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: Amazon Data Services Singapore

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
Oct 16 11:53:46 venus sshd\[9036\]: Invalid user rsync from 18.139.97.31 port 55610
Oct 16 11:53:46 venus sshd\[9036\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=18.139.97.31
Oct 16 11:53:48 venus sshd\[9036\]: Failed password for invalid user rsync from 18.139.97.31 port 55610 ssh2
...
2019-10-16 20:09:54
attackbots
(sshd) Failed SSH login from 18.139.97.31 (SG/Singapore/ec2-18-139-97-31.ap-southeast-1.compute.amazonaws.com): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct 16 06:44:29 server2 sshd[14905]: Failed password for root from 18.139.97.31 port 39336 ssh2
Oct 16 06:56:06 server2 sshd[15162]: Invalid user dnsftp from 18.139.97.31 port 45314
Oct 16 06:56:08 server2 sshd[15162]: Failed password for invalid user dnsftp from 18.139.97.31 port 45314 ssh2
Oct 16 07:01:23 server2 sshd[15298]: Failed password for root from 18.139.97.31 port 57608 ssh2
Oct 16 07:06:14 server2 sshd[15387]: Invalid user dirmngr from 18.139.97.31 port 41718
2019-10-16 13:42:32
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 18.139.97.31
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19295
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			590	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019101501 1800 900 604800 86400

;; Query time: 114 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Oct 16 13:42:26 CST 2019
;; MSG SIZE  rcvd: 116
Host info
31.97.139.18.in-addr.arpa domain name pointer ec2-18-139-97-31.ap-southeast-1.compute.amazonaws.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
31.97.139.18.in-addr.arpa	name = ec2-18-139-97-31.ap-southeast-1.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
117.50.9.235 attackbotsspam
SSH Brute-Force reported by Fail2Ban
2020-09-14 22:37:18
210.14.77.102 attack
Sep 14 13:46:44 jumpserver sshd[25044]: Invalid user jesus01 from 210.14.77.102 port 11089
Sep 14 13:46:46 jumpserver sshd[25044]: Failed password for invalid user jesus01 from 210.14.77.102 port 11089 ssh2
Sep 14 13:54:43 jumpserver sshd[25105]: Invalid user portugal1 from 210.14.77.102 port 17988
...
2020-09-14 22:08:34
118.163.101.207 attackspam
Sep 14 08:45:02 ws22vmsma01 sshd[193992]: Failed password for root from 118.163.101.207 port 57592 ssh2
...
2020-09-14 22:03:52
43.226.41.171 attack
2020-09-14T20:23:28.831517hostname sshd[32410]: Failed password for root from 43.226.41.171 port 34562 ssh2
2020-09-14T20:26:06.063360hostname sshd[861]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.226.41.171  user=root
2020-09-14T20:26:07.702592hostname sshd[861]: Failed password for root from 43.226.41.171 port 59910 ssh2
...
2020-09-14 22:21:45
222.186.173.183 attackbots
2020-09-14T14:13:00.574803vps1033 sshd[4625]: Failed password for root from 222.186.173.183 port 62440 ssh2
2020-09-14T14:13:04.067186vps1033 sshd[4625]: Failed password for root from 222.186.173.183 port 62440 ssh2
2020-09-14T14:13:07.788251vps1033 sshd[4625]: Failed password for root from 222.186.173.183 port 62440 ssh2
2020-09-14T14:13:11.408276vps1033 sshd[4625]: Failed password for root from 222.186.173.183 port 62440 ssh2
2020-09-14T14:13:15.407316vps1033 sshd[4625]: Failed password for root from 222.186.173.183 port 62440 ssh2
...
2020-09-14 22:15:06
95.111.238.228 attackspam
Sep 14 16:21:01 hosting sshd[23071]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vmi442748.contaboserver.net  user=root
Sep 14 16:21:03 hosting sshd[23071]: Failed password for root from 95.111.238.228 port 41194 ssh2
...
2020-09-14 22:26:46
94.142.241.194 attackspambots
Sep 14 14:41:38 prod4 sshd\[10582\]: Failed password for root from 94.142.241.194 port 18892 ssh2
Sep 14 14:41:40 prod4 sshd\[10582\]: Failed password for root from 94.142.241.194 port 18892 ssh2
Sep 14 14:41:42 prod4 sshd\[10582\]: Failed password for root from 94.142.241.194 port 18892 ssh2
...
2020-09-14 22:02:29
42.118.121.252 attackspambots
2020-09-14T20:08:24.373954hostname sshd[70063]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.118.121.252  user=root
2020-09-14T20:08:26.670612hostname sshd[70063]: Failed password for root from 42.118.121.252 port 22598 ssh2
...
2020-09-14 22:23:05
167.99.77.94 attack
Sep 14 08:53:50 rush sshd[28273]: Failed password for root from 167.99.77.94 port 43670 ssh2
Sep 14 08:58:04 rush sshd[28361]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.77.94
Sep 14 08:58:06 rush sshd[28361]: Failed password for invalid user user from 167.99.77.94 port 46568 ssh2
...
2020-09-14 22:17:30
222.186.175.212 attackspam
Sep 14 15:21:13 mavik sshd[26499]: Failed password for root from 222.186.175.212 port 8524 ssh2
Sep 14 15:21:19 mavik sshd[26499]: Failed password for root from 222.186.175.212 port 8524 ssh2
Sep 14 15:21:23 mavik sshd[26499]: Failed password for root from 222.186.175.212 port 8524 ssh2
Sep 14 15:21:26 mavik sshd[26499]: Failed password for root from 222.186.175.212 port 8524 ssh2
Sep 14 15:21:29 mavik sshd[26499]: Failed password for root from 222.186.175.212 port 8524 ssh2
...
2020-09-14 22:23:26
49.235.39.253 attackspam
$f2bV_matches
2020-09-14 22:34:06
45.153.203.33 attackbotsspam
Unauthorized SSH connection attempt
2020-09-14 22:44:22
218.82.77.117 attackspam
Invalid user sshuser from 218.82.77.117 port 52113
2020-09-14 22:10:06
113.173.119.253 attackspam
(eximsyntax) Exim syntax errors from 113.173.119.253 (VN/Vietnam/static.vnpt.vn): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-09-13 21:26:50 SMTP call from [113.173.119.253] dropped: too many syntax or protocol errors (last command was "?\034?\032?\027?\031?\034?\033?\030?\032?\026?\016?\r?\v?\f?	?")
2020-09-14 22:36:11
59.177.78.90 attack
Unauthorised access (Sep 13) SRC=59.177.78.90 LEN=40 TTL=50 ID=51748 TCP DPT=23 WINDOW=48002 SYN
2020-09-14 22:33:05

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