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: Brookings

Region: South Dakota

Country: United States

Internet Service Provider: unknown

Hostname: unknown

Organization: South Dakota State 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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 137.216.31.168
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53907
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019061702 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Tue Jun 18 17:59:21 CST 2019
;; MSG SIZE  rcvd: 118
Host info
Host 168.31.216.137.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 168.31.216.137.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.245.255.19 attackspam
Jul 11 05:53:09 meumeu sshd[2471]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.245.255.19 
Jul 11 05:53:11 meumeu sshd[2471]: Failed password for invalid user florian from 106.245.255.19 port 51003 ssh2
Jul 11 05:55:22 meumeu sshd[2835]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.245.255.19 
...
2020-04-07 02:10:27
84.197.253.234 attackspambots
SSH-bruteforce attempts
2020-04-07 02:22:25
122.51.41.44 attackspambots
Dec 14 10:12:31 meumeu sshd[17025]: Failed password for root from 122.51.41.44 port 43986 ssh2
Dec 14 10:21:14 meumeu sshd[18212]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.41.44 
Dec 14 10:21:16 meumeu sshd[18212]: Failed password for invalid user boh from 122.51.41.44 port 41078 ssh2
...
2020-04-07 02:24:17
121.225.24.101 attack
Apr  6 20:49:02 master sshd[654]: Failed password for invalid user jboss from 121.225.24.101 port 55458 ssh2
2020-04-07 01:56:37
35.232.75.184 attackbots
C1,WP GET /suche/wp-login.php
2020-04-07 01:58:18
80.77.123.4 attackspambots
Apr  6 08:52:56 our-server-hostname sshd[12020]: Address 80.77.123.4 maps to mail1.hosting.techcentral.hu, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Apr  6 08:52:57 our-server-hostname sshd[12020]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.77.123.4  user=r.r
Apr  6 08:52:59 our-server-hostname sshd[12020]: Failed password for r.r from 80.77.123.4 port 51783 ssh2
Apr  6 09:14:20 our-server-hostname sshd[17228]: Address 80.77.123.4 maps to mail1.hosting.techcentral.hu, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Apr  6 09:14:20 our-server-hostname sshd[17228]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.77.123.4  user=r.r
Apr  6 09:14:22 our-server-hostname sshd[17228]: Failed password for r.r from 80.77.123.4 port 57542 ssh2
Apr  6 09:25:59 our-server-hostname sshd[19713]: Address 80.77.123.4 maps to mail1.hosting.techcen........
-------------------------------
2020-04-07 02:26:49
207.154.195.24 attackbots
Apr  6 12:29:41 ws22vmsma01 sshd[2642]: Failed password for root from 207.154.195.24 port 45808 ssh2
...
2020-04-07 02:04:28
61.84.196.50 attack
none
2020-04-07 02:10:52
157.230.54.248 attack
IP blocked
2020-04-07 01:54:25
185.156.73.38 attackbots
Triggered: repeated knocking on closed ports.
2020-04-07 02:00:28
134.175.85.42 attack
$f2bV_matches
2020-04-07 01:52:52
116.102.13.219 attack
Automatic report - Port Scan Attack
2020-04-07 02:14:45
60.248.189.138 attackspambots
Apr  6 17:26:20 vps339862 kernel: \[5405696.411818\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=60.248.189.138 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=46 ID=34871 PROTO=TCP SPT=63404 DPT=26 SEQ=872336939 ACK=0 WINDOW=55940 RES=0x00 SYN URGP=0 
Apr  6 17:26:29 vps339862 kernel: \[5405705.067796\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=60.248.189.138 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=46 ID=34871 PROTO=TCP SPT=63404 DPT=23 SEQ=872336939 ACK=0 WINDOW=55940 RES=0x00 SYN URGP=0 
Apr  6 17:27:54 vps339862 kernel: \[5405789.674817\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=60.248.189.138 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=46 ID=34871 PROTO=TCP SPT=63404 DPT=23 SEQ=872336939 ACK=0 WINDOW=55940 RES=0x00 SYN URGP=0 
Apr  6 17:35:28 vps339862 kernel: \[5406244.444687\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:6
...
2020-04-07 02:01:31
38.78.210.125 attack
Apr  6 20:01:57 OPSO sshd\[27713\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=38.78.210.125  user=root
Apr  6 20:01:59 OPSO sshd\[27713\]: Failed password for root from 38.78.210.125 port 57590 ssh2
Apr  6 20:05:51 OPSO sshd\[28503\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=38.78.210.125  user=root
Apr  6 20:05:54 OPSO sshd\[28503\]: Failed password for root from 38.78.210.125 port 33669 ssh2
Apr  6 20:09:44 OPSO sshd\[29057\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=38.78.210.125  user=root
2020-04-07 02:12:46
41.33.183.42 attack
port scan and connect, tcp 1433 (ms-sql-s)
2020-04-07 02:03:57

Recently Reported IPs

70.40.61.23 59.0.218.240 153.45.136.135 172.107.110.78
177.19.215.162 185.105.140.19 85.106.149.28 121.48.164.177
157.7.50.121 187.178.134.238 5.196.201.99 71.138.227.73
105.142.235.220 216.115.136.238 198.137.252.30 129.204.51.140
206.147.73.230 52.28.43.209 3.160.145.240 88.101.157.33