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 <<>> 104.21.66.170
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4205
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.170.			IN	A

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

;; Query time: 137 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:00:04 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 170.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 170.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
221.127.91.219 attackspam
Honeypot attack, port: 5555, PTR: PTR record not found
2020-04-30 21:04:54
5.188.9.19 attackspam
Brute force blocker - service: dovecot1 - aantal: 25 - Tue May 29 03:10:17 2018
2020-04-30 20:28:45
49.234.94.189 attackbots
Apr 30 14:28:04 host sshd[50046]: Invalid user daniel from 49.234.94.189 port 57252
...
2020-04-30 21:04:13
128.69.101.36 attackbots
Honeypot attack, port: 445, PTR: 128-69-101-36.broadband.corbina.ru.
2020-04-30 20:36:35
222.218.17.199 attack
Microsoft Mail Internet Headers Version 2.0
Received: from smtp08.amf-envoi.fr ([222.218.17.199]) by xxx with Microsoft SMTPSVC(6.0.3790.1830);
	 Thu, 30 Apr 2020 14:22:52 +0200
Return-Path: 
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
	s=neolane;
	d=mail.mutualfirst.com;
	h=domainkey-signature:from:date:subject:to:reply-to:mime-version:x-mailer:message-id:x-250ok-cid:tenantheader:affinity:x-cust_messageid:x-cust_deliveryid:x-cust_instancename:messagemaxretry:messageretryperiod:messagewebvalidityduration:messagevalidityduration:x-cust_imsorgid:content-type;
	bh=Y2nHG3SSivsVKyFi1AdrfHePKyWz2fqvBGFuc2cweq8=;
	b=aVduqy418SlsI4o/vhualJyUhA7Y0A8cWL+XhUectdkQ7LOtB8KwdDGd3b3x1LcdRnGRN4mtrQGJipZNxbACqjxxq4U1ZWw0cOyxIQvtRmTC9LqD9XVxkYpyei7+5LU7ArDh3cb1zC59xTF20IYDAAsKIbYXgX37j24DNz0/Vi0=
DomainKey-Signature: a=rsa-sha1; c=nofws; q=dns;
	s=neolane;
	d=mail.mutualfirst.com;
	h=From:Date:Subject:To:Reply-To:MIME-Version:X-mailer:Message-ID:X-250ok-CID:TenantHeader:Af
2020-04-30 20:32:38
87.156.57.215 attackspam
2020-04-30T12:52:55.863856shield sshd\[30644\]: Invalid user hal from 87.156.57.215 port 12347
2020-04-30T12:52:55.867869shield sshd\[30644\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=p579c39d7.dip0.t-ipconnect.de
2020-04-30T12:52:57.486193shield sshd\[30644\]: Failed password for invalid user hal from 87.156.57.215 port 12347 ssh2
2020-04-30T12:56:31.845205shield sshd\[31214\]: Invalid user yt from 87.156.57.215 port 49939
2020-04-30T12:56:31.849119shield sshd\[31214\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=p579c39d7.dip0.t-ipconnect.de
2020-04-30 21:02:06
222.186.180.130 attackspambots
Unauthorized connection attempt detected from IP address 222.186.180.130 to port 22
2020-04-30 20:43:47
167.71.40.124 attackspambots
2020-04-30T06:28:16.156271linuxbox-skyline sshd[70882]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.40.124  user=root
2020-04-30T06:28:18.729732linuxbox-skyline sshd[70882]: Failed password for root from 167.71.40.124 port 35636 ssh2
...
2020-04-30 20:44:52
95.58.63.106 attackbots
1588249688 - 04/30/2020 14:28:08 Host: 95.58.63.106/95.58.63.106 Port: 445 TCP Blocked
2020-04-30 21:01:01
49.233.90.108 attack
2020-04-30T12:55:51.164968shield sshd\[31133\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.90.108  user=root
2020-04-30T12:55:53.272652shield sshd\[31133\]: Failed password for root from 49.233.90.108 port 43108 ssh2
2020-04-30T13:01:22.479188shield sshd\[32444\]: Invalid user noah from 49.233.90.108 port 46304
2020-04-30T13:01:22.482921shield sshd\[32444\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.90.108
2020-04-30T13:01:24.032882shield sshd\[32444\]: Failed password for invalid user noah from 49.233.90.108 port 46304 ssh2
2020-04-30 21:06:32
74.205.35.88 attack
Spam sent from a hijacked user email account sourced from 171.103.175.30 using this IP addr as an email relay
2020-04-30 21:04:00
222.186.31.166 attack
Apr 30 09:28:21 firewall sshd[26859]: Failed password for root from 222.186.31.166 port 56320 ssh2
Apr 30 09:28:24 firewall sshd[26859]: Failed password for root from 222.186.31.166 port 56320 ssh2
Apr 30 09:28:26 firewall sshd[26859]: Failed password for root from 222.186.31.166 port 56320 ssh2
...
2020-04-30 20:39:27
107.170.249.243 attack
Apr 30 14:40:39 legacy sshd[25916]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.249.243
Apr 30 14:40:41 legacy sshd[25916]: Failed password for invalid user ash from 107.170.249.243 port 49420 ssh2
Apr 30 14:43:48 legacy sshd[25995]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.249.243
...
2020-04-30 20:52:11
137.74.166.77 attack
2020-04-30T14:44:58.762128sd-86998 sshd[28261]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.ip-137-74-166.eu  user=root
2020-04-30T14:45:00.558186sd-86998 sshd[28261]: Failed password for root from 137.74.166.77 port 44232 ssh2
2020-04-30T14:49:23.488708sd-86998 sshd[28833]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.ip-137-74-166.eu  user=root
2020-04-30T14:49:25.997665sd-86998 sshd[28833]: Failed password for root from 137.74.166.77 port 55752 ssh2
2020-04-30T14:53:33.648961sd-86998 sshd[29170]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.ip-137-74-166.eu  user=root
2020-04-30T14:53:35.811551sd-86998 sshd[29170]: Failed password for root from 137.74.166.77 port 39038 ssh2
...
2020-04-30 21:03:39
188.239.199.104 attack
Automatic report - Port Scan Attack
2020-04-30 20:51:53

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