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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.54.156
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41136
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.156.			IN	A

;; AUTHORITY SECTION:
.			417	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:34:43 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 156.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 156.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.75.70.30 attackbotsspam
Apr 15 12:16:17 ny01 sshd[19127]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.70.30
Apr 15 12:16:18 ny01 sshd[19127]: Failed password for invalid user spamfilter from 51.75.70.30 port 45774 ssh2
Apr 15 12:23:37 ny01 sshd[20075]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.70.30
2020-04-16 00:25:53
121.229.50.40 attackbotsspam
Apr 15 18:10:12 xeon sshd[39461]: Failed password for root from 121.229.50.40 port 52754 ssh2
2020-04-16 00:25:27
111.231.75.83 attackbotsspam
Apr 15 17:07:02 MainVPS sshd[5903]: Invalid user cssserver from 111.231.75.83 port 44242
Apr 15 17:07:02 MainVPS sshd[5903]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.75.83
Apr 15 17:07:02 MainVPS sshd[5903]: Invalid user cssserver from 111.231.75.83 port 44242
Apr 15 17:07:04 MainVPS sshd[5903]: Failed password for invalid user cssserver from 111.231.75.83 port 44242 ssh2
Apr 15 17:13:10 MainVPS sshd[11086]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.75.83  user=root
Apr 15 17:13:11 MainVPS sshd[11086]: Failed password for root from 111.231.75.83 port 46740 ssh2
...
2020-04-16 00:03:54
213.32.111.53 attackbots
2020-04-15T17:11:15.959941sd-86998 sshd[16580]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip53.ip-213-32-111.eu  user=root
2020-04-15T17:11:18.123449sd-86998 sshd[16580]: Failed password for root from 213.32.111.53 port 59432 ssh2
2020-04-15T17:16:38.702290sd-86998 sshd[17142]: Invalid user myfile from 213.32.111.53 port 39466
2020-04-15T17:16:38.704609sd-86998 sshd[17142]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip53.ip-213-32-111.eu
2020-04-15T17:16:38.702290sd-86998 sshd[17142]: Invalid user myfile from 213.32.111.53 port 39466
2020-04-15T17:16:41.210400sd-86998 sshd[17142]: Failed password for invalid user myfile from 213.32.111.53 port 39466 ssh2
...
2020-04-16 00:14:36
85.149.18.254 attack
Honeypot attack, port: 5555, PTR: s559512fe.adsl.online.nl.
2020-04-16 00:19:19
60.246.3.79 attack
IMAP brute force
...
2020-04-16 00:34:28
164.132.49.98 attack
Apr 15 14:09:32 host sshd[55435]: Invalid user hcat from 164.132.49.98 port 59658
...
2020-04-16 00:22:28
46.164.143.82 attackbots
[PY]  (sshd) Failed SSH login from 46.164.143.82 (UA/Ukraine/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 15 11:01:41 svr sshd[120326]: Invalid user deploy from 46.164.143.82 port 50812
Apr 15 11:01:43 svr sshd[120326]: Failed password for invalid user deploy from 46.164.143.82 port 50812 ssh2
Apr 15 11:13:33 svr sshd[124642]: Invalid user wp from 46.164.143.82 port 37986
Apr 15 11:13:34 svr sshd[124642]: Failed password for invalid user wp from 46.164.143.82 port 37986 ssh2
Apr 15 11:17:10 svr sshd[125907]: Invalid user jg from 46.164.143.82 port 45320
2020-04-16 00:04:22
201.55.110.170 attackspambots
Apr 15 22:12:29 itv-usvr-01 sshd[19426]: Invalid user tech from 201.55.110.170
Apr 15 22:12:29 itv-usvr-01 sshd[19426]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.55.110.170
Apr 15 22:12:29 itv-usvr-01 sshd[19426]: Invalid user tech from 201.55.110.170
Apr 15 22:12:31 itv-usvr-01 sshd[19426]: Failed password for invalid user tech from 201.55.110.170 port 29857 ssh2
2020-04-16 00:10:16
122.51.68.102 attackspambots
$f2bV_matches
2020-04-16 00:36:26
210.227.113.18 attackspambots
Apr 15 17:16:20 tuxlinux sshd[30472]: Invalid user util from 210.227.113.18 port 39604
Apr 15 17:16:20 tuxlinux sshd[30472]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.227.113.18 
Apr 15 17:16:20 tuxlinux sshd[30472]: Invalid user util from 210.227.113.18 port 39604
Apr 15 17:16:20 tuxlinux sshd[30472]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.227.113.18 
Apr 15 17:16:20 tuxlinux sshd[30472]: Invalid user util from 210.227.113.18 port 39604
Apr 15 17:16:20 tuxlinux sshd[30472]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.227.113.18 
Apr 15 17:16:23 tuxlinux sshd[30472]: Failed password for invalid user util from 210.227.113.18 port 39604 ssh2
...
2020-04-15 23:54:43
45.224.105.98 attack
(eximsyntax) Exim syntax errors from 45.224.105.98 (AR/Argentina/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-04-15 16:39:27 SMTP call from [45.224.105.98] dropped: too many syntax or protocol errors (last command was "?\034?\032?\027?\031?\034?\033?\030?\032?\026?\016?\r?\v?\f?	?")
2020-04-16 00:16:46
185.38.175.71 attackbotsspam
Automatic report - Banned IP Access
2020-04-16 00:26:57
103.53.199.244 attackbots
(ftpd) Failed FTP login from 103.53.199.244 (HK/Hong Kong/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Apr 15 16:39:48 ir1 pure-ftpd: (?@103.53.199.244) [WARNING] Authentication failed for user [ghasreferdos.com]
2020-04-16 00:05:36
196.194.253.102 attack
Brute force attempt
2020-04-16 00:32:32

Recently Reported IPs

104.21.54.123 104.21.54.136 104.21.54.15 104.21.54.170
104.21.54.185 104.21.54.164 104.21.54.194 104.21.54.175
104.21.54.165 104.21.54.150 104.18.31.119 104.21.54.39
104.21.54.42 104.21.54.214 104.21.54.172 104.21.54.24
104.21.54.192 104.21.54.36 104.18.31.130 104.18.31.133