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: None

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 <<>> 104.21.20.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27637
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.20.19.			IN	A

;; AUTHORITY SECTION:
.			166	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:30:05 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 19.20.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.20.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.129.17.32 attack
" "
2020-07-14 01:59:51
45.67.229.147 attackbots
Port scan denied
2020-07-14 01:58:56
42.82.239.3 attackbotsspam
Port scan denied
2020-07-14 02:04:15
142.4.214.223 attack
Invalid user maquina from 142.4.214.223 port 54284
2020-07-14 02:30:25
104.236.136.172 attackspambots
Jul 13 20:28:02 debian-2gb-nbg1-2 kernel: \[16923455.791984\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=104.236.136.172 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=235 ID=31587 PROTO=TCP SPT=51977 DPT=23202 WINDOW=1024 RES=0x00 SYN URGP=0
2020-07-14 02:33:53
51.158.27.21 attackspam
" "
2020-07-14 02:03:47
86.120.27.60 attack
Automatic report - Banned IP Access
2020-07-14 02:24:43
206.189.171.204 attackbots
detected by Fail2Ban
2020-07-14 02:01:07
112.122.65.120 attack
Port scan denied
2020-07-14 02:03:31
5.188.206.195 attack
Port probe and 6 failed login attempts on SMTP:25.
IP auto-blocked.
2020-07-14 01:59:31
196.246.147.214 attack
Automatic report - XMLRPC Attack
2020-07-14 02:11:54
189.108.76.190 attack
Jul 13 17:32:17 ip-172-31-62-245 sshd\[362\]: Invalid user mj from 189.108.76.190\
Jul 13 17:32:18 ip-172-31-62-245 sshd\[362\]: Failed password for invalid user mj from 189.108.76.190 port 56624 ssh2\
Jul 13 17:36:07 ip-172-31-62-245 sshd\[413\]: Invalid user aidan from 189.108.76.190\
Jul 13 17:36:09 ip-172-31-62-245 sshd\[413\]: Failed password for invalid user aidan from 189.108.76.190 port 54526 ssh2\
Jul 13 17:39:50 ip-172-31-62-245 sshd\[520\]: Invalid user user01 from 189.108.76.190\
2020-07-14 02:10:00
134.175.50.23 attack
Jul 13 14:20:24 mail sshd[357971]: Invalid user leng from 134.175.50.23 port 45836
Jul 13 14:20:26 mail sshd[357971]: Failed password for invalid user leng from 134.175.50.23 port 45836 ssh2
Jul 13 14:27:45 mail sshd[358185]: Invalid user vendeg from 134.175.50.23 port 58406
...
2020-07-14 02:34:48
72.167.226.88 attackspam
72.167.226.88 - - [13/Jul/2020:00:53:17 +1000] "POST /wp-login.php HTTP/1.1" 200 1925 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
72.167.226.88 - - [13/Jul/2020:00:53:19 +1000] "POST /wp-login.php HTTP/1.1" 200 1880 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
72.167.226.88 - - [13/Jul/2020:20:33:02 +1000] "POST /wp-login.php HTTP/1.0" 200 5818 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
72.167.226.88 - - [13/Jul/2020:20:42:29 +1000] "POST /wp-login.php HTTP/1.0" 200 5818 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
72.167.226.88 - - [14/Jul/2020:00:43:04 +1000] "POST /wp-login.php HTTP/1.0" 200 6141 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-07-14 02:28:20
1.54.14.216 attack
Port scanning [2 denied]
2020-07-14 02:04:35

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