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 <<>> 104.18.243.57
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63396
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.243.57.			IN	A

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

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 14:52:56 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 57.243.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 57.243.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
180.97.80.12 attackbots
$f2bV_matches
2020-08-21 16:09:29
144.34.193.83 attackbots
Aug 21 08:44:34 root sshd[22998]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.34.193.83 
Aug 21 08:44:36 root sshd[22998]: Failed password for invalid user radio from 144.34.193.83 port 57148 ssh2
Aug 21 08:59:15 root sshd[24858]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.34.193.83 
...
2020-08-21 16:11:31
192.144.129.181 attack
Aug 21 13:40:11 dhoomketu sshd[2542927]: Failed password for root from 192.144.129.181 port 49022 ssh2
Aug 21 13:43:11 dhoomketu sshd[2542977]: Invalid user postgres from 192.144.129.181 port 53792
Aug 21 13:43:11 dhoomketu sshd[2542977]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.129.181 
Aug 21 13:43:11 dhoomketu sshd[2542977]: Invalid user postgres from 192.144.129.181 port 53792
Aug 21 13:43:13 dhoomketu sshd[2542977]: Failed password for invalid user postgres from 192.144.129.181 port 53792 ssh2
...
2020-08-21 16:19:46
197.211.9.62 attackbotsspam
$f2bV_matches
2020-08-21 16:37:16
142.93.242.246 attack
Aug 21 07:12:47 localhost sshd\[13826\]: Invalid user vmail from 142.93.242.246 port 48614
Aug 21 07:12:47 localhost sshd\[13826\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.242.246
Aug 21 07:12:49 localhost sshd\[13826\]: Failed password for invalid user vmail from 142.93.242.246 port 48614 ssh2
...
2020-08-21 16:41:23
85.106.110.201 attackbots
1597982046 - 08/21/2020 05:54:06 Host: 85.106.110.201/85.106.110.201 Port: 445 TCP Blocked
2020-08-21 16:42:05
120.29.78.111 attack
Attempts against non-existent wp-login
2020-08-21 16:45:33
111.67.192.149 attack
Invalid user sdtdserver from 111.67.192.149 port 54158
2020-08-21 16:41:45
45.95.168.96 attackbotsspam
2020-08-21 10:10:43 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@nopcommerce.it\)
2020-08-21 10:12:46 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@nophost.com\)
2020-08-21 10:12:46 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@opso.it\)
2020-08-21 10:16:53 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@nopcommerce.it\)
2020-08-21 10:18:55 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@opso.it\)
2020-08-21 10:18:55 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=office@nophost.com\)
2020-08-21 16:20:11
183.109.79.253 attackspam
Invalid user blake from 183.109.79.253 port 62849
2020-08-21 16:31:48
121.149.245.146 attack
Port Scan detected!
...
2020-08-21 16:30:49
2001:41d0:8:d9bd::1 attack
Brute-force general attack.
2020-08-21 16:28:01
125.72.106.233 attack
$f2bV_matches
2020-08-21 16:36:34
142.93.94.49 attackspam
Blocked for port scanning.
Time: Fri Aug 21. 02:19:10 2020 +0200
IP: 142.93.94.49 (US/United States/-)

Sample of block hits:
Aug 21 02:16:11 vserv kernel: [6028936.526246] Firewall: *TCP_IN Blocked* IN=eth0 OUT= MAC= SRC=142.93.94.49 DST=[removed] LEN=40 TOS=0x00 PREC=0x00 TTL=241 ID=9060 PROTO=TCP SPT=22 DPT=143 WINDOW=8192 RES=0x00 SYN URGP=0
Aug 21 02:16:30 vserv kernel: [6028956.067268] Firewall: *TCP_IN Blocked* IN=eth0 OUT= MAC= SRC=142.93.94.49 DST=[removed] LEN=40 TOS=0x00 PREC=0x00 TTL=240 ID=9060 PROTO=TCP SPT=22 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0
Aug 21 02:16:59 vserv kernel: [6028984.864573] Firewall: *TCP_IN Blocked* IN=eth0 OUT= MAC= SRC=142.93.94.49 DST=[removed] LEN=40 TOS=0x00 PREC=0x00 TTL=240 ID=9060 PROTO=TCP SPT=22 DPT=143 WINDOW=8192 RES=0x00 SYN URGP=0
Aug 21 02:17:12 vserv kernel: [6028998.347248] Firewall: *TCP_IN Blocked* IN=eth0 OUT= MAC= SRC=142.93.94.49 DST=[removed] LEN=40 TOS=0x00 PREC=0x00 TTL=238 ID=9060 PROTO=TCP SPT=22 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0
2020-08-21 16:35:05
136.49.109.217 attack
Bruteforce detected by fail2ban
2020-08-21 16:29:43

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