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:
IP Type Details Datetime
104.21.64.248 spam
Spammer Website using 104.21.64.248
2022-09-19 03:38:20
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.6.56
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17183
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.6.56.			IN	A

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

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:40:15 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 56.6.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 56.6.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.12.209.157 attackbots
Aug 31 04:23:45 instance-2 sshd[1900]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.209.157 
Aug 31 04:23:48 instance-2 sshd[1900]: Failed password for invalid user logger from 106.12.209.157 port 37974 ssh2
Aug 31 04:28:50 instance-2 sshd[1936]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.209.157
2020-08-31 17:22:48
221.141.253.171 attack
Invalid user estelle from 221.141.253.171 port 56844
2020-08-31 17:23:59
222.186.175.202 attack
Aug 31 01:19:24 NPSTNNYC01T sshd[20186]: Failed password for root from 222.186.175.202 port 54328 ssh2
Aug 31 01:19:37 NPSTNNYC01T sshd[20186]: error: maximum authentication attempts exceeded for root from 222.186.175.202 port 54328 ssh2 [preauth]
Aug 31 01:19:42 NPSTNNYC01T sshd[20195]: Failed password for root from 222.186.175.202 port 50376 ssh2
...
2020-08-31 16:45:50
87.233.223.185 attack
87.233.223.185 - - [31/Aug/2020:10:56:21 +0200] "POST /wp-login.php HTTP/1.1" 200 4480 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
87.233.223.185 - - [31/Aug/2020:10:56:22 +0200] "POST /wp-login.php HTTP/1.1" 200 4480 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
87.233.223.185 - - [31/Aug/2020:10:56:22 +0200] "POST /wp-login.php HTTP/1.1" 200 4480 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
87.233.223.185 - - [31/Aug/2020:10:56:22 +0200] "POST /wp-login.php HTTP/1.1" 200 4480 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-31 17:18:18
194.61.24.177 attackbotsspam
Aug 31 10:30:30 piServer sshd[17942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.61.24.177 
Aug 31 10:30:32 piServer sshd[17942]: Failed password for invalid user 0 from 194.61.24.177 port 17747 ssh2
Aug 31 10:30:32 piServer sshd[17951]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.61.24.177 
...
2020-08-31 17:15:40
132.232.1.155 attackbots
Aug 31 09:36:28 abendstille sshd\[6541\]: Invalid user minecraft from 132.232.1.155
Aug 31 09:36:28 abendstille sshd\[6541\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.1.155
Aug 31 09:36:30 abendstille sshd\[6541\]: Failed password for invalid user minecraft from 132.232.1.155 port 51100 ssh2
Aug 31 09:40:26 abendstille sshd\[10379\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.1.155  user=backup
Aug 31 09:40:28 abendstille sshd\[10379\]: Failed password for backup from 132.232.1.155 port 38020 ssh2
...
2020-08-31 17:13:33
58.87.114.217 attack
SSH BruteForce Attack
2020-08-31 16:52:13
37.59.6.23 attackbotsspam
[2020-08-31 03:12:29] NOTICE[1185][C-00008cc9] chan_sip.c: Call from '' (37.59.6.23:60868) to extension '00041442894548773' rejected because extension not found in context 'public'.
[2020-08-31 03:12:29] SECURITY[1203] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-31T03:12:29.797-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00041442894548773",SessionID="0x7f10c4286a78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.59.6.23/60868",ACLName="no_extension_match"
[2020-08-31 03:20:02] NOTICE[1185][C-00008cd2] chan_sip.c: Call from '' (37.59.6.23:61668) to extension '001442894548773' rejected because extension not found in context 'public'.
[2020-08-31 03:20:02] SECURITY[1203] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-31T03:20:02.975-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="001442894548773",SessionID="0x7f10c43e3a48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.59
...
2020-08-31 16:47:12
139.162.120.98 attackbots
Port scan denied
2020-08-31 17:07:44
108.170.28.82 attack
Trolling for resource vulnerabilities
2020-08-31 17:17:33
64.225.39.69 attackspam
Aug 31 10:32:40 * sshd[26031]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.225.39.69
Aug 31 10:32:42 * sshd[26031]: Failed password for invalid user monte from 64.225.39.69 port 55956 ssh2
2020-08-31 17:17:21
51.79.68.147 attackbotsspam
Aug 31 08:38:49 lnxded63 sshd[13257]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.79.68.147
2020-08-31 16:45:18
45.120.49.131 attackspam
Web form spam
2020-08-31 17:08:40
64.57.253.25 attack
2020-08-31T03:51:56.205963upcloud.m0sh1x2.com sshd[13318]: Invalid user testftp from 64.57.253.25 port 58266
2020-08-31 16:44:48
158.69.0.38 attackbots
Aug 31 07:19:44 XXXXXX sshd[27128]: Invalid user web from 158.69.0.38 port 51576
2020-08-31 16:57:54

Recently Reported IPs

104.21.6.57 104.21.6.63 196.245.45.233 104.21.6.64
104.21.6.68 104.21.6.72 104.21.6.75 104.21.6.79
104.21.6.76 104.21.6.89 104.21.6.88 251.46.112.12
104.21.6.93 104.21.6.94 104.21.6.98 104.21.6.99
104.21.60.101 104.21.70.131 104.21.60.11 104.21.60.103