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 <<>> 104.21.56.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 64215
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.56.164.			IN	A

;; AUTHORITY SECTION:
.			60	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:22:38 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 164.56.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.56.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
193.70.0.173 attack
May 13 18:39:15 vps sshd[10697]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.70.0.173 
May 13 18:39:18 vps sshd[10697]: Failed password for invalid user testuser from 193.70.0.173 port 42044 ssh2
May 13 18:44:47 vps sshd[10967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.70.0.173 
...
2020-05-14 03:30:46
116.193.222.130 attackbotsspam
DATE:2020-05-13 14:32:23, IP:116.193.222.130, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)
2020-05-14 03:36:33
212.237.34.156 attackspambots
May 13 18:56:31 IngegnereFirenze sshd[14211]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.34.156  user=root
...
2020-05-14 03:17:36
162.243.137.150 attack
20/5/13@08:32:18: FAIL: Alarm-Telnet address from=162.243.137.150
...
2020-05-14 03:41:40
218.92.0.208 attackbots
May 13 21:19:22 eventyay sshd[21403]: Failed password for root from 218.92.0.208 port 63530 ssh2
May 13 21:20:29 eventyay sshd[21457]: Failed password for root from 218.92.0.208 port 58742 ssh2
...
2020-05-14 03:40:48
182.150.22.233 attackbots
Invalid user user from 182.150.22.233 port 54958
2020-05-14 03:32:58
152.136.220.33 attack
Invalid user qtss from 152.136.220.33 port 52366
2020-05-14 03:24:43
211.72.15.95 attack
Unauthorized connection attempt from IP address 211.72.15.95 on Port 445(SMB)
2020-05-14 03:53:43
63.40.16.49 attack
Automatic report - Port Scan Attack
2020-05-14 03:33:53
120.151.222.78 attackbots
May 13 12:41:27 lanister sshd[21434]: Invalid user valentina from 120.151.222.78
May 13 12:41:27 lanister sshd[21434]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.151.222.78
May 13 12:41:27 lanister sshd[21434]: Invalid user valentina from 120.151.222.78
May 13 12:41:29 lanister sshd[21434]: Failed password for invalid user valentina from 120.151.222.78 port 45930 ssh2
2020-05-14 03:23:32
106.74.36.68 attackspam
Invalid user lynch from 106.74.36.68 port 53575
2020-05-14 03:31:52
136.232.236.6 attackbotsspam
May 13 21:14:58 root sshd[455]: Invalid user ron from 136.232.236.6
...
2020-05-14 03:50:19
221.225.7.232 attackspambots
Invalid user x from 221.225.7.232 port 59212
2020-05-14 03:53:30
159.65.145.119 attackbots
Postfix SMTP rejection
2020-05-14 03:45:16
51.79.84.48 attackbots
2020-05-13T15:16:22.772043abusebot-7.cloudsearch.cf sshd[16670]: Invalid user test from 51.79.84.48 port 52794
2020-05-13T15:16:22.782126abusebot-7.cloudsearch.cf sshd[16670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-6ecbb331.vps.ovh.ca
2020-05-13T15:16:22.772043abusebot-7.cloudsearch.cf sshd[16670]: Invalid user test from 51.79.84.48 port 52794
2020-05-13T15:16:24.788417abusebot-7.cloudsearch.cf sshd[16670]: Failed password for invalid user test from 51.79.84.48 port 52794 ssh2
2020-05-13T15:20:06.563468abusebot-7.cloudsearch.cf sshd[16942]: Invalid user admin from 51.79.84.48 port 60960
2020-05-13T15:20:06.570029abusebot-7.cloudsearch.cf sshd[16942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-6ecbb331.vps.ovh.ca
2020-05-13T15:20:06.563468abusebot-7.cloudsearch.cf sshd[16942]: Invalid user admin from 51.79.84.48 port 60960
2020-05-13T15:20:08.325216abusebot-7.cloudsearch.cf sshd[16942]:
...
2020-05-14 03:34:10

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