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: None

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 <<>> 104.21.235.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23030
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.235.164.			IN	A

;; AUTHORITY SECTION:
.			526	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 08:34:09 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 164.235.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.235.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.91.56.133 attack
Aug 29 11:17:38 herz-der-gamer sshd[17977]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.56.133  user=root
Aug 29 11:17:41 herz-der-gamer sshd[17977]: Failed password for root from 51.91.56.133 port 56362 ssh2
Aug 29 11:25:22 herz-der-gamer sshd[18193]: Invalid user svetlana from 51.91.56.133 port 50800
...
2019-08-29 22:29:21
13.90.92.68 attackbotsspam
Aug 29 17:00:13 server2 sshd\[1431\]: User root from 13.90.92.68 not allowed because not listed in AllowUsers
Aug 29 17:00:15 server2 sshd\[1433\]: Invalid user admin from 13.90.92.68
Aug 29 17:00:21 server2 sshd\[1435\]: Invalid user admin from 13.90.92.68
Aug 29 17:00:24 server2 sshd\[1450\]: Invalid user user from 13.90.92.68
Aug 29 17:00:25 server2 sshd\[1453\]: Invalid user ubnt from 13.90.92.68
Aug 29 17:00:26 server2 sshd\[1456\]: Invalid user admin from 13.90.92.68
2019-08-29 22:44:37
185.211.245.198 attack
2019-08-29T15:13:28.599765beta postfix/smtpd[27519]: warning: unknown[185.211.245.198]: SASL LOGIN authentication failed: authentication failure
2019-08-29T15:13:32.889315beta postfix/smtpd[27519]: warning: unknown[185.211.245.198]: SASL LOGIN authentication failed: authentication failure
2019-08-29T15:19:35.787883beta postfix/smtpd[27617]: warning: unknown[185.211.245.198]: SASL LOGIN authentication failed: authentication failure
...
2019-08-29 22:21:04
58.162.140.172 attackbots
invalid user
2019-08-29 23:46:17
41.224.59.78 attackspambots
[Aegis] @ 2019-08-29 14:07:42  0100 -> Attempted Administrator Privilege Gain: ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack
2019-08-29 23:46:57
37.34.148.57 attackspambots
*Port Scan* detected from 37.34.148.57 (KW/Kuwait/-). 4 hits in the last 110 seconds
2019-08-29 22:45:04
220.134.144.96 attackbots
Aug 29 05:00:06 hcbb sshd\[8887\]: Invalid user cherry from 220.134.144.96
Aug 29 05:00:06 hcbb sshd\[8887\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220-134-144-96.hinet-ip.hinet.net
Aug 29 05:00:09 hcbb sshd\[8887\]: Failed password for invalid user cherry from 220.134.144.96 port 42802 ssh2
Aug 29 05:04:57 hcbb sshd\[9319\]: Invalid user scaner from 220.134.144.96
Aug 29 05:04:57 hcbb sshd\[9319\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220-134-144-96.hinet-ip.hinet.net
2019-08-29 23:10:42
128.14.209.147 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-29 22:41:07
123.58.251.117 attackspam
Aug 29 04:42:46 kapalua sshd\[20578\]: Invalid user tomcat from 123.58.251.117
Aug 29 04:42:46 kapalua sshd\[20578\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.58.251.117
Aug 29 04:42:48 kapalua sshd\[20578\]: Failed password for invalid user tomcat from 123.58.251.117 port 49728 ssh2
Aug 29 04:49:36 kapalua sshd\[21179\]: Invalid user vernon from 123.58.251.117
Aug 29 04:49:36 kapalua sshd\[21179\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.58.251.117
2019-08-29 23:07:29
120.29.108.65 attackspambots
Malicious/Probing: /xmlrpc.php
2019-08-29 23:36:10
91.121.103.175 attackbots
Aug 29 05:38:02 aiointranet sshd\[19991\]: Invalid user zw from 91.121.103.175
Aug 29 05:38:02 aiointranet sshd\[19991\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns354139.ip-91-121-103.eu
Aug 29 05:38:04 aiointranet sshd\[19991\]: Failed password for invalid user zw from 91.121.103.175 port 35932 ssh2
Aug 29 05:43:16 aiointranet sshd\[20534\]: Invalid user bkp from 91.121.103.175
Aug 29 05:43:16 aiointranet sshd\[20534\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns354139.ip-91-121-103.eu
2019-08-29 23:57:50
79.137.72.171 attackspambots
Aug 29 01:54:55 vtv3 sshd\[31651\]: Invalid user bromberg from 79.137.72.171 port 48348
Aug 29 01:54:55 vtv3 sshd\[31651\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.72.171
Aug 29 01:54:57 vtv3 sshd\[31651\]: Failed password for invalid user bromberg from 79.137.72.171 port 48348 ssh2
Aug 29 02:00:38 vtv3 sshd\[2628\]: Invalid user rodrique from 79.137.72.171 port 42878
Aug 29 02:00:38 vtv3 sshd\[2628\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.72.171
Aug 29 02:11:03 vtv3 sshd\[7698\]: Invalid user permlink from 79.137.72.171 port 60163
Aug 29 02:11:03 vtv3 sshd\[7698\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.72.171
Aug 29 02:11:05 vtv3 sshd\[7698\]: Failed password for invalid user permlink from 79.137.72.171 port 60163 ssh2
Aug 29 02:16:18 vtv3 sshd\[10280\]: Invalid user weenie from 79.137.72.171 port 54693
Aug 29 02:16:18 vtv3 sshd\[102
2019-08-29 22:25:47
104.248.157.14 attack
2019-08-29T09:57:58.837452abusebot.cloudsearch.cf sshd\[31640\]: Invalid user student from 104.248.157.14 port 42378
2019-08-29 22:35:45
108.235.160.215 attack
Invalid user darkman from 108.235.160.215 port 41648
2019-08-29 23:00:24
106.13.78.56 attack
Aug 29 12:26:03 OPSO sshd\[3795\]: Invalid user andres from 106.13.78.56 port 37004
Aug 29 12:26:03 OPSO sshd\[3795\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.78.56
Aug 29 12:26:05 OPSO sshd\[3795\]: Failed password for invalid user andres from 106.13.78.56 port 37004 ssh2
Aug 29 12:28:50 OPSO sshd\[4143\]: Invalid user specadm from 106.13.78.56 port 60814
Aug 29 12:28:50 OPSO sshd\[4143\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.78.56
2019-08-29 23:34:01

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