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 <<>> 104.18.145.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45022
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.145.21.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 14:13:45 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 21.145.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.145.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.13.121.175 attack
Dec  1 01:27:02 hosting sshd[20392]: Invalid user sunyna from 106.13.121.175 port 41204
Dec  1 01:27:02 hosting sshd[20392]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.121.175
Dec  1 01:27:02 hosting sshd[20392]: Invalid user sunyna from 106.13.121.175 port 41204
Dec  1 01:27:04 hosting sshd[20392]: Failed password for invalid user sunyna from 106.13.121.175 port 41204 ssh2
Dec  1 01:41:23 hosting sshd[21373]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.121.175  user=root
Dec  1 01:41:24 hosting sshd[21373]: Failed password for root from 106.13.121.175 port 57555 ssh2
...
2019-12-01 07:15:16
134.209.162.51 attack
Nov 30 21:47:17 ghostname-secure sshd[32089]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.162.51  user=r.r
Nov 30 21:47:18 ghostname-secure sshd[32089]: Failed password for r.r from 134.209.162.51 port 51650 ssh2
Nov 30 21:47:18 ghostname-secure sshd[32089]: Received disconnect from 134.209.162.51: 11: Bye Bye [preauth]
Nov 30 21:59:32 ghostname-secure sshd[32363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.162.51  user=r.r
Nov 30 21:59:34 ghostname-secure sshd[32363]: Failed password for r.r from 134.209.162.51 port 60902 ssh2
Nov 30 21:59:34 ghostname-secure sshd[32363]: Received disconnect from 134.209.162.51: 11: Bye Bye [preauth]
Nov 30 22:03:13 ghostname-secure sshd[32400]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.162.51  user=r.r
Nov 30 22:03:15 ghostname-secure sshd[32400]: Failed password for r.r from 13........
-------------------------------
2019-12-01 06:50:46
78.129.146.110 attack
TCP Port Scanning
2019-12-01 07:12:42
36.68.111.23 attackspambots
Microsoft-Windows-Security-Auditing
2019-12-01 07:21:17
176.115.93.53 attackbotsspam
fake user registration/login attempts
2019-12-01 07:24:39
111.198.88.86 attackbotsspam
Dec  1 00:08:17 OPSO sshd\[7572\]: Invalid user maller from 111.198.88.86 port 36610
Dec  1 00:08:17 OPSO sshd\[7572\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.198.88.86
Dec  1 00:08:19 OPSO sshd\[7572\]: Failed password for invalid user maller from 111.198.88.86 port 36610 ssh2
Dec  1 00:12:12 OPSO sshd\[8788\]: Invalid user git from 111.198.88.86 port 42726
Dec  1 00:12:12 OPSO sshd\[8788\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.198.88.86
2019-12-01 07:17:12
49.75.102.207 attackbotsspam
Sep 13 09:33:11 meumeu sshd[9312]: Failed password for root from 49.75.102.207 port 53246 ssh2
Sep 13 09:33:23 meumeu sshd[9312]: Failed password for root from 49.75.102.207 port 53246 ssh2
Sep 13 09:33:26 meumeu sshd[9312]: Failed password for root from 49.75.102.207 port 53246 ssh2
Sep 13 09:33:27 meumeu sshd[9312]: error: maximum authentication attempts exceeded for root from 49.75.102.207 port 53246 ssh2 [preauth]
...
2019-12-01 07:05:32
219.150.116.52 attack
Fail2Ban - SMTP Bruteforce Attempt
2019-12-01 06:59:36
213.186.35.114 attackbotsspam
Nov 28 16:38:53 nbi-636 sshd[11331]: Invalid user tinti from 213.186.35.114 port 50160
Nov 28 16:38:54 nbi-636 sshd[11331]: Failed password for invalid user tinti from 213.186.35.114 port 50160 ssh2
Nov 28 16:38:54 nbi-636 sshd[11331]: Received disconnect from 213.186.35.114 port 50160:11: Bye Bye [preauth]
Nov 28 16:38:54 nbi-636 sshd[11331]: Disconnected from 213.186.35.114 port 50160 [preauth]
Nov 28 16:55:44 nbi-636 sshd[14561]: Invalid user gergory from 213.186.35.114 port 44264
Nov 28 16:55:45 nbi-636 sshd[14561]: Failed password for invalid user gergory from 213.186.35.114 port 44264 ssh2
Nov 28 16:55:45 nbi-636 sshd[14561]: Received disconnect from 213.186.35.114 port 44264:11: Bye Bye [preauth]
Nov 28 16:55:45 nbi-636 sshd[14561]: Disconnected from 213.186.35.114 port 44264 [preauth]
Nov 28 16:58:48 nbi-636 sshd[15103]: Invalid user FFA from 213.186.35.114 port 53936
Nov 28 16:58:50 nbi-636 sshd[15103]: Failed password for invalid user FFA from 213.186.35.114 p........
