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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.38.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23788
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.38.19.			IN	A

;; AUTHORITY SECTION:
.			417	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 09:58:04 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 19.38.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.38.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.156.73.49 attack
firewall-block, port(s): 4369/tcp, 4371/tcp, 26462/tcp
2019-11-21 07:24:32
139.59.4.63 attack
Invalid user papaya from 139.59.4.63 port 58804
2019-11-21 07:25:12
198.108.67.82 attack
198.108.67.82 was recorded 5 times by 4 hosts attempting to connect to the following ports: 5909,5201,2320,2121,1029. Incident counter (4h, 24h, all-time): 5, 15, 207
2019-11-21 07:41:46
162.241.37.220 attack
Nov 20 23:37:09 dedicated sshd[24313]: Invalid user 456 from 162.241.37.220 port 48700
2019-11-21 07:52:12
60.250.164.169 attack
SSH bruteforce
2019-11-21 07:51:42
109.194.17.176 attackbotsspam
port scan and connect, tcp 1433 (ms-sql-s)
2019-11-21 07:35:13
189.126.199.194 attackbotsspam
CloudCIX Reconnaissance Scan Detected, PTR: mail.acsc.org.br.
2019-11-21 07:48:16
92.50.249.92 attackbots
Nov 20 23:37:04 ks10 sshd[26537]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.50.249.92 
Nov 20 23:37:06 ks10 sshd[26537]: Failed password for invalid user herrestad from 92.50.249.92 port 57946 ssh2
...
2019-11-21 07:47:06
137.74.199.177 attack
Nov 20 18:02:53 TORMINT sshd\[27130\]: Invalid user 1111 from 137.74.199.177
Nov 20 18:02:53 TORMINT sshd\[27130\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.199.177
Nov 20 18:02:55 TORMINT sshd\[27130\]: Failed password for invalid user 1111 from 137.74.199.177 port 44568 ssh2
...
2019-11-21 07:34:03
203.134.210.87 attackbots
B: Magento admin pass test (wrong country)
2019-11-21 07:45:18
202.83.172.249 attack
F2B jail: sshd. Time: 2019-11-21 00:43:14, Reported by: VKReport
2019-11-21 07:43:56
159.153.78.113 attackspam
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-11-21 07:37:03
203.134.208.252 attackbots
Nov 20 23:52:30 dedicated sshd[26731]: Failed password for invalid user mestas from 203.134.208.252 port 53832 ssh2
Nov 20 23:52:27 dedicated sshd[26731]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.134.208.252 
Nov 20 23:52:27 dedicated sshd[26731]: Invalid user mestas from 203.134.208.252 port 53832
Nov 20 23:52:30 dedicated sshd[26731]: Failed password for invalid user mestas from 203.134.208.252 port 53832 ssh2
Nov 21 00:02:02 dedicated sshd[28410]: Invalid user natalia from 203.134.208.252 port 44806
2019-11-21 07:24:15
155.93.250.147 attack
Nov 20 23:37:48 andromeda sshd\[31511\]: Invalid user pi from 155.93.250.147 port 59232
Nov 20 23:37:48 andromeda sshd\[31513\]: Invalid user pi from 155.93.250.147 port 59234
Nov 20 23:37:48 andromeda sshd\[31511\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=155.93.250.147
Nov 20 23:37:48 andromeda sshd\[31513\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=155.93.250.147
2019-11-21 07:26:10
41.223.202.81 attack
Honeypot attack, port: 445, PTR: PTR record not found
2019-11-21 07:23:28

Recently Reported IPs

104.21.38.170 104.21.38.190 11.81.142.103 104.21.38.2
104.21.38.202 104.21.38.203 104.21.38.21 178.101.142.211
104.21.38.221 104.21.38.233 104.21.38.238 104.21.38.241
104.21.38.43 104.21.38.58 104.21.38.6 104.21.38.69
50.214.128.223 104.21.38.8 104.21.38.87 96.113.108.66