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 <<>> 104.21.19.36
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25455
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.36.			IN	A

;; AUTHORITY SECTION:
.			585	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 20:15:01 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 36.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 36.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
144.217.171.230 attackbots
Saturday, October 10th 2020 @ 20:07:48

URL Request: /blackhole/
IP Address: 144.217.171.230
Host Name: ip230.ip-144-217-171.net
User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0
2020-10-11 12:48:39
45.248.69.106 attackspam
Oct 10 23:17:19 ny01 sshd[13123]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.248.69.106
Oct 10 23:17:22 ny01 sshd[13123]: Failed password for invalid user sedat from 45.248.69.106 port 47222 ssh2
Oct 10 23:21:12 ny01 sshd[13605]: Failed password for backup from 45.248.69.106 port 51880 ssh2
2020-10-11 12:38:06
158.140.180.71 attack
158.140.180.71 - - [10/Oct/2020:22:35:08 +0000] "POST /xmlrpc.php HTTP/1.1" 200 415 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
158.140.180.71 - - [10/Oct/2020:22:39:12 +0000] "POST /xmlrpc.php HTTP/1.1" 200 415 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
158.140.180.71 - - [10/Oct/2020:22:40:15 +0000] "POST /xmlrpc.php HTTP/1.1" 200 415 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
158.140.180.71 - - [10/Oct/2020:22:41:15 +0000] "POST /xmlrpc.php HTTP/1.1" 200 415 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
158.140.180.71 - - [10/Oct/2020:22:42:16 +0000] "POST /xmlrpc.php HTTP/1.1" 200 415 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
2020-10-11 12:52:14
106.12.102.54 attack
$f2bV_matches
2020-10-11 12:54:32
174.219.150.202 attackspam
Brute forcing email accounts
2020-10-11 12:56:43
62.210.151.21 attackbotsspam
[2020-10-10 18:10:43] NOTICE[1182][C-00002a57] chan_sip.c: Call from '' (62.210.151.21:58557) to extension '9008441665529305' rejected because extension not found in context 'public'.
[2020-10-10 18:10:43] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-10T18:10:43.226-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9008441665529305",SessionID="0x7f22f81cd5d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.151.21/58557",ACLName="no_extension_match"
[2020-10-10 18:10:49] NOTICE[1182][C-00002a58] chan_sip.c: Call from '' (62.210.151.21:53109) to extension '9994441665529305' rejected because extension not found in context 'public'.
[2020-10-10 18:10:49] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-10T18:10:49.251-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9994441665529305",SessionID="0x7f22f840f098",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/
...
2020-10-11 12:55:29
114.204.218.154 attackspambots
Automatic report BANNED IP
2020-10-11 12:34:14
212.70.149.68 attackspambots
Oct 11 06:33:12 mx postfix/smtps/smtpd\[27433\]: warning: unknown\[212.70.149.68\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 11 06:33:17 mx postfix/smtps/smtpd\[27433\]: lost connection after AUTH from unknown\[212.70.149.68\]
Oct 11 06:35:03 mx postfix/smtps/smtpd\[27433\]: warning: unknown\[212.70.149.68\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 11 06:35:08 mx postfix/smtps/smtpd\[27433\]: lost connection after AUTH from unknown\[212.70.149.68\]
Oct 11 06:36:55 mx postfix/smtps/smtpd\[25863\]: warning: unknown\[212.70.149.68\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-10-11 12:41:29
111.229.234.109 attack
Sep 24 17:42:27 roki-contabo sshd\[30213\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.234.109  user=root
Sep 24 17:42:29 roki-contabo sshd\[30213\]: Failed password for root from 111.229.234.109 port 43976 ssh2
Sep 24 17:46:14 roki-contabo sshd\[30232\]: Invalid user ts3srv from 111.229.234.109
Sep 24 17:46:14 roki-contabo sshd\[30232\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.234.109
Sep 24 17:46:16 roki-contabo sshd\[30232\]: Failed password for invalid user ts3srv from 111.229.234.109 port 42290 ssh2
...
2020-10-11 12:25:41
139.226.34.78 attack
(sshd) Failed SSH login from 139.226.34.78 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct 10 20:08:13 jbs1 sshd[26084]: Invalid user user1 from 139.226.34.78
Oct 10 20:08:13 jbs1 sshd[26084]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.226.34.78 
Oct 10 20:08:15 jbs1 sshd[26084]: Failed password for invalid user user1 from 139.226.34.78 port 16994 ssh2
Oct 10 20:11:40 jbs1 sshd[27588]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.226.34.78  user=root
Oct 10 20:11:43 jbs1 sshd[27588]: Failed password for root from 139.226.34.78 port 54945 ssh2
2020-10-11 12:23:21
221.7.213.133 attackspambots
SSH Brute Force
2020-10-11 12:31:06
51.68.122.147 attack
Oct 11 03:34:43 ajax sshd[2236]: Failed password for root from 51.68.122.147 port 53150 ssh2
2020-10-11 12:29:18
140.143.1.207 attack
2020-10-10T22:21:40.841089linuxbox-skyline sshd[24175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.1.207  user=root
2020-10-10T22:21:42.936622linuxbox-skyline sshd[24175]: Failed password for root from 140.143.1.207 port 47230 ssh2
...
2020-10-11 12:22:48
177.124.1.199 attackspambots
Attempts against non-existent wp-login
2020-10-11 12:44:59
122.31.188.43 attackspambots
20 attempts against mh-ssh on ice
2020-10-11 12:24:25

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