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 <<>> 104.18.21.72
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 29438
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.72.			IN	A

;; AUTHORITY SECTION:
.			516	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022052300 1800 900 604800 86400

;; Query time: 110 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue May 24 01:39:35 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 72.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 72.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
164.132.38.167 attackspam
Aug 29 02:20:42 dedicated sshd[17916]: Invalid user amavis from 164.132.38.167 port 47405
2019-08-29 08:40:10
37.187.78.170 attackbotsspam
Aug 28 14:19:38 lcdev sshd\[1387\]: Invalid user HDP from 37.187.78.170
Aug 28 14:19:38 lcdev sshd\[1387\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3366832.ovh.net
Aug 28 14:19:39 lcdev sshd\[1387\]: Failed password for invalid user HDP from 37.187.78.170 port 54593 ssh2
Aug 28 14:23:20 lcdev sshd\[1752\]: Invalid user petru from 37.187.78.170
Aug 28 14:23:21 lcdev sshd\[1752\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3366832.ovh.net
2019-08-29 08:30:38
120.195.128.12 attack
Helo
2019-08-29 08:53:14
77.122.32.198 attack
[portscan] Port scan
2019-08-29 09:01:47
51.38.48.127 attackbots
Aug 29 00:10:28 localhost sshd\[88368\]: Invalid user webapp from 51.38.48.127 port 39358
Aug 29 00:10:28 localhost sshd\[88368\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.48.127
Aug 29 00:10:30 localhost sshd\[88368\]: Failed password for invalid user webapp from 51.38.48.127 port 39358 ssh2
Aug 29 00:14:12 localhost sshd\[88494\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.48.127  user=root
Aug 29 00:14:15 localhost sshd\[88494\]: Failed password for root from 51.38.48.127 port 55970 ssh2
...
2019-08-29 08:33:29
89.225.208.146 attackbotsspam
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-08-28 23:50:26,668 INFO [amun_request_handler] PortScan Detected on Port: 445 (89.225.208.146)
2019-08-29 08:47:22
92.44.93.215 attackbots
Put the fire out-brazil and France - or we will -careless addition to lets mess it up again -like-facebook -did we forget history macdonalds BBC London mostly Scots tv media -shona macdonald is a risk to all uk shona IRA KID -CHECK SOCIAL MEDIA NETHERLAND INVERGARRY
2019-08-29 08:54:47
209.97.161.46 attackbotsspam
Aug 28 20:44:42 ny01 sshd[25909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.161.46
Aug 28 20:44:44 ny01 sshd[25909]: Failed password for invalid user ww from 209.97.161.46 port 42498 ssh2
Aug 28 20:49:22 ny01 sshd[26671]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.161.46
2019-08-29 08:53:44
121.42.154.116 attackspambots
Brute forcing Wordpress login
2019-08-29 08:29:03
141.98.9.5 attackbots
Aug 29 02:21:08 webserver postfix/smtpd\[11426\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 02:22:01 webserver postfix/smtpd\[12250\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 02:23:14 webserver postfix/smtpd\[12250\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 02:23:48 webserver postfix/smtpd\[11426\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 29 02:24:57 webserver postfix/smtpd\[12277\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-08-29 08:29:52
209.97.174.81 attack
Aug 28 14:08:51 auw2 sshd\[7837\]: Invalid user test from 209.97.174.81
Aug 28 14:08:51 auw2 sshd\[7837\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.174.81
Aug 28 14:08:53 auw2 sshd\[7837\]: Failed password for invalid user test from 209.97.174.81 port 54318 ssh2
Aug 28 14:13:45 auw2 sshd\[8358\]: Invalid user test from 209.97.174.81
Aug 28 14:13:45 auw2 sshd\[8358\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.174.81
2019-08-29 08:32:17
81.169.245.163 attack
2019-08-29 02:53:33 dovecot_login authenticator failed for h2845182.stratoserver.net (127.0.0.1) [81.169.245.163]: 535 Incorrect authentication data (set_id=root)
2019-08-29 02:53:39 dovecot_login authenticator failed for h2845182.stratoserver.net (127.0.0.1) [81.169.245.163]: 535 Incorrect authentication data (set_id=root)
2019-08-29 02:53:49 dovecot_login authenticator failed for h2845182.stratoserver.net (127.0.0.1) [81.169.245.163]: 535 Incorrect authentication data (set_id=root)
...
2019-08-29 08:57:47
49.234.236.126 attack
Aug 28 06:38:27 xxxxxxx8434580 sshd[30888]: Invalid user user1 from 49.234.236.126
Aug 28 06:38:27 xxxxxxx8434580 sshd[30888]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.236.126 
Aug 28 06:38:30 xxxxxxx8434580 sshd[30888]: Failed password for invalid user user1 from 49.234.236.126 port 38968 ssh2
Aug 28 06:38:30 xxxxxxx8434580 sshd[30888]: Received disconnect from 49.234.236.126: 11: Bye Bye [preauth]
Aug 28 06:57:31 xxxxxxx8434580 sshd[30931]: Invalid user victoria from 49.234.236.126
Aug 28 06:57:31 xxxxxxx8434580 sshd[30931]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.236.126 
Aug 28 06:57:32 xxxxxxx8434580 sshd[30931]: Failed password for invalid user victoria from 49.234.236.126 port 54490 ssh2
Aug 28 06:57:33 xxxxxxx8434580 sshd[30931]: Received disconnect from 49.234.236.126: 11: Bye Bye [preauth]
Aug 28 07:01:17 xxxxxxx8434580 sshd[30935]: Invalid user derik f........
-------------------------------
2019-08-29 08:36:46
213.33.244.187 attackspam
Aug 28 20:29:56 ny01 sshd[23586]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.33.244.187
Aug 28 20:29:58 ny01 sshd[23586]: Failed password for invalid user acs from 213.33.244.187 port 59506 ssh2
Aug 28 20:37:47 ny01 sshd[24819]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.33.244.187
2019-08-29 08:39:40
80.48.169.150 attackbotsspam
Aug 29 02:14:17 mail sshd\[18523\]: Failed password for invalid user ulbrechT from 80.48.169.150 port 35924 ssh2
Aug 29 02:18:32 mail sshd\[19038\]: Invalid user felix from 80.48.169.150 port 53582
Aug 29 02:18:32 mail sshd\[19038\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.48.169.150
Aug 29 02:18:34 mail sshd\[19038\]: Failed password for invalid user felix from 80.48.169.150 port 53582 ssh2
Aug 29 02:22:57 mail sshd\[19487\]: Invalid user PS from 80.48.169.150 port 43030
Aug 29 02:22:57 mail sshd\[19487\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.48.169.150
2019-08-29 08:26:20

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