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: Brazil

Internet Service Provider: Vivo S.A.

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attackspam
Sep 26 06:25:53 vpxxxxxxx22308 sshd[13844]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.19.55.136  user=r.r
Sep 26 06:25:56 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2
Sep 26 06:25:58 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2
Sep 26 06:26:00 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2
Sep 26 06:26:03 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2
Sep 26 06:26:05 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2
Sep 26 06:26:07 vpxxxxxxx22308 sshd[13844]: Failed password for r.r from 191.19.55.136 port 54400 ssh2

........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=191.19.55.136
2019-09-28 16:35:02
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 191.19.55.136
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 36947
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			377	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019092800 1800 900 604800 86400

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Sep 28 16:34:55 CST 2019
;; MSG SIZE  rcvd: 117
Host info
136.55.19.191.in-addr.arpa domain name pointer 191-19-55-136.user.vivozap.com.br.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
136.55.19.191.in-addr.arpa	name = 191-19-55-136.user.vivozap.com.br.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
198.20.99.130 attackbots
" "
2019-07-29 21:37:46
183.2.212.202 attackbots
29.07.2019 11:37:45 Connection to port 3390 blocked by firewall
2019-07-29 21:53:56
185.208.208.198 attack
Port scan on 5 port(s): 3882 3903 3904 4090 7812
2019-07-29 21:45:38
203.76.223.209 attackbotsspam
Scanning (more than 2 packets) random ports - tries to find possible vulnerable services
2019-07-29 21:36:02
91.206.15.33 attack
Scanning (more than 2 packets) random ports - tries to find possible vulnerable services
2019-07-29 22:10:28
54.37.136.60 attack
Jul 29 06:54:31 TORMINT sshd\[30594\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.136.60  user=root
Jul 29 06:54:33 TORMINT sshd\[30594\]: Failed password for root from 54.37.136.60 port 56628 ssh2
Jul 29 06:58:48 TORMINT sshd\[30829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.136.60  user=root
...
2019-07-29 21:31:35
180.126.237.128 attack
Honeypot hit.
2019-07-29 22:27:25
198.144.184.34 attack
Jul 29 09:14:40 microserver sshd[9964]: Invalid user Volleyb from 198.144.184.34 port 44595
Jul 29 09:14:40 microserver sshd[9964]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.144.184.34
Jul 29 09:14:41 microserver sshd[9964]: Failed password for invalid user Volleyb from 198.144.184.34 port 44595 ssh2
Jul 29 09:23:44 microserver sshd[11200]: Invalid user concorde from 198.144.184.34 port 42437
Jul 29 09:23:44 microserver sshd[11200]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.144.184.34
Jul 29 09:41:04 microserver sshd[13628]: Invalid user james11 from 198.144.184.34 port 38121
Jul 29 09:41:04 microserver sshd[13628]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.144.184.34
Jul 29 09:41:07 microserver sshd[13628]: Failed password for invalid user james11 from 198.144.184.34 port 38121 ssh2
Jul 29 09:50:02 microserver sshd[14447]: Invalid user qweasd0000 from 198.144.1
2019-07-29 21:24:09
125.64.94.212 attackspam
Port scan attempt detected by AWS-CCS, CTS, India
2019-07-29 21:59:41
46.105.250.204 attackbots
Port scan attempt detected by AWS-CCS, CTS, India
2019-07-29 22:20:08
129.122.229.132 attackbotsspam
3389BruteforceIDS
2019-07-29 21:58:43
51.75.52.127 attackbotsspam
Jul 29 15:26:05 loc sshd\[21049\]: Did not receive identification string from 51.75.52.127 port 45434
...
2019-07-29 22:19:34
134.209.106.64 attackbots
SSH/22 MH Probe, BF, Hack -
2019-07-29 21:32:05
104.143.83.5 attackbots
Scanning (more than 2 packets) random ports - tries to find possible vulnerable services
2019-07-29 22:04:35
124.89.2.202 attackbots
Scanning (more than 2 packets) random ports - tries to find possible vulnerable services
2019-07-29 22:00:47

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