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 <<>> 104.21.47.78
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61899
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.47.78.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:01:27 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 78.47.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 78.47.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
144.76.29.148 attackbotsspam
20 attempts against mh-misbehave-ban on twig
2020-08-04 13:26:42
35.231.211.161 attackspam
$f2bV_matches
2020-08-04 13:09:57
45.141.84.126 attackbots
[LAN access from remote] from 45.141.84.126:11877
2020-08-04 13:16:21
2607:f298:6:a077::8f1:8dcb attackspambots
2607:f298:6:a077::8f1:8dcb - - [04/Aug/2020:04:58:38 +0100] "POST /wp-login.php HTTP/1.1" 200 2435 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2607:f298:6:a077::8f1:8dcb - - [04/Aug/2020:04:58:40 +0100] "POST /wp-login.php HTTP/1.1" 200 2415 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2607:f298:6:a077::8f1:8dcb - - [04/Aug/2020:04:58:41 +0100] "POST /wp-login.php HTTP/1.1" 200 2415 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-04 12:45:00
156.96.46.226 attackspambots
2020-08-04T06:16:15.603799+02:00 lumpi kernel: [21804175.731898] INPUT:DROP:SPAMHAUS_DROP:IN=eth0 OUT= MAC=52:54:a2:01:a5:04:d2:74:7f:6e:37:e3:08:00 SRC=156.96.46.226 DST=78.46.199.189 LEN=40 TOS=0x00 PREC=0x00 TTL=242 ID=6027 PROTO=TCP SPT=57001 DPT=3303 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2020-08-04 13:01:13
157.230.235.233 attackspam
2020-08-03T22:55:53.240706server.mjenks.net sshd[934742]: Failed password for root from 157.230.235.233 port 57906 ssh2
2020-08-03T22:57:08.263374server.mjenks.net sshd[934872]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.235.233  user=root
2020-08-03T22:57:10.311096server.mjenks.net sshd[934872]: Failed password for root from 157.230.235.233 port 52124 ssh2
2020-08-03T22:58:25.269515server.mjenks.net sshd[935027]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.235.233  user=root
2020-08-03T22:58:27.220838server.mjenks.net sshd[935027]: Failed password for root from 157.230.235.233 port 46348 ssh2
...
2020-08-04 12:53:02
120.193.155.140 attackspam
Unauthorised connection attempt detected at AUO MAIL PRO (DE PoP). System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-08-04 13:06:42
167.99.66.193 attack
Aug  4 00:58:37 NPSTNNYC01T sshd[4572]: Failed password for root from 167.99.66.193 port 33333 ssh2
Aug  4 01:03:00 NPSTNNYC01T sshd[5263]: Failed password for root from 167.99.66.193 port 39305 ssh2
...
2020-08-04 13:15:30
114.235.182.219 attackbotsspam
Aug  3 23:57:27 Tower sshd[11065]: Connection from 114.235.182.219 port 12867 on 192.168.10.220 port 22 rdomain ""
Aug  3 23:57:29 Tower sshd[11065]: Failed password for root from 114.235.182.219 port 12867 ssh2
Aug  3 23:57:30 Tower sshd[11065]: Received disconnect from 114.235.182.219 port 12867:11: Bye Bye [preauth]
Aug  3 23:57:30 Tower sshd[11065]: Disconnected from authenticating user root 114.235.182.219 port 12867 [preauth]
2020-08-04 13:17:59
78.128.113.42 attackbotsspam
firewall-block, port(s): 1199/tcp, 3133/tcp, 4844/tcp, 5151/tcp, 6622/tcp, 7277/tcp
2020-08-04 13:02:57
111.229.39.187 attackbotsspam
(sshd) Failed SSH login from 111.229.39.187 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Aug  4 06:36:39 amsweb01 sshd[17584]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
Aug  4 06:36:41 amsweb01 sshd[17584]: Failed password for root from 111.229.39.187 port 55374 ssh2
Aug  4 06:47:08 amsweb01 sshd[19222]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
Aug  4 06:47:10 amsweb01 sshd[19222]: Failed password for root from 111.229.39.187 port 58512 ssh2
Aug  4 06:51:28 amsweb01 sshd[20061]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
2020-08-04 13:13:35
49.233.134.252 attack
Aug  4 06:25:00 abendstille sshd\[2037\]: Invalid user bk5080 from 49.233.134.252
Aug  4 06:25:00 abendstille sshd\[2037\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.134.252
Aug  4 06:25:02 abendstille sshd\[2037\]: Failed password for invalid user bk5080 from 49.233.134.252 port 42984 ssh2
Aug  4 06:30:20 abendstille sshd\[7087\]: Invalid user qwerty@1 from 49.233.134.252
Aug  4 06:30:20 abendstille sshd\[7087\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.134.252
...
2020-08-04 12:47:57
194.26.29.13 attack
[H1.VM7] Blocked by UFW
2020-08-04 12:48:30
118.25.91.168 attackbotsspam
Aug  4 05:54:26 sso sshd[28541]: Failed password for root from 118.25.91.168 port 43672 ssh2
...
2020-08-04 12:57:49
103.143.3.54 attackspambots
Aug  4 05:51:04 sshgateway sshd\[4699\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.143.3.54  user=root
Aug  4 05:51:06 sshgateway sshd\[4699\]: Failed password for root from 103.143.3.54 port 51242 ssh2
Aug  4 05:57:40 sshgateway sshd\[4754\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.143.3.54  user=root
2020-08-04 13:24:04

Recently Reported IPs

104.21.47.73 104.21.47.84 104.21.47.87 104.21.47.88
106.147.167.27 104.21.47.9 104.21.47.93 104.21.47.96
104.21.47.99 104.21.48.10 104.21.48.101 104.21.48.103
104.21.48.105 38.251.157.0 104.21.48.109 104.21.48.110
105.93.55.146 104.21.48.112 104.21.48.113 104.21.48.118