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: Singapore

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 <<>> 18.139.51.37
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 18083
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;18.139.51.37.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021100 1800 900 604800 86400

;; Query time: 35 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 11 19:15:13 CST 2025
;; MSG SIZE  rcvd: 105
Host info
37.51.139.18.in-addr.arpa domain name pointer ec2-18-139-51-37.ap-southeast-1.compute.amazonaws.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
37.51.139.18.in-addr.arpa	name = ec2-18-139-51-37.ap-southeast-1.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
45.119.215.68 attack
(sshd) Failed SSH login from 45.119.215.68 (VN/Vietnam/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Mar 27 05:53:44 srv sshd[2863]: Invalid user izg from 45.119.215.68 port 35064
Mar 27 05:53:45 srv sshd[2863]: Failed password for invalid user izg from 45.119.215.68 port 35064 ssh2
Mar 27 06:03:50 srv sshd[3150]: Invalid user myu from 45.119.215.68 port 42596
Mar 27 06:03:52 srv sshd[3150]: Failed password for invalid user myu from 45.119.215.68 port 42596 ssh2
Mar 27 06:06:56 srv sshd[3228]: Invalid user noj from 45.119.215.68 port 34030
2020-03-27 13:04:14
111.20.68.38 attackspambots
Mar 27 04:15:13 ns382633 sshd\[26781\]: Invalid user fow from 111.20.68.38 port 7545
Mar 27 04:15:13 ns382633 sshd\[26781\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.20.68.38
Mar 27 04:15:16 ns382633 sshd\[26781\]: Failed password for invalid user fow from 111.20.68.38 port 7545 ssh2
Mar 27 04:54:20 ns382633 sshd\[1063\]: Invalid user qqu from 111.20.68.38 port 30040
Mar 27 04:54:20 ns382633 sshd\[1063\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.20.68.38
2020-03-27 12:57:32
50.196.126.233 attack
Mar 27 04:46:46 mail.srvfarm.net postfix/smtpd[3702190]: NOQUEUE: reject: RCPT from 50-196-126-233-static.hfc.comcastbusiness.net[50.196.126.233]: 554 5.7.1 Service unavailable; Client host [50.196.126.233] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?50.196.126.233; from= to= proto=ESMTP helo=<50-196-126-233-static.hfc.comcastbusiness.net>
Mar 27 04:46:46 mail.srvfarm.net postfix/smtpd[3702190]: NOQUEUE: reject: RCPT from 50-196-126-233-static.hfc.comcastbusiness.net[50.196.126.233]: 554 5.7.1 Service unavailable; Client host [50.196.126.233] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?50.196.126.233; from= to= proto=ESMTP helo=<50-196-126-233-static.hfc.comcastbusiness.net>
Mar 27 04:46:47 mail.srvfarm.net postfix/smtpd[3702190]: NOQUEUE: reject: RCPT from 50-196-126-233-static.hfc.comcastbusiness.net[50.196.126.233]: 554
2020-03-27 13:30:24
212.112.98.146 attack
Mar 27 04:53:39 santamaria sshd\[18049\]: Invalid user jhq from 212.112.98.146
Mar 27 04:53:40 santamaria sshd\[18049\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.112.98.146
Mar 27 04:53:42 santamaria sshd\[18049\]: Failed password for invalid user jhq from 212.112.98.146 port 26588 ssh2
...
2020-03-27 13:23:49
103.142.205.143 attack
(mod_security) mod_security (id:20000010) triggered by 103.142.205.143 (US/United States/-): 5 in the last 300 secs
2020-03-27 13:21:18
141.98.80.147 attackspambots
Mar 27 05:36:31 mail postfix/smtpd\[7615\]: warning: unknown\[141.98.80.147\]: SASL PLAIN authentication failed: \
Mar 27 05:36:49 mail postfix/smtpd\[7467\]: warning: unknown\[141.98.80.147\]: SASL PLAIN authentication failed: \
Mar 27 05:37:14 mail postfix/smtpd\[7615\]: warning: unknown\[141.98.80.147\]: SASL PLAIN authentication failed: \
Mar 27 06:17:33 mail postfix/smtpd\[9040\]: warning: unknown\[141.98.80.147\]: SASL PLAIN authentication failed: \
2020-03-27 13:27:02
134.73.51.153 attackbotsspam
