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: Harvard University

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 <<>> 140.247.21.11
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6156
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;140.247.21.11.			IN	A

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019082401 1800 900 604800 86400

;; Query time: 3 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sun Aug 25 02:02:53 CST 2019
;; MSG SIZE  rcvd: 117
Host info
11.21.247.140.in-addr.arpa domain name pointer sc-mr-1-fcsw.fas.harvard.edu.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
11.21.247.140.in-addr.arpa	name = sc-mr-1-fcsw.fas.harvard.edu.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
192.144.142.72 attackspambots
Lines containing failures of 192.144.142.72
Sep  6 06:55:04 shared09 sshd[12742]: Invalid user cloud from 192.144.142.72 port 47805
Sep  6 06:55:04 shared09 sshd[12742]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.142.72
Sep  6 06:55:06 shared09 sshd[12742]: Failed password for invalid user cloud from 192.144.142.72 port 47805 ssh2
Sep  6 06:55:07 shared09 sshd[12742]: Received disconnect from 192.144.142.72 port 47805:11: Bye Bye [preauth]
Sep  6 06:55:07 shared09 sshd[12742]: Disconnected from invalid user cloud 192.144.142.72 port 47805 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=192.144.142.72
2019-09-06 13:26:09
58.57.4.238 attack
email spam
2019-09-06 13:57:37
113.141.28.106 attackbotsspam
Sep  6 06:16:35 markkoudstaal sshd[13374]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.141.28.106
Sep  6 06:16:37 markkoudstaal sshd[13374]: Failed password for invalid user git from 113.141.28.106 port 22245 ssh2
Sep  6 06:22:11 markkoudstaal sshd[13803]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.141.28.106
2019-09-06 14:13:51
112.64.32.118 attack
Sep  6 05:36:42 game-panel sshd[26810]: Failed password for root from 112.64.32.118 port 44736 ssh2
Sep  6 05:40:08 game-panel sshd[27042]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.64.32.118
Sep  6 05:40:09 game-panel sshd[27042]: Failed password for invalid user ftptest from 112.64.32.118 port 42362 ssh2
2019-09-06 13:57:59
104.248.71.7 attack
Sep  5 19:23:13 lcprod sshd\[8849\]: Invalid user user2 from 104.248.71.7
Sep  5 19:23:13 lcprod sshd\[8849\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.71.7
Sep  5 19:23:14 lcprod sshd\[8849\]: Failed password for invalid user user2 from 104.248.71.7 port 55226 ssh2
Sep  5 19:27:50 lcprod sshd\[9185\]: Invalid user minecraft from 104.248.71.7
Sep  5 19:27:50 lcprod sshd\[9185\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.71.7
2019-09-06 13:41:54
157.245.100.237 attack
Sep  6 02:04:54 TORMINT sshd\[32031\]: Invalid user support from 157.245.100.237
Sep  6 02:04:54 TORMINT sshd\[32031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.100.237
Sep  6 02:04:55 TORMINT sshd\[32031\]: Failed password for invalid user support from 157.245.100.237 port 42446 ssh2
...
2019-09-06 14:13:27
140.143.170.123 attackbotsspam
Sep  6 04:58:56 MK-Soft-VM6 sshd\[9883\]: Invalid user 123456789 from 140.143.170.123 port 58782
Sep  6 04:58:56 MK-Soft-VM6 sshd\[9883\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.170.123
Sep  6 04:58:57 MK-Soft-VM6 sshd\[9883\]: Failed password for invalid user 123456789 from 140.143.170.123 port 58782 ssh2
...
2019-09-06 13:51:36
106.12.213.162 attackbotsspam
2019-09-06T05:06:07.105787hub.schaetter.us sshd\[25835\]: Invalid user tomcat7 from 106.12.213.162
2019-09-06T05:06:07.152067hub.schaetter.us sshd\[25835\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.213.162
2019-09-06T05:06:09.754666hub.schaetter.us sshd\[25835\]: Failed password for invalid user tomcat7 from 106.12.213.162 port 52720 ssh2
2019-09-06T05:10:59.143946hub.schaetter.us sshd\[25892\]: Invalid user anonimus from 106.12.213.162
2019-09-06T05:10:59.180182hub.schaetter.us sshd\[25892\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.213.162
...
2019-09-06 13:57:02
111.75.149.221 attackspam
SMTP:25. Blocked 16 login attempts in 16.6 days.
2019-09-06 13:53:39
141.98.9.195 attackbotsspam
Sep  6 07:41:26 relay postfix/smtpd\[11434\]: warning: unknown\[141.98.9.195\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  6 07:42:51 relay postfix/smtpd\[16983\]: warning: unknown\[141.98.9.195\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  6 07:44:30 relay postfix/smtpd\[11415\]: warning: unknown\[141.98.9.195\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  6 07:44:47 relay postfix/smtpd\[11434\]: warning: unknown\[141.98.9.195\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  6 07:46:12 relay postfix/smtpd\[19205\]: warning: unknown\[141.98.9.195\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-09-06 13:47:47
212.19.16.144 attackspambots
[portscan] Port scan
2019-09-06 14:13:02
49.234.48.86 attackspambots
Sep  6 07:13:35 tuotantolaitos sshd[9581]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.48.86
Sep  6 07:13:37 tuotantolaitos sshd[9581]: Failed password for invalid user vserver from 49.234.48.86 port 49862 ssh2
...
2019-09-06 13:17:14
71.127.237.61 attackbots
Sep  6 05:57:20 pornomens sshd\[21148\]: Invalid user sshuser123 from 71.127.237.61 port 52118
Sep  6 05:57:20 pornomens sshd\[21148\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=71.127.237.61
Sep  6 05:57:22 pornomens sshd\[21148\]: Failed password for invalid user sshuser123 from 71.127.237.61 port 52118 ssh2
...
2019-09-06 13:54:16
141.98.81.66 attackspam
scan r
2019-09-06 13:40:23
142.93.209.204 attack
2019-09-05 H=mail.nourishwel.in \[142.93.209.204\] F=\ rejected RCPT \: Unrouteable address
2019-09-05 H=mail.nourishwel.in \[142.93.209.204\] F=\ rejected RCPT \: Unrouteable address
2019-09-06 H=mail.nourishwel.in \[142.93.209.204\] F=\ rejected RCPT \: Unrouteable address
2019-09-06 14:12:20

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