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 <<>> 104.21.19.78
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38240
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.78.			IN	A

;; AUTHORITY SECTION:
.			599	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021801 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Feb 19 03:29:19 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 78.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 78.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
174.136.12.106 attack
174.136.12.106 - - [24/Sep/2019:23:48:04 -0400] "GET /?page=products&action=view&manufacturerID=127&productID=CART-W-RTC&linkID=8237999999.1%20union%20select%20unhex(hex(version()))%20--%20and%201%3D1 HTTP/1.1" 200 58830 "-" "-"
...
2019-09-25 17:45:30
118.98.121.195 attackspambots
Sep 18 14:27:52 vtv3 sshd\[7747\]: Invalid user vcsa from 118.98.121.195 port 59748
Sep 18 14:27:52 vtv3 sshd\[7747\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.98.121.195
Sep 18 14:27:54 vtv3 sshd\[7747\]: Failed password for invalid user vcsa from 118.98.121.195 port 59748 ssh2
Sep 18 14:32:47 vtv3 sshd\[10412\]: Invalid user student2 from 118.98.121.195 port 45424
Sep 18 14:32:47 vtv3 sshd\[10412\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.98.121.195
Sep 18 14:47:09 vtv3 sshd\[17976\]: Invalid user admin from 118.98.121.195 port 58918
Sep 18 14:47:09 vtv3 sshd\[17976\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.98.121.195
Sep 18 14:47:11 vtv3 sshd\[17976\]: Failed password for invalid user admin from 118.98.121.195 port 58918 ssh2
Sep 18 14:52:13 vtv3 sshd\[21518\]: Invalid user webhost from 118.98.121.195 port 44594
Sep 18 14:52:13 vtv3 sshd\[21518
2019-09-25 17:46:19
89.39.6.193 attack
Automatic report - Port Scan Attack
2019-09-25 17:40:36
118.36.139.75 attack
Sep 25 08:02:20 bouncer sshd\[5029\]: Invalid user Guest from 118.36.139.75 port 60146
Sep 25 08:02:20 bouncer sshd\[5029\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.36.139.75 
Sep 25 08:02:22 bouncer sshd\[5029\]: Failed password for invalid user Guest from 118.36.139.75 port 60146 ssh2
...
2019-09-25 17:32:12
133.242.13.187 attackbotsspam
Sql/code injection probe
2019-09-25 17:52:17
125.26.99.241 attackspam
Trying to hack my steam account.
2019-09-25 18:12:25
124.163.214.106 attack
2019-09-25T09:51:22.931292abusebot-5.cloudsearch.cf sshd\[9169\]: Invalid user rad from 124.163.214.106 port 45304
2019-09-25 18:06:35
177.40.36.82 attackspam
port scan and connect, tcp 80 (http)
2019-09-25 17:55:52
59.52.97.130 attack
[Aegis] @ 2019-09-25 04:49:07  0100 -> Attempted Administrator Privilege Gain: ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack
2019-09-25 17:36:24
49.88.112.116 attackspambots
Sep 25 07:21:54 mout sshd[10726]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.116  user=root
Sep 25 07:21:57 mout sshd[10726]: Failed password for root from 49.88.112.116 port 13340 ssh2
2019-09-25 18:08:47
182.61.46.245 attackbotsspam
Invalid user stanchion from 182.61.46.245 port 33758
2019-09-25 18:03:53
31.208.65.235 attackspam
Sep 25 11:58:45 root sshd[20361]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=31.208.65.235 
Sep 25 11:58:46 root sshd[20361]: Failed password for invalid user zt from 31.208.65.235 port 37996 ssh2
Sep 25 12:02:18 root sshd[20398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=31.208.65.235 
...
2019-09-25 18:03:20
103.36.102.244 attack
Sep 25 11:24:06 MK-Soft-VM5 sshd[3896]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.36.102.244 
Sep 25 11:24:08 MK-Soft-VM5 sshd[3896]: Failed password for invalid user academic from 103.36.102.244 port 57078 ssh2
...
2019-09-25 18:14:38
222.186.180.6 attackbots
Sep 25 12:08:08 dedicated sshd[25065]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.6  user=root
Sep 25 12:08:11 dedicated sshd[25065]: Failed password for root from 222.186.180.6 port 42220 ssh2
2019-09-25 18:13:36
142.93.198.152 attackbots
2019-09-25T02:06:38.0815031495-001 sshd\[30092\]: Failed password for invalid user admin from 142.93.198.152 port 41114 ssh2
2019-09-25T02:18:43.8669711495-001 sshd\[30926\]: Invalid user informix from 142.93.198.152 port 46744
2019-09-25T02:18:43.8745061495-001 sshd\[30926\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.198.152
2019-09-25T02:18:45.8994481495-001 sshd\[30926\]: Failed password for invalid user informix from 142.93.198.152 port 46744 ssh2
2019-09-25T02:22:35.1899921495-001 sshd\[31239\]: Invalid user la from 142.93.198.152 port 58030
2019-09-25T02:22:35.1966541495-001 sshd\[31239\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.198.152
...
2019-09-25 18:12:53

Recently Reported IPs

104.21.2.243 104.21.2.245 104.21.2.34 207.235.208.244
104.21.2.64 104.21.2.44 104.21.20.109 104.21.20.43
104.21.20.87 104.21.20.99 104.21.20.77 104.21.20.244
104.21.20.143 104.21.21.118 104.21.21.153 104.21.21.122
104.21.21.47 104.21.21.4 104.21.22.241 104.21.22.201