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: V6Yun (Beijing) Network Co. Ltd

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspam
Invalid user guest from 139.198.21.138 port 58009
2019-08-25 08:10:35
attack
Invalid user test from 139.198.21.138 port 44754
2019-08-24 16:29:45
attack
2019-08-24T00:41:10.684399abusebot.cloudsearch.cf sshd\[17050\]: Invalid user hbcscan from 139.198.21.138 port 50817
2019-08-24 09:02:08
attack
Aug 10 10:40:43 v22018076622670303 sshd\[8017\]: Invalid user asia from 139.198.21.138 port 37511
Aug 10 10:40:43 v22018076622670303 sshd\[8017\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.21.138
Aug 10 10:40:45 v22018076622670303 sshd\[8017\]: Failed password for invalid user asia from 139.198.21.138 port 37511 ssh2
...
2019-08-10 17:03:31
attack
2019-08-06T14:02:48.139418abusebot-8.cloudsearch.cf sshd\[6602\]: Invalid user demo1 from 139.198.21.138 port 32814
2019-08-06 22:37:11
attack
Jul 16 06:39:29 cumulus sshd[25535]: Invalid user abner from 139.198.21.138 port 43938
Jul 16 06:39:29 cumulus sshd[25535]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.21.138
Jul 16 06:39:31 cumulus sshd[25535]: Failed password for invalid user abner from 139.198.21.138 port 43938 ssh2
Jul 16 06:39:31 cumulus sshd[25535]: Received disconnect from 139.198.21.138 port 43938:11: Bye Bye [preauth]
Jul 16 06:39:31 cumulus sshd[25535]: Disconnected from 139.198.21.138 port 43938 [preauth]
Jul 16 06:48:35 cumulus sshd[26190]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.21.138  user=r.r
Jul 16 06:48:38 cumulus sshd[26190]: Failed password for r.r from 139.198.21.138 port 58163 ssh2
Jul 16 06:48:38 cumulus sshd[26190]: Received disconnect from 139.198.21.138 port 58163:11: Bye Bye [preauth]
Jul 16 06:48:38 cumulus sshd[26190]: Disconnected from 139.198.21.138 port 58163 [preau........
-------------------------------
2019-07-20 08:14:50
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 139.198.21.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16826
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019071902 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sat Jul 20 08:14:45 CST 2019
;; MSG SIZE  rcvd: 118
Host info
Host 138.21.198.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 138.21.198.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.13.139.111 attackbotsspam
26.06.2019 03:42:03 SSH access blocked by firewall
2019-06-26 20:36:56
118.71.250.227 attack
Unauthorized connection attempt from IP address 118.71.250.227 on Port 445(SMB)
2019-06-26 21:02:35
112.85.42.176 attackspambots
2019-06-26T10:39:40.326436lon01.zurich-datacenter.net sshd\[11380\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.176  user=root
2019-06-26T10:39:43.102495lon01.zurich-datacenter.net sshd\[11380\]: Failed password for root from 112.85.42.176 port 14351 ssh2
2019-06-26T10:39:45.442457lon01.zurich-datacenter.net sshd\[11380\]: Failed password for root from 112.85.42.176 port 14351 ssh2
2019-06-26T10:39:48.190438lon01.zurich-datacenter.net sshd\[11380\]: Failed password for root from 112.85.42.176 port 14351 ssh2
2019-06-26T10:39:50.688369lon01.zurich-datacenter.net sshd\[11380\]: Failed password for root from 112.85.42.176 port 14351 ssh2
...
2019-06-26 20:31:54
103.81.62.1 attackbotsspam
445/tcp
[2019-06-26]1pkt
2019-06-26 20:37:52
116.202.104.96 attackbotsspam
Scanning and Vuln Attempts
2019-06-26 20:24:42
