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 <<>> 104.21.55.154
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19358
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.154.			IN	A

;; AUTHORITY SECTION:
.			249	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022001 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 21 05:24:21 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 154.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 154.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.42.213 attackspambots
Sep  3 22:13:05 ip-172-31-61-156 sshd[18245]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.213  user=root
Sep  3 22:13:08 ip-172-31-61-156 sshd[18245]: Failed password for root from 222.186.42.213 port 62276 ssh2
...
2020-09-04 06:16:47
222.147.137.182 attack
Attempted connection to port 23.
2020-09-04 06:37:42
114.34.216.190 attack
Port probing on unauthorized port 23
2020-09-04 06:33:19
197.58.171.7 attack
port scan and connect, tcp 23 (telnet)
2020-09-04 06:26:18
144.217.79.194 attackbotsspam
[2020-09-03 17:41:28] NOTICE[1194][C-0000008e] chan_sip.c: Call from '' (144.217.79.194:49779) to extension '01146423112852' rejected because extension not found in context 'public'.
[2020-09-03 17:41:28] SECURITY[1233] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-03T17:41:28.918-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01146423112852",SessionID="0x7f2ddc0b1ee8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/144.217.79.194/49779",ACLName="no_extension_match"
[2020-09-03 17:45:24] NOTICE[1194][C-00000090] chan_sip.c: Call from '' (144.217.79.194:53541) to extension '901146423112852' rejected because extension not found in context 'public'.
[2020-09-03 17:45:24] SECURITY[1233] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-03T17:45:24.461-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901146423112852",SessionID="0x7f2ddc0b1ee8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP
...
2020-09-04 06:15:45
139.59.18.215 attackbots
(sshd) Failed SSH login from 139.59.18.215 (IN/India/-): 5 in the last 3600 secs
2020-09-04 06:51:25
178.62.9.122 attack
ENG,DEF GET /wp-login.php
2020-09-04 06:47:12
129.250.206.86 attackspambots
 UDP 129.250.206.86:8920 -> port 53, len 75
2020-09-04 06:44:56
217.61.6.112 attackbotsspam
$f2bV_matches
2020-09-04 06:18:14
179.52.103.220 attack
Sep  3 18:48:54 mellenthin postfix/smtpd[20982]: NOQUEUE: reject: RCPT from unknown[179.52.103.220]: 554 5.7.1 Service unavailable; Client host [179.52.103.220] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/179.52.103.220; from= to= proto=ESMTP helo=<220.103.52.179.d.dyn.claro.net.do>
2020-09-04 06:31:17
40.113.145.175 attackspambots
(smtpauth) Failed SMTP AUTH login from 40.113.145.175 (NL/Netherlands/-): 5 in the last 3600 secs
2020-09-04 06:39:31
119.235.19.66 attack
SSH Invalid Login
2020-09-04 06:22:42
81.68.123.65 attackbotsspam
Invalid user user3 from 81.68.123.65 port 39564
2020-09-04 06:23:09
5.187.188.116 attackspam
SSH Invalid Login
2020-09-04 06:35:31
222.186.169.194 attack
Sep  4 00:37:00 amit sshd\[9498\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.169.194  user=root
Sep  4 00:37:02 amit sshd\[9498\]: Failed password for root from 222.186.169.194 port 10340 ssh2
Sep  4 00:37:20 amit sshd\[9500\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.169.194  user=root
...
2020-09-04 06:40:02

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