-------------------------------
2019-12-01 07:09:36
40.112.220.218 attack
2019-11-30T23:24:31.968449ns386461 sshd\[2174\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.112.220.218  user=root
2019-11-30T23:24:34.114541ns386461 sshd\[2174\]: Failed password for root from 40.112.220.218 port 13248 ssh2
2019-11-30T23:41:31.367793ns386461 sshd\[17412\]: Invalid user ssmaru from 40.112.220.218 port 13248
2019-11-30T23:41:31.372752ns386461 sshd\[17412\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.112.220.218
2019-11-30T23:41:33.878631ns386461 sshd\[17412\]: Failed password for invalid user ssmaru from 40.112.220.218 port 13248 ssh2
...
2019-12-01 07:06:58
106.12.111.201 attack
Nov 30 12:38:15 sachi sshd\[29215\]: Invalid user ports from 106.12.111.201
Nov 30 12:38:15 sachi sshd\[29215\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.111.201
Nov 30 12:38:18 sachi sshd\[29215\]: Failed password for invalid user ports from 106.12.111.201 port 48456 ssh2
Nov 30 12:41:26 sachi sshd\[29528\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.111.201  user=lp
Nov 30 12:41:28 sachi sshd\[29528\]: Failed password for lp from 106.12.111.201 port 52582 ssh2
2019-12-01 07:12:06
104.236.124.45 attackbotsspam
Invalid user blancher from 104.236.124.45 port 36221
2019-12-01 07:12:24
49.75.145.126 attack
Jun 19 20:19:06 meumeu sshd[14950]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.75.145.126 
Jun 19 20:19:07 meumeu sshd[14950]: Failed password for invalid user ubuntu from 49.75.145.126 port 35024 ssh2
Jun 19 20:23:04 meumeu sshd[15387]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.75.145.126 
...
2019-12-01 07:01:30
51.15.161.203 attackspam
firewall-block, port(s): 5060/udp
2019-12-01 07:11:29
91.201.246.180 attack
Nov 30 23:31:50 mxgate1 postfix/postscreen[27208]: CONNECT from [91.201.246.180]:2368 to [176.31.12.44]:25
Nov 30 23:31:50 mxgate1 postfix/dnsblog[27338]: addr 91.201.246.180 listed by domain zen.spamhaus.org as 127.0.0.11
Nov 30 23:31:50 mxgate1 postfix/dnsblog[27335]: addr 91.201.246.180 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Nov 30 23:31:50 mxgate1 postfix/dnsblog[27336]: addr 91.201.246.180 listed by domain b.barracudacentral.org as 127.0.0.2
Nov 30 23:31:56 mxgate1 postfix/postscreen[27208]: DNSBL rank 4 for [91.201.246.180]:2368
Nov 30 23:31:56 mxgate1 postfix/postscreen[27208]: NOQUEUE: reject: RCPT from [91.201.246.180]:2368: 550 5.7.1 Service unavailable; client [91.201.246.180] blocked using zen.spamhaus.org; from=x@x helo=
Nov 30 23:31:57 mxgate1 postfix/postscreen[27208]: HANGUP after 0.31 from [91.201.246.180]:2368 in tests after SMTP handshake
Nov 30 23:31:57 mxgate1 postfix/postscreen[27208]: DISCONNECT [91.201.246.180]:2368


........
-----------------------------------------
2019-12-01 07:13:57

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