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: China

Internet Service Provider: Aliyun Computing Co. Ltd

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackbots
$f2bV_matches
2020-08-25 12:27:32
attack
Lines containing failures of 39.104.56.138
Aug  3 02:24:01 penfold sshd[4737]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.104.56.138  user=r.r
Aug  3 02:24:03 penfold sshd[4737]: Failed password for r.r from 39.104.56.138 port 37288 ssh2
Aug  3 02:24:05 penfold sshd[4737]: Received disconnect from 39.104.56.138 port 37288:11: Bye Bye [preauth]
Aug  3 02:24:05 penfold sshd[4737]: Disconnected from authenticating user r.r 39.104.56.138 port 37288 [preauth]
Aug  3 02:38:27 penfold sshd[5759]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.104.56.138  user=r.r
Aug  3 02:38:29 penfold sshd[5759]: Failed password for r.r from 39.104.56.138 port 59302 ssh2
Aug  3 02:38:32 penfold sshd[5759]: Received disconnect from 39.104.56.138 port 59302:11: Bye Bye [preauth]
Aug  3 02:38:32 penfold sshd[5759]: Disconnected from authenticating user r.r 39.104.56.138 port 59302 [preauth]
Aug  3 02:40:2........
------------------------------
2020-08-04 00:03:20
attackspambots
Lines containing failures of 39.104.56.138
Aug  3 02:24:01 penfold sshd[4737]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.104.56.138  user=r.r
Aug  3 02:24:03 penfold sshd[4737]: Failed password for r.r from 39.104.56.138 port 37288 ssh2
Aug  3 02:24:05 penfold sshd[4737]: Received disconnect from 39.104.56.138 port 37288:11: Bye Bye [preauth]
Aug  3 02:24:05 penfold sshd[4737]: Disconnected from authenticating user r.r 39.104.56.138 port 37288 [preauth]
Aug  3 02:38:27 penfold sshd[5759]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.104.56.138  user=r.r
Aug  3 02:38:29 penfold sshd[5759]: Failed password for r.r from 39.104.56.138 port 59302 ssh2
Aug  3 02:38:32 penfold sshd[5759]: Received disconnect from 39.104.56.138 port 59302:11: Bye Bye [preauth]
Aug  3 02:38:32 penfold sshd[5759]: Disconnected from authenticating user r.r 39.104.56.138 port 59302 [preauth]
Aug  3 02:40:2........
------------------------------
2020-08-03 20:26:51
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 39.104.56.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 39873
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			276	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020080300 1800 900 604800 86400

;; Query time: 69 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Aug 03 20:26:45 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 138.56.104.39.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.56.104.39.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.64.7.134 attackspam
Unauthorized connection attempt detected from IP address 212.64.7.134 to port 2220 [J]
2020-02-02 22:18:49
155.4.163.116 attackspambots
Apr 18 00:55:04 ms-srv sshd[8551]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=155.4.163.116
Apr 18 00:55:06 ms-srv sshd[8551]: Failed password for invalid user admin from 155.4.163.116 port 55826 ssh2
2020-02-02 21:55:09
218.201.82.168 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-02 22:14:04
218.92.0.148 attackspam
Feb  2 15:20:48 host sshd[39869]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.148  user=root
Feb  2 15:20:50 host sshd[39869]: Failed password for root from 218.92.0.148 port 22617 ssh2
...
2020-02-02 22:23:35
147.139.132.146 attackbots
Feb  2 14:38:40 sd-53420 sshd\[23527\]: Invalid user support from 147.139.132.146
Feb  2 14:38:40 sd-53420 sshd\[23527\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.139.132.146
Feb  2 14:38:42 sd-53420 sshd\[23527\]: Failed password for invalid user support from 147.139.132.146 port 36490 ssh2
Feb  2 14:41:21 sd-53420 sshd\[23941\]: Invalid user 1qaz@WSX from 147.139.132.146
Feb  2 14:41:21 sd-53420 sshd\[23941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.139.132.146
...
2020-02-02 21:59:37
69.30.213.202 attack
20 attempts against mh-misbehave-ban on tree
2020-02-02 22:24:51
140.213.2.227 attackspam
Email rejected due to spam filtering
2020-02-02 22:03:45
204.42.253.132 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-02 22:29:09
121.122.86.227 attack
Automatic report - Port Scan Attack
2020-02-02 22:35:48
155.94.146.17 attackspam
Dec 28 19:07:07 ms-srv sshd[16439]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=155.94.146.17
Dec 28 19:07:09 ms-srv sshd[16439]: Failed password for invalid user super from 155.94.146.17 port 16881 ssh2
2020-02-02 21:46:13
155.4.252.250 attack
Sep  8 02:46:57 ms-srv sshd[54297]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=155.4.252.250
Sep  8 02:47:00 ms-srv sshd[54297]: Failed password for invalid user admin from 155.4.252.250 port 34357 ssh2
2020-02-02 21:52:55
52.117.29.138 attackspambots
Feb  2 15:04:39 mail sshd\[13358\]: Invalid user testftp from 52.117.29.138
Feb  2 15:04:39 mail sshd\[13358\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.117.29.138
Feb  2 15:04:41 mail sshd\[13358\]: Failed password for invalid user testftp from 52.117.29.138 port 41706 ssh2
...
2020-02-02 22:18:23
154.92.23.236 attackspambots
Aug  2 04:15:42 ms-srv sshd[16115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.92.23.236
Aug  2 04:15:44 ms-srv sshd[16115]: Failed password for invalid user ubuntu from 154.92.23.236 port 38558 ssh2
2020-02-02 22:19:44
89.189.154.66 attackbots
Feb  2 14:34:00 icinga sshd[20330]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.189.154.66 
Feb  2 14:34:03 icinga sshd[20330]: Failed password for invalid user butter from 89.189.154.66 port 54048 ssh2
Feb  2 14:41:09 icinga sshd[27195]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.189.154.66 
...
2020-02-02 22:14:58
90.114.66.210 attack
Feb  2 14:40:55 andromeda sshd\[45052\]: Invalid user ts from 90.114.66.210 port 51110
Feb  2 14:40:55 andromeda sshd\[45052\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=90.114.66.210
Feb  2 14:40:57 andromeda sshd\[45052\]: Failed password for invalid user ts from 90.114.66.210 port 51110 ssh2
2020-02-02 22:30:40

Recently Reported IPs

160.202.97.184 181.17.5.59 103.207.38.3 91.134.115.240
177.200.76.108 174.219.147.32 222.147.54.37 129.211.66.195
121.74.33.176 93.4.41.126 177.75.216.242 199.204.7.185
143.90.185.95 27.71.111.2 169.138.244.108 18.113.34.236
139.252.180.248 107.172.52.238 172.32.212.113 215.179.184.161