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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.18.37.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56745
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.37.51.			IN	A

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

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue May 24 01:40:31 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 51.37.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 51.37.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
49.88.112.78 attackbotsspam
Oct  4 00:00:28 tux-35-217 sshd\[31572\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.78  user=root
Oct  4 00:00:30 tux-35-217 sshd\[31572\]: Failed password for root from 49.88.112.78 port 63078 ssh2
Oct  4 00:00:33 tux-35-217 sshd\[31572\]: Failed password for root from 49.88.112.78 port 63078 ssh2
Oct  4 00:00:35 tux-35-217 sshd\[31572\]: Failed password for root from 49.88.112.78 port 63078 ssh2
...
2019-10-04 06:03:39
222.186.173.183 attackspambots
Oct  3 22:21:22 marvibiene sshd[6674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.183  user=root
Oct  3 22:21:23 marvibiene sshd[6674]: Failed password for root from 222.186.173.183 port 56028 ssh2
Oct  3 22:21:27 marvibiene sshd[6674]: Failed password for root from 222.186.173.183 port 56028 ssh2
Oct  3 22:21:22 marvibiene sshd[6674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.183  user=root
Oct  3 22:21:23 marvibiene sshd[6674]: Failed password for root from 222.186.173.183 port 56028 ssh2
Oct  3 22:21:27 marvibiene sshd[6674]: Failed password for root from 222.186.173.183 port 56028 ssh2
...
2019-10-04 06:24:53
104.237.135.202 attackbots
03.10.2019 22:52:13 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2019-10-04 06:22:21
112.48.132.196 attackbots
2019-10-03T21:52:15.597395beta postfix/smtpd[14870]: warning: unknown[112.48.132.196]: SASL LOGIN authentication failed: authentication failure
2019-10-03T21:52:25.542205beta postfix/smtpd[14870]: warning: unknown[112.48.132.196]: SASL LOGIN authentication failed: authentication failure
2019-10-03T21:52:37.080991beta postfix/smtpd[14870]: warning: unknown[112.48.132.196]: SASL LOGIN authentication failed: authentication failure
...
2019-10-04 05:57:35
79.137.86.43 attack
Oct  3 23:45:08 markkoudstaal sshd[30832]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.86.43
Oct  3 23:45:11 markkoudstaal sshd[30832]: Failed password for invalid user ftpuser from 79.137.86.43 port 60542 ssh2
Oct  3 23:48:49 markkoudstaal sshd[31139]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.86.43
2019-10-04 06:24:22
74.129.23.72 attackbots
Oct  3 22:52:14 lnxded64 sshd[11054]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.129.23.72
Oct  3 22:52:14 lnxded64 sshd[11053]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.129.23.72
Oct  3 22:52:16 lnxded64 sshd[11054]: Failed password for invalid user pi from 74.129.23.72 port 47640 ssh2
Oct  3 22:52:16 lnxded64 sshd[11053]: Failed password for invalid user pi from 74.129.23.72 port 47638 ssh2
2019-10-04 06:13:49
156.196.244.188 attackbots
Honeypot attack, port: 445, PTR: host-156.196.188.244-static.tedata.net.
2019-10-04 06:13:17
143.239.130.113 attackbotsspam
Oct  3 23:52:26 bouncer sshd\[19517\]: Invalid user ec2 from 143.239.130.113 port 34842
Oct  3 23:52:26 bouncer sshd\[19517\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=143.239.130.113 
Oct  3 23:52:29 bouncer sshd\[19517\]: Failed password for invalid user ec2 from 143.239.130.113 port 34842 ssh2
...
2019-10-04 05:55:12
217.30.75.78 attackspam
Oct  3 11:45:39 php1 sshd\[24263\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.30.75.78  user=root
Oct  3 11:45:41 php1 sshd\[24263\]: Failed password for root from 217.30.75.78 port 35486 ssh2
Oct  3 11:49:47 php1 sshd\[24641\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.30.75.78  user=root
Oct  3 11:49:48 php1 sshd\[24641\]: Failed password for root from 217.30.75.78 port 56936 ssh2
Oct  3 11:54:06 php1 sshd\[25059\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.30.75.78  user=root
2019-10-04 05:56:57
94.191.31.230 attackbotsspam
Oct  3 22:48:07 dev0-dcfr-rnet sshd[26957]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.31.230
Oct  3 22:48:09 dev0-dcfr-rnet sshd[26957]: Failed password for invalid user dq from 94.191.31.230 port 54242 ssh2
Oct  3 22:52:24 dev0-dcfr-rnet sshd[27024]: Failed password for root from 94.191.31.230 port 32902 ssh2
2019-10-04 06:10:13
148.72.207.248 attack
Oct  3 21:51:50 web8 sshd\[25716\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.72.207.248  user=root
Oct  3 21:51:52 web8 sshd\[25716\]: Failed password for root from 148.72.207.248 port 41824 ssh2
Oct  3 21:56:25 web8 sshd\[27882\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.72.207.248  user=root
Oct  3 21:56:26 web8 sshd\[27882\]: Failed password for root from 148.72.207.248 port 55878 ssh2
Oct  3 22:00:54 web8 sshd\[30046\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.72.207.248  user=root
2019-10-04 06:17:28
124.42.239.214 attack
Oct  3 22:45:25 OPSO sshd\[17039\]: Invalid user hex from 124.42.239.214 port 54518
Oct  3 22:45:25 OPSO sshd\[17039\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.42.239.214
Oct  3 22:45:28 OPSO sshd\[17039\]: Failed password for invalid user hex from 124.42.239.214 port 54518 ssh2
Oct  3 22:52:07 OPSO sshd\[18110\]: Invalid user www-user from 124.42.239.214 port 35046
Oct  3 22:52:07 OPSO sshd\[18110\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.42.239.214
2019-10-04 06:19:14
103.66.16.18 attackbots
Oct  3 11:07:36 eddieflores sshd\[6222\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.66.16.18  user=root
Oct  3 11:07:38 eddieflores sshd\[6222\]: Failed password for root from 103.66.16.18 port 57364 ssh2
Oct  3 11:12:30 eddieflores sshd\[6661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.66.16.18  user=root
Oct  3 11:12:33 eddieflores sshd\[6661\]: Failed password for root from 103.66.16.18 port 43292 ssh2
Oct  3 11:17:28 eddieflores sshd\[7071\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.66.16.18  user=root
2019-10-04 05:49:38
223.4.70.106 attackspam
Oct  3 11:34:30 sachi sshd\[8307\]: Invalid user pedebike from 223.4.70.106
Oct  3 11:34:30 sachi sshd\[8307\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.4.70.106
Oct  3 11:34:33 sachi sshd\[8307\]: Failed password for invalid user pedebike from 223.4.70.106 port 52448 ssh2
Oct  3 11:38:18 sachi sshd\[8635\]: Invalid user admin from 223.4.70.106
Oct  3 11:38:18 sachi sshd\[8635\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.4.70.106
2019-10-04 05:51:18
185.244.173.250 attackbotsspam
$f2bV_matches
2019-10-04 06:02:03

Recently Reported IPs

104.18.226.56 104.18.37.55 104.18.37.61 104.18.37.81
104.18.37.92 104.18.38.118 104.18.38.124 104.18.38.142
104.18.38.147 104.18.38.148 104.18.38.160 104.18.38.163
104.18.38.165 104.18.38.168 104.18.38.173 104.18.38.179
104.18.38.206 104.18.38.21 104.18.38.235 104.18.38.238