.235.137.58 attack
Nov 26 02:22:30 microserver sshd[54964]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.137.58
Nov 26 02:22:31 microserver sshd[54964]: Failed password for invalid user bergeson from 49.235.137.58 port 37984 ssh2
Nov 26 02:27:56 microserver sshd[55652]: Invalid user borgar from 49.235.137.58 port 41758
Nov 26 02:27:56 microserver sshd[55652]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.137.58
Nov 26 02:40:07 microserver sshd[57352]: Invalid user seenivasa from 49.235.137.58 port 52816
Nov 26 02:40:07 microserver sshd[57352]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.137.58
Nov 26 02:40:09 microserver sshd[57352]: Failed password for invalid user seenivasa from 49.235.137.58 port 52816 ssh2
Nov 26 02:44:17 microserver sshd[57783]: Invalid user admin from 49.235.137.58 port 56512
Nov 26 02:44:17 microserver sshd[57783]: pam_unix(sshd:auth): authentication failur
2019-11-26 09:13:58
218.92.0.168 attackspam
Nov 26 05:39:21 gw1 sshd[31024]: Failed password for root from 218.92.0.168 port 10234 ssh2
Nov 26 05:39:32 gw1 sshd[31024]: error: maximum authentication attempts exceeded for root from 218.92.0.168 port 10234 ssh2 [preauth]
...
2019-11-26 08:39:47
218.92.0.134 attackspam
Nov 26 02:03:35 dedicated sshd[21048]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.134  user=root
Nov 26 02:03:37 dedicated sshd[21048]: Failed password for root from 218.92.0.134 port 35984 ssh2
2019-11-26 09:07:34
38.125.235.228 attack
[Mon Nov 25 22:44:43.797425 2019] [authz_core:error] [pid 3551] [client 38.125.235.228:49947] AH01630: client denied by server configuration: /srv/www/vhosts/rncbc/, referer: http://wwww.rncbc.org
[Mon Nov 25 22:44:44.469002 2019] [authz_core:error] [pid 4224] [client 38.125.235.228:59033] AH01630: client denied by server configuration: /srv/www/vhosts/rncbc/, referer: http://wwww.rncbc.org
[Mon Nov 25 22:44:45.596201 2019] [authz_core:error] [pid 3971] [client 38.125.235.228:55453] AH01630: client denied by server configuration: /srv/www/vhosts/rncbc/, referer: http://wwww.rncbc.org
...
2019-11-26 08:58:18
51.83.76.36 attack
5x Failed Password
2019-11-26 08:46:27
92.207.211.120 attack
RDP Bruteforce
2019-11-26 08:52:24
46.38.144.17 attackspam
Nov 26 01:55:51 relay postfix/smtpd\[23158\]: warning: unknown\[46.38.144.17\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 26 01:56:11 relay postfix/smtpd\[9065\]: warning: unknown\[46.38.144.17\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 26 01:56:29 relay postfix/smtpd\[22668\]: warning: unknown\[46.38.144.17\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 26 01:56:50 relay postfix/smtpd\[9142\]: warning: unknown\[46.38.144.17\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 26 01:57:07 relay postfix/smtpd\[22668\]: warning: unknown\[46.38.144.17\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-11-26 09:12:08
93.210.161.97 attack
Nov 25 03:36:17 prometheus imapd-ssl: LOGIN FAILED, method=PLAIN, ip=[::ffff:93.210.161.97]
Nov 25 03:36:22 prometheus imapd-ssl: LOGOUT, ip=[::ffff:93.210.161.97], rcvd=84, sent=342
Nov 25 03:36:22 prometheus imapd-ssl: LOGIN FAILED, method=PLAIN, ip=[::ffff:93.210.161.97]
Nov 25 03:36:27 prometheus imapd-ssl: LOGOUT, ip=[::ffff:93.210.161.97], rcvd=72, sent=342
Nov 25 03:36:27 prometheus imapd-ssl: LOGIN FAILED, user=sebastian, ip=[::ffff:93.210.161.97]
Nov 25 03:36:32 prometheus imapd-ssl: LOGOUT, ip=[::ffff:93.210.161.97], rcvd=48, sent=338
Nov 25 03:36:32 prometheus imapd-ssl: LOGIN FAILED, method=PLAIN, ip=[::ffff:93.210.161.97]
Nov 25 03:36:37 prometheus imapd-ssl: LOGOUT, ip=[::ffff:93.210.161.97], rcvd=84, sent=342
Nov 25 03:36:37 prometheus imapd-ssl: LOGIN FAILED, method=PLAIN, ip=[::ffff:93.210.161.97]
Nov 25 03:36:42 prometheus imapd-ssl: LOGOUT, ip=[::ffff:93.210.161.97], rcvd=72, sent=342
Nov 25 03:36:42 prometheus imapd-ssl: LOGIN FAILED, user=sebastian,........
-------------------------------
2019-11-26 09:01:40
218.77.107.6 attackbotsspam
Port 1433 Scan
2019-11-26 09:04:30
140.255.7.144 attackbotsspam
2019-11-25 16:44:36 dovecot_login authenticator failed for (qagnwrh.com) [140.255.7.144]:64246 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=ler@lerctr.org)
2019-11-25 16:44:44 dovecot_login authenticator failed for (qagnwrh.com) [140.255.7.144]:49722 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=ler@lerctr.org)
2019-11-25 16:44:56 dovecot_login authenticator failed for (qagnwrh.com) [140.255.7.144]:52352 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=ler@lerctr.org)
...
2019-11-26 08:49:54
177.155.36.214 attack
Automatic report - Port Scan Attack
2019-11-26 08:57:56
222.186.175.182 attackspambots
Nov 26 01:59:20 dcd-gentoo sshd[25169]: User root from 222.186.175.182 not allowed because none of user's groups are listed in AllowGroups
Nov 26 01:59:23 dcd-gentoo sshd[25169]: error: PAM: Authentication failure for illegal user root from 222.186.175.182
Nov 26 01:59:20 dcd-gentoo sshd[25169]: User root from 222.186.175.182 not allowed because none of user's groups are listed in AllowGroups
Nov 26 01:59:23 dcd-gentoo sshd[25169]: error: PAM: Authentication failure for illegal user root from 222.186.175.182
Nov 26 01:59:20 dcd-gentoo sshd[25169]: User root from 222.186.175.182 not allowed because none of user's groups are listed in AllowGroups
Nov 26 01:59:23 dcd-gentoo sshd[25169]: error: PAM: Authentication failure for illegal user root from 222.186.175.182
Nov 26 01:59:23 dcd-gentoo sshd[25169]: Failed keyboard-interactive/pam for invalid user root from 222.186.175.182 port 20922 ssh2
...
2019-11-26 09:03:43
176.96.225.73 attackbots
0,55-01/25 [bc00/m29] PostRequest-Spammer scoring: essen
2019-11-26 08:50:52

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