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 <<>> 104.21.52.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38069
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.52.18.			IN	A

;; AUTHORITY SECTION:
.			599	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:35:42 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.52.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.52.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
111.67.204.182 attack
May  2 13:20:41 ns381471 sshd[5795]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.67.204.182
May  2 13:20:44 ns381471 sshd[5795]: Failed password for invalid user cd from 111.67.204.182 port 53924 ssh2
2020-05-02 19:42:28
62.234.137.128 attackspam
$f2bV_matches
2020-05-02 20:07:28
198.108.67.29 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-05-02 19:41:17
106.54.224.208 attackbotsspam
Invalid user vivian from 106.54.224.208 port 37170
2020-05-02 20:13:53
35.239.187.6 attack
Port scan(s) denied
2020-05-02 20:10:30
49.88.112.67 attack
May  2 08:50:42 dns1 sshd[333]: Failed password for root from 49.88.112.67 port 35858 ssh2
May  2 08:50:46 dns1 sshd[333]: Failed password for root from 49.88.112.67 port 35858 ssh2
May  2 08:50:48 dns1 sshd[333]: Failed password for root from 49.88.112.67 port 35858 ssh2
2020-05-02 20:12:59
59.41.198.154 attackbots
SSH/22 MH Probe, BF, Hack -
2020-05-02 20:04:36
222.186.52.131 attackbotsspam
May  2 12:05:03 plex sshd[15227]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.52.131  user=root
May  2 12:05:05 plex sshd[15227]: Failed password for root from 222.186.52.131 port 36653 ssh2
2020-05-02 20:03:13
104.217.8.116 attack
spam
2020-05-02 20:01:00
167.71.137.237 attackbotsspam
Automatic report - XMLRPC Attack
2020-05-02 20:02:34
45.143.220.230 attackspambots
[2020-05-02 05:01:47] NOTICE[1170][C-000097e4] chan_sip.c: Call from '' (45.143.220.230:5261) to extension '2081822273' rejected because extension not found in context 'public'.
[2020-05-02 05:01:47] SECURITY[1184] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-02T05:01:47.296-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="2081822273",SessionID="0x7f6c08184668",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/45.143.220.230/5261",ACLName="no_extension_match"
[2020-05-02 05:01:47] NOTICE[1170][C-000097e5] chan_sip.c: Call from '' (45.143.220.230:5261) to extension '0' rejected because extension not found in context 'public'.
[2020-05-02 05:01:47] SECURITY[1184] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-02T05:01:47.387-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0",SessionID="0x7f6c082fee88",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/45.143.220.230/5261",ACLName="no_exten
...
2020-05-02 20:01:52
200.195.174.228 attackbotsspam
May  2 13:12:05 ArkNodeAT sshd\[16315\]: Invalid user nagios from 200.195.174.228
May  2 13:12:05 ArkNodeAT sshd\[16315\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.195.174.228
May  2 13:12:07 ArkNodeAT sshd\[16315\]: Failed password for invalid user nagios from 200.195.174.228 port 56066 ssh2
2020-05-02 19:47:05
107.175.33.240 attack
$f2bV_matches
2020-05-02 19:45:43
101.78.149.142 attackspambots
May  2 11:26:54 scw-6657dc sshd[22844]: Failed password for root from 101.78.149.142 port 42380 ssh2
May  2 11:26:54 scw-6657dc sshd[22844]: Failed password for root from 101.78.149.142 port 42380 ssh2
May  2 11:28:42 scw-6657dc sshd[22908]: Invalid user boc from 101.78.149.142 port 41574
...
2020-05-02 20:04:55
138.197.196.221 attackbotsspam
Invalid user cho from 138.197.196.221 port 43942
2020-05-02 20:07:13

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