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 <<>> 104.21.53.203
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3449
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.203.			IN	A

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

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:15 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 203.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 203.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
41.72.219.102 attack
$f2bV_matches
2020-08-01 23:01:56
51.222.9.202 attackspam
ET CINS Active Threat Intelligence Poor Reputation IP group 37 - port: 3283 proto: udp cat: Misc Attackbytes: 60
2020-08-01 23:25:02
222.186.31.166 attackspam
Aug  1 17:23:01 theomazars sshd[16159]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.166  user=root
Aug  1 17:23:03 theomazars sshd[16159]: Failed password for root from 222.186.31.166 port 38820 ssh2
2020-08-01 23:25:40
186.206.157.34 attackbotsspam
Aug  1 14:15:45 zooi sshd[2871]: Failed password for root from 186.206.157.34 port 43954 ssh2
...
2020-08-01 23:19:30
58.186.130.79 attack
Telnet/23 MH Probe, Scan, BF, Hack -
2020-08-01 23:21:42
145.239.11.166 attackspambots
[2020-08-01 11:17:07] NOTICE[1248][C-000024bb] chan_sip.c: Call from '' (145.239.11.166:23691) to extension '000447441399590' rejected because extension not found in context 'public'.
[2020-08-01 11:17:07] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-01T11:17:07.224-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="000447441399590",SessionID="0x7f2720091b18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/145.239.11.166/5060",ACLName="no_extension_match"
[2020-08-01 11:17:49] NOTICE[1248][C-000024bc] chan_sip.c: Call from '' (145.239.11.166:34332) to extension '011447441399590' rejected because extension not found in context 'public'.
[2020-08-01 11:17:49] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-01T11:17:49.869-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="011447441399590",SessionID="0x7f272007c5b8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UD
...
2020-08-01 23:28:38
194.61.24.177 attackspam
SSH invalid-user multiple login try
2020-08-01 23:09:03
117.195.72.123 attack
Email rejected due to spam filtering
2020-08-01 22:43:32
199.187.211.105 attackspam
4,44-01/02 [bc00/m26] PostRequest-Spammer scoring: Dodoma
2020-08-01 23:26:51
185.10.142.140 attackspambots
Email rejected due to spam filtering
2020-08-01 22:59:29
132.232.46.230 attackbotsspam
Multiple web server 500 error code (Internal Error).
2020-08-01 23:11:33
180.167.225.118 attack
Aug  1 14:51:24 vps-51d81928 sshd[374863]: Failed password for root from 180.167.225.118 port 49022 ssh2
Aug  1 14:53:22 vps-51d81928 sshd[374915]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.167.225.118  user=root
Aug  1 14:53:25 vps-51d81928 sshd[374915]: Failed password for root from 180.167.225.118 port 53254 ssh2
Aug  1 14:55:22 vps-51d81928 sshd[374937]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.167.225.118  user=root
Aug  1 14:55:24 vps-51d81928 sshd[374937]: Failed password for root from 180.167.225.118 port 58710 ssh2
...
2020-08-01 23:11:06
43.247.69.105 attackbotsspam
SSH Brute Force
2020-08-01 22:43:13
216.218.206.77 attack
firewall-block, port(s): 3283/udp
2020-08-01 23:23:15
180.189.83.54 attack
Telnet/23 MH Probe, Scan, BF, Hack -
2020-08-01 23:02:28

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