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 of America (the)

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 <<>> 104.21.167.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4987
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.167.66.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022801 1800 900 604800 86400

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 01 04:28:47 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 66.167.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.167.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
125.17.144.51 attackbotsspam
Unauthorized connection attempt from IP address 125.17.144.51 on Port 445(SMB)
2020-02-03 08:12:40
27.3.158.20 attackspambots
Unauthorized connection attempt from IP address 27.3.158.20 on Port 445(SMB)
2020-02-03 07:51:49
187.209.232.198 attackspambots
Unauthorized connection attempt from IP address 187.209.232.198 on Port 445(SMB)
2020-02-03 07:58:37
34.255.158.57 attackspambots
Feb  2 22:37:42 heicom postfix/smtpd\[21546\]: warning: ec2-34-255-158-57.eu-west-1.compute.amazonaws.com\[34.255.158.57\]: SASL LOGIN authentication failed: authentication failure
Feb  2 23:16:20 heicom postfix/smtpd\[22620\]: warning: ec2-34-255-158-57.eu-west-1.compute.amazonaws.com\[34.255.158.57\]: SASL LOGIN authentication failed: authentication failure
Feb  2 23:16:30 heicom postfix/smtpd\[22620\]: warning: ec2-34-255-158-57.eu-west-1.compute.amazonaws.com\[34.255.158.57\]: SASL LOGIN authentication failed: authentication failure
Feb  3 00:01:49 heicom postfix/smtpd\[23520\]: warning: ec2-34-255-158-57.eu-west-1.compute.amazonaws.com\[34.255.158.57\]: SASL LOGIN authentication failed: authentication failure
Feb  3 00:01:49 heicom postfix/smtpd\[23524\]: warning: ec2-34-255-158-57.eu-west-1.compute.amazonaws.com\[34.255.158.57\]: SASL LOGIN authentication failed: authentication failure
...
2020-02-03 08:27:22
187.210.226.214 attackspambots
Failed password for invalid user butter from 187.210.226.214 port 47632 ssh2
Invalid user ark from 187.210.226.214 port 44872
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.210.226.214
Failed password for invalid user ark from 187.210.226.214 port 44872 ssh2
Invalid user scarlet from 187.210.226.214 port 41960
2020-02-03 08:10:45
35.231.6.102 attackspam
Feb 02 17:50:25 askasleikir sshd[95716]: Failed password for invalid user tomcat from 35.231.6.102 port 58858 ssh2
2020-02-03 08:22:26
102.37.12.59 attack
Unauthorized connection attempt detected from IP address 102.37.12.59 to port 2220 [J]
2020-02-03 08:16:38
173.249.29.236 attack
firewall-block, port(s): 1723/tcp
2020-02-03 08:04:21
132.232.42.33 attackspam
Feb  3 00:55:17 silence02 sshd[32152]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.42.33
Feb  3 00:55:20 silence02 sshd[32152]: Failed password for invalid user svn from 132.232.42.33 port 39548 ssh2
Feb  3 00:58:52 silence02 sshd[32484]: Failed password for root from 132.232.42.33 port 41556 ssh2
2020-02-03 08:09:37
2a01:4f8:201:4228::2 attackspambots
20 attempts against mh-misbehave-ban on cedar
2020-02-03 07:55:45
183.247.198.23 attack
firewall-block, port(s): 23/tcp
2020-02-03 08:00:10
144.139.218.21 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 02-02-2020 23:30:13.
2020-02-03 08:11:57
93.174.93.27 attackspambots
IP: 93.174.93.27
Ports affected
    Simple Mail Transfer (25) 
    IMAP over TLS protocol (993) 
Abuse Confidence rating 100%
ASN Details
   AS202425 IP Volume inc
   Netherlands (NL)
   CIDR 93.174.88.0/21
Log Date: 2/02/2020 11:27:37 PM UTC
2020-02-03 08:13:57
27.72.23.160 attackbotsspam
Unauthorized connection attempt from IP address 27.72.23.160 on Port 445(SMB)
2020-02-03 07:58:18
14.175.34.234 attackbotsspam
Unauthorized connection attempt from IP address 14.175.34.234 on Port 445(SMB)
2020-02-03 07:59:46

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