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 <<>> 104.18.21.209
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51506
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.209.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 05:34:50 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 209.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 209.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.71.214.208 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 11-10-2019 20:00:56.
2019-10-12 08:46:15
217.21.147.112 attackbotsspam
SMB Server BruteForce Attack
2019-10-12 08:25:24
106.13.115.197 attackbotsspam
Oct 11 19:50:03 xtremcommunity sshd\[426711\]: Invalid user Enrique@123 from 106.13.115.197 port 47673
Oct 11 19:50:03 xtremcommunity sshd\[426711\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.115.197
Oct 11 19:50:05 xtremcommunity sshd\[426711\]: Failed password for invalid user Enrique@123 from 106.13.115.197 port 47673 ssh2
Oct 11 19:53:47 xtremcommunity sshd\[426789\]: Invalid user Enrique@123 from 106.13.115.197 port 35004
Oct 11 19:53:47 xtremcommunity sshd\[426789\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.115.197
...
2019-10-12 08:37:44
36.71.239.87 attackspambots
Attempt to attack host OS, exploiting network vulnerabilities, on 11-10-2019 20:00:56.
2019-10-12 08:45:58
216.218.206.70 attackbotsspam
scan z
2019-10-12 08:16:06
62.216.63.144 attack
SMB Server BruteForce Attack
2019-10-12 08:08:55
170.254.151.214 attack
Unauthorized connection attempt from IP address 170.254.151.214 on Port 445(SMB)
2019-10-12 08:18:18
46.187.51.226 attackspambots
SMB Server BruteForce Attack
2019-10-12 08:30:53
94.231.130.172 attackspambots
SMB Server BruteForce Attack
2019-10-12 08:21:04
222.186.175.151 attackspambots
2019-10-12T07:15:57.891452enmeeting.mahidol.ac.th sshd\[828\]: User root from 222.186.175.151 not allowed because not listed in AllowUsers
2019-10-12T07:15:59.152234enmeeting.mahidol.ac.th sshd\[828\]: Failed none for invalid user root from 222.186.175.151 port 3978 ssh2
2019-10-12T07:16:00.522377enmeeting.mahidol.ac.th sshd\[828\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.151  user=root
...
2019-10-12 08:31:44
51.38.152.200 attackspam
Oct 11 20:54:20 SilenceServices sshd[24568]: Failed password for root from 51.38.152.200 port 46108 ssh2
Oct 11 20:57:45 SilenceServices sshd[25478]: Failed password for root from 51.38.152.200 port 37730 ssh2
2019-10-12 08:18:48
186.177.90.246 attackbotsspam
Unauthorized connection attempt from IP address 186.177.90.246 on Port 445(SMB)
2019-10-12 08:34:49
59.120.197.109 attackspambots
Unauthorized connection attempt from IP address 59.120.197.109 on Port 445(SMB)
2019-10-12 08:15:54
77.247.110.228 attack
\[2019-10-11 20:05:50\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-11T20:05:50.796-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="677780101148627490016",SessionID="0x7fc3ac2ed548",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.228/51615",ACLName="no_extension_match"
\[2019-10-11 20:06:11\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-11T20:06:11.769-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="812701148957156005",SessionID="0x7fc3ad578188",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.228/58240",ACLName="no_extension_match"
\[2019-10-11 20:06:29\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-11T20:06:29.516-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="381101148757329004",SessionID="0x7fc3ac5226d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.228/51486",
2019-10-12 08:23:55
222.186.15.110 attack
Oct 11 20:32:43 plusreed sshd[30269]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.110  user=root
Oct 11 20:32:45 plusreed sshd[30269]: Failed password for root from 222.186.15.110 port 44596 ssh2
...
2019-10-12 08:35:50

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