206.201.5.117 attackspam
$f2bV_matches
2019-06-26 20:58:23
118.127.10.152 attack
Jun 26 14:06:49 web sshd\[17699\]: Invalid user jeff from 118.127.10.152
Jun 26 14:06:49 web sshd\[17699\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=fattony.subscriptiondata.com 
Jun 26 14:06:51 web sshd\[17699\]: Failed password for invalid user jeff from 118.127.10.152 port 38482 ssh2
Jun 26 14:09:15 web sshd\[17701\]: Invalid user microsoft from 118.127.10.152
Jun 26 14:09:15 web sshd\[17701\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=fattony.subscriptiondata.com 
...
2019-06-26 20:41:38
113.160.166.141 attack
445/tcp
[2019-06-26]1pkt
2019-06-26 20:55:16
191.17.174.121 attack
23/tcp
[2019-06-26]1pkt
2019-06-26 20:39:25
119.99.81.146 attackspambots
Jun 26 05:23:47 hal postfix/smtpd[24184]: connect from unknown[119.99.81.146]
Jun 26 05:23:49 hal postgrey[635]: action=greylist, reason=new, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=greylist, reason=new, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=greylist, reason=new, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=greylist, reason=new, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=greylist, reason=new, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=pass, reason=recipient whhostnameelist, client_name=unknown, client_address=119.99.81.146, sender=x@x recipient=x@x
Jun 26 05:23:49 hal postgrey[635]: action=greyli........
-------------------------------
2019-06-26 20:44:44
1.174.58.222 attack
2222/tcp
[2019-06-26]1pkt
2019-06-26 20:57:22
177.74.144.198 attackspam
2019-06-26T16:55:08.526880enmeeting.mahidol.ac.th sshd\[30812\]: Invalid user jason from 177.74.144.198 port 43184
2019-06-26T16:55:08.545575enmeeting.mahidol.ac.th sshd\[30812\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.74.144.198
2019-06-26T16:55:10.935537enmeeting.mahidol.ac.th sshd\[30812\]: Failed password for invalid user jason from 177.74.144.198 port 43184 ssh2
...
2019-06-26 20:41:00
74.82.47.4 attack
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-06-26 06:53:39,552 INFO [amun_request_handler] unknown vuln (Attacker: 74.82.47.4 Port: 3389, Mess: ['\x16\x03\x01\x00\x9a\x01\x00\x00\x96\x03\x03]0f\x1f\xe9\xd7\xbbD{x\xa4\xf9\xed\xfc\xbc\xf8\x04\xd3a\xe6h\xf8e:\xfb\xdd.^\x16~\x8df\x00\x00\x1a\xc0/\xc0 \xc0\x11\xc0\x07\xc0\x13\xc0\t\xc0\x14\xc0\n\x00\x05\x00/\x005\xc0\x12\x00\n\x01\x00\x00S\x00\x05\x00\x05\x01\x00\x00\x00\x00\x00\n\x00\x08\x00\x06\x00\x17\x00\x18\x00\x19\x00\x0b\x00\x02\x01\x00\x00\r\x00
2019-06-26 21:08:11
193.105.134.96 attackbotsspam
Jun 26 06:35:22 ip-172-31-22-16 sshd\[20095\]: Invalid user admin from 193.105.134.96
Jun 26 06:36:02 ip-172-31-22-16 sshd\[20097\]: Invalid user support from 193.105.134.96
Jun 26 06:36:04 ip-172-31-22-16 sshd\[20101\]: Invalid user admin from 193.105.134.96
Jun 26 06:36:45 ip-172-31-22-16 sshd\[20106\]: Invalid user user from 193.105.134.96
Jun 26 06:37:36 ip-172-31-22-16 sshd\[20108\]: Invalid user admin from 193.105.134.96
2019-06-26 20:49:10
42.58.22.11 attackbotsspam
5500/tcp
[2019-06-26]1pkt
2019-06-26 20:51:14

Recently Reported IPs

25.120.102.185 251.197.159.181 119.93.31.234 53.99.117.137
83.53.171.138 41.60.234.192 53.95.195.164 47.21.247.149
66.249.64.168 223.100.6.122 190.251.42.139 109.135.188.104
2a02:29e8:770:0:3::32 141.216.131.189 173.116.75.200 213.123.255.137
185.91.119.41 248.179.1.117 142.66.124.88 27.122.28.99