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 <<>> 104.21.20.73
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17121
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.20.73.			IN	A

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

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:51:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 73.20.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 73.20.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.173.180 attack
Apr 26 07:09:05 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
Apr 26 07:09:08 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
Apr 26 07:09:11 combo sshd[6995]: Failed password for root from 222.186.173.180 port 22278 ssh2
...
2020-04-26 14:12:17
61.153.237.252 attackbotsspam
$f2bV_matches
2020-04-26 14:19:16
49.235.81.23 attackspambots
$f2bV_matches | Triggered by Fail2Ban at Vostok web server
2020-04-26 14:18:35
120.31.143.209 attackbots
Invalid user admin from 120.31.143.209 port 57148
2020-04-26 14:33:19
104.236.94.202 attackbots
Aug 21 01:28:21 ms-srv sshd[50189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.94.202
Aug 21 01:28:23 ms-srv sshd[50189]: Failed password for invalid user coupon from 104.236.94.202 port 42956 ssh2
2020-04-26 14:14:13
148.72.207.135 attackbots
148.72.207.135 - - [26/Apr/2020:07:43:55 +0200] "GET /wp-login.php HTTP/1.1" 200 5686 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
148.72.207.135 - - [26/Apr/2020:07:43:57 +0200] "POST /wp-login.php HTTP/1.1" 200 5937 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
148.72.207.135 - - [26/Apr/2020:07:43:58 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-04-26 14:13:22
106.12.107.138 attackspam
Bruteforce detected by fail2ban
2020-04-26 14:28:31
31.13.32.186 attackbots
(sshd) Failed SSH login from 31.13.32.186 (RU/Russia/-): 5 in the last 3600 secs
2020-04-26 14:15:17
172.81.205.236 attack
Apr 26 07:10:04 host sshd[56746]: Invalid user abba from 172.81.205.236 port 40540
...
2020-04-26 14:42:37
139.59.188.207 attackspambots
no
2020-04-26 14:17:10
104.236.75.62 attackbots
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-04-26 14:48:51
74.101.130.157 attack
Brute-force attempt banned
2020-04-26 14:46:16
150.109.74.11 attackspam
Apr 26 05:08:44 ip-172-31-62-245 sshd\[30402\]: Invalid user tv from 150.109.74.11\
Apr 26 05:08:46 ip-172-31-62-245 sshd\[30402\]: Failed password for invalid user tv from 150.109.74.11 port 38726 ssh2\
Apr 26 05:12:59 ip-172-31-62-245 sshd\[30506\]: Failed password for root from 150.109.74.11 port 51464 ssh2\
Apr 26 05:17:01 ip-172-31-62-245 sshd\[30549\]: Invalid user matt from 150.109.74.11\
Apr 26 05:17:03 ip-172-31-62-245 sshd\[30549\]: Failed password for invalid user matt from 150.109.74.11 port 35970 ssh2\
2020-04-26 14:29:40
185.153.198.240 attackspambots
Apr 26 07:56:36 debian-2gb-nbg1-2 kernel: \[10139533.291245\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=185.153.198.240 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=242 ID=58875 PROTO=TCP SPT=52490 DPT=34035 WINDOW=1024 RES=0x00 SYN URGP=0
2020-04-26 14:12:39
123.235.36.26 attack
IP blocked
2020-04-26 14:24:35

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