Mar 27 05:42:05 mail.srvfarm.net postfix/smtpd[3723724]: NOQUEUE: reject: RCPT from unknown[134.73.51.153]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 05:42:05 mail.srvfarm.net postfix/smtpd[3721876]: NOQUEUE: reject: RCPT from unknown[134.73.51.153]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 05:42:05 mail.srvfarm.net postfix/smtpd[3723721]: NOQUEUE: reject: RCPT from unknown[134.73.51.153]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 05:42:05 mail.srvfarm.net postfix/smtpd[3721944]: NOQUEUE: reject: RCPT from unknown[134.73.51.153]:
2020-03-27 13:27:51
122.52.251.100 attackbotsspam
Mar 27 06:12:55 vmd48417 sshd[5207]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.52.251.100
2020-03-27 13:34:58
188.131.233.36 attack
Mar 27 05:49:42 nextcloud sshd\[25153\]: Invalid user lzjian from 188.131.233.36
Mar 27 05:49:42 nextcloud sshd\[25153\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.131.233.36
Mar 27 05:49:44 nextcloud sshd\[25153\]: Failed password for invalid user lzjian from 188.131.233.36 port 55478 ssh2
2020-03-27 13:22:59
222.186.30.57 attackspam
Mar 27 05:57:39 server sshd[32545]: Failed password for root from 222.186.30.57 port 36017 ssh2
Mar 27 05:57:42 server sshd[32545]: Failed password for root from 222.186.30.57 port 36017 ssh2
Mar 27 05:57:46 server sshd[32545]: Failed password for root from 222.186.30.57 port 36017 ssh2
2020-03-27 13:03:50
139.59.31.205 attackspam
2020-03-27T04:46:01.981393abusebot-6.cloudsearch.cf sshd[3738]: Invalid user usuario from 139.59.31.205 port 24290
2020-03-27T04:46:01.989975abusebot-6.cloudsearch.cf sshd[3738]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.31.205
2020-03-27T04:46:01.981393abusebot-6.cloudsearch.cf sshd[3738]: Invalid user usuario from 139.59.31.205 port 24290
2020-03-27T04:46:03.712736abusebot-6.cloudsearch.cf sshd[3738]: Failed password for invalid user usuario from 139.59.31.205 port 24290 ssh2
2020-03-27T04:47:57.313870abusebot-6.cloudsearch.cf sshd[3836]: Invalid user castis from 139.59.31.205 port 38294
2020-03-27T04:47:57.323735abusebot-6.cloudsearch.cf sshd[3836]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.31.205
2020-03-27T04:47:57.313870abusebot-6.cloudsearch.cf sshd[3836]: Invalid user castis from 139.59.31.205 port 38294
2020-03-27T04:47:59.307215abusebot-6.cloudsearch.cf sshd[3836]: Failed
...
2020-03-27 13:11:00
78.128.113.72 attackbots
2020-03-27 06:27:39 dovecot_login authenticator failed for \(\[78.128.113.72\]\) \[78.128.113.72\]: 535 Incorrect authentication data \(set_id=admina@no-server.de\)
2020-03-27 06:27:46 dovecot_login authenticator failed for \(\[78.128.113.72\]\) \[78.128.113.72\]: 535 Incorrect authentication data
2020-03-27 06:27:54 dovecot_login authenticator failed for \(\[78.128.113.72\]\) \[78.128.113.72\]: 535 Incorrect authentication data
2020-03-27 06:27:59 dovecot_login authenticator failed for \(\[78.128.113.72\]\) \[78.128.113.72\]: 535 Incorrect authentication data
2020-03-27 06:28:11 dovecot_login authenticator failed for \(\[78.128.113.72\]\) \[78.128.113.72\]: 535 Incorrect authentication data
...
2020-03-27 13:28:52
144.217.136.227 attack
Mar 27 06:07:23 silence02 sshd[22046]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.217.136.227
Mar 27 06:07:25 silence02 sshd[22046]: Failed password for invalid user jhe from 144.217.136.227 port 46924 ssh2
Mar 27 06:16:43 silence02 sshd[26773]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.217.136.227
2020-03-27 13:31:49
93.63.55.73 attackspambots
Mar 27 05:51:54 sso sshd[25197]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=93.63.55.73
Mar 27 05:51:55 sso sshd[25197]: Failed password for invalid user jdy from 93.63.55.73 port 59662 ssh2
...
2020-03-27 13:12:59
201.90.101.165 attack
$f2bV_matches
2020-03-27 13:34:16

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