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 <<>> 104.21.36.45
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25137
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.36.45.			IN	A

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

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 21:17:48 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 45.36.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 45.36.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
187.141.71.27 attackspam
2020-05-09T03:50:06.129314  sshd[24885]: Invalid user app from 187.141.71.27 port 33694
2020-05-09T03:50:06.144527  sshd[24885]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.141.71.27
2020-05-09T03:50:06.129314  sshd[24885]: Invalid user app from 187.141.71.27 port 33694
2020-05-09T03:50:08.768562  sshd[24885]: Failed password for invalid user app from 187.141.71.27 port 33694 ssh2
...
2020-05-09 23:09:59
171.242.75.233 attackspambots
2020-05-0305:49:511jV5dW-0008Bd-Vy\<=info@whatsup2013.chH=\(localhost\)[171.242.75.233]:40904P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3170id=22de683b301b3139a5a016ba5da9839f00a1bb@whatsup2013.chT="You'reaswonderfulasasunlight"fornateh4475@gmail.comt30y700@gmail.com2020-05-0305:48:041jV5bn-00084Z-PP\<=info@whatsup2013.chH=\(localhost\)[123.21.245.9]:36164P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3113id=00bf095a517a5058c4c177db3cc8e2fe3cfc30@whatsup2013.chT="Insearchoflong-termconnection"forjohnfabeets@gmail.commgs92576@ymail.com2020-05-0305:51:301jV5f8-0008JJ-3q\<=info@whatsup2013.chH=\(localhost\)[118.69.187.71]:43510P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3135id=0878ce9d96bd979f0306b01cfb0f25398ef9f6@whatsup2013.chT="Youareaslovelyasasunlight"forbrettdowning78@gmail.comkingmcbride231@gmail.com2020-05-0305:49:251jV5d7-00089g-3h\<=info@whatsup2013.chH=\(lo
2020-05-09 23:21:35
218.94.23.132 attackspam
SSH Invalid Login
2020-05-09 23:11:25
203.80.171.8 attackbots
Invalid user tech from 203.80.171.8 port 52937
2020-05-09 23:34:38
92.63.194.72 attackspam
RDP over non standard port
2020-05-09 23:50:16
59.127.195.93 attackbots
May  9 00:17:11 sigma sshd\[10875\]: Invalid user ubuntu from 59.127.195.93May  9 00:17:13 sigma sshd\[10875\]: Failed password for invalid user ubuntu from 59.127.195.93 port 52086 ssh2
...
2020-05-09 23:31:23
71.6.232.4 attackspambots
Brute force attack stopped by firewall
2020-05-09 23:10:57
77.244.215.115 attackspambots
Return-Path: 
Received: from nmspam1.e.nsc.no (nmspam1.e.nsc.no [148.123.163.132])
(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
(No client certificate requested)
by nmmx6.e.nsc.no (mx.online.no) with ESMTPS id 92CFAE0926

dating spam
2020-05-10 00:02:26
182.74.25.246 attack
Found by fail2ban
2020-05-09 23:12:33
68.183.153.161 attackspambots
ET CINS Active Threat Intelligence Poor Reputation IP group 56 - port: 17260 proto: TCP cat: Misc Attack
2020-05-09 23:35:56
80.211.9.57 attackspam
2020-05-09T02:14:47.144271abusebot-3.cloudsearch.cf sshd[20176]: Invalid user centos from 80.211.9.57 port 58036
2020-05-09T02:14:47.151826abusebot-3.cloudsearch.cf sshd[20176]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=cloud-io.cloud
2020-05-09T02:14:47.144271abusebot-3.cloudsearch.cf sshd[20176]: Invalid user centos from 80.211.9.57 port 58036
2020-05-09T02:14:49.761221abusebot-3.cloudsearch.cf sshd[20176]: Failed password for invalid user centos from 80.211.9.57 port 58036 ssh2
2020-05-09T02:19:35.125934abusebot-3.cloudsearch.cf sshd[20457]: Invalid user gix from 80.211.9.57 port 39266
2020-05-09T02:19:35.133584abusebot-3.cloudsearch.cf sshd[20457]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=cloud-io.cloud
2020-05-09T02:19:35.125934abusebot-3.cloudsearch.cf sshd[20457]: Invalid user gix from 80.211.9.57 port 39266
2020-05-09T02:19:37.282923abusebot-3.cloudsearch.cf sshd[20457]: Failed password
...
2020-05-09 23:55:22
129.226.71.163 attack
May  9 03:17:38 l02a sshd[13581]: Invalid user shared from 129.226.71.163
May  9 03:17:38 l02a sshd[13581]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.226.71.163 
May  9 03:17:38 l02a sshd[13581]: Invalid user shared from 129.226.71.163
May  9 03:17:41 l02a sshd[13581]: Failed password for invalid user shared from 129.226.71.163 port 41330 ssh2
2020-05-09 23:15:39
210.77.127.169 attack
May  8 17:11:17 hosting sshd[26914]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.77.127.169  user=root
May  8 17:11:19 hosting sshd[26914]: Failed password for root from 210.77.127.169 port 35376 ssh2
...
2020-05-09 23:12:17
51.77.201.5 attack
May  9 00:20:23 lock-38 sshd[2123105]: Failed password for invalid user hww from 51.77.201.5 port 35286 ssh2
May  9 00:20:23 lock-38 sshd[2123105]: Disconnected from invalid user hww 51.77.201.5 port 35286 [preauth]
May  9 00:29:44 lock-38 sshd[2123383]: Invalid user asteriskpbx from 51.77.201.5 port 49040
May  9 00:29:44 lock-38 sshd[2123383]: Invalid user asteriskpbx from 51.77.201.5 port 49040
May  9 00:29:44 lock-38 sshd[2123383]: Failed password for invalid user asteriskpbx from 51.77.201.5 port 49040 ssh2
...
2020-05-10 00:02:53
129.204.181.186 attackbots
May  9 03:56:43 rotator sshd\[7203\]: Invalid user mysql from 129.204.181.186May  9 03:56:45 rotator sshd\[7203\]: Failed password for invalid user mysql from 129.204.181.186 port 51306 ssh2May  9 04:01:06 rotator sshd\[7984\]: Invalid user click from 129.204.181.186May  9 04:01:08 rotator sshd\[7984\]: Failed password for invalid user click from 129.204.181.186 port 57536 ssh2May  9 04:05:27 rotator sshd\[8780\]: Invalid user celine from 129.204.181.186May  9 04:05:28 rotator sshd\[8780\]: Failed password for invalid user celine from 129.204.181.186 port 35540 ssh2
...
2020-05-09 23:33:51

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