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 <<>> 104.21.42.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 18193
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.164.			IN	A

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

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:29:35 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 164.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
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2020-07-09 00:47:04
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Unauthorized connection attempt detected from IP address 49.51.9.77 to port 2087
2020-07-09 00:52:12
88.247.144.21 attackspam
Unauthorized connection attempt from IP address 88.247.144.21 on Port 445(SMB)
2020-07-09 00:30:42
110.78.136.152 attackspam
37215/tcp
[2020-07-08]1pkt
2020-07-09 00:53:46
174.219.141.18 attackspam
Brute forcing email accounts
2020-07-09 00:50:05
139.59.135.84 attackspambots
Jul  8 18:33:08 eventyay sshd[21431]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.135.84
Jul  8 18:33:10 eventyay sshd[21431]: Failed password for invalid user tangh from 139.59.135.84 port 39308 ssh2
Jul  8 18:36:45 eventyay sshd[21542]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.135.84
...
2020-07-09 00:46:00
220.136.105.124 attack
445/tcp
[2020-07-08]1pkt
2020-07-09 00:41:50
162.243.144.225 attackspam
[Sat Jun 06 12:17:55 2020] - DDoS Attack From IP: 162.243.144.225 Port: 38187
2020-07-09 00:26:00
124.156.50.145 attack
[Sat Jun 06 09:18:46 2020] - DDoS Attack From IP: 124.156.50.145 Port: 60664
2020-07-09 00:30:09
220.135.10.30 attackspambots
Firewall Dropped Connection
2020-07-09 00:44:00
211.199.142.128 attackbotsspam
 TCP (SYN) 211.199.142.128:37583 -> port 80, len 44
2020-07-09 00:42:06
128.199.253.146 attack
(sshd) Failed SSH login from 128.199.253.146 (SG/Singapore/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jul  8 16:36:16 s1 sshd[8714]: Invalid user gfoats from 128.199.253.146 port 33362
Jul  8 16:36:19 s1 sshd[8714]: Failed password for invalid user gfoats from 128.199.253.146 port 33362 ssh2
Jul  8 16:43:52 s1 sshd[8884]: Invalid user bb from 128.199.253.146 port 35487
Jul  8 16:43:55 s1 sshd[8884]: Failed password for invalid user bb from 128.199.253.146 port 35487 ssh2
Jul  8 16:50:42 s1 sshd[9180]: Invalid user www from 128.199.253.146 port 34109
2020-07-09 00:25:12
1.1.225.215 attackbotsspam
Port probing on unauthorized port 26
2020-07-09 00:59:39
95.188.213.58 attack
Unauthorized connection attempt from IP address 95.188.213.58 on Port 445(SMB)
2020-07-09 00:43:34
116.28.63.162 attackbotsspam
Unauthorized connection attempt from IP address 116.28.63.162 on Port 445(SMB)
2020-07-09 00:48:36

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