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: Universidade Federal do Rio de Janeiro

Hostname: unknown

Organization: unknown

Usage Type: University/College/School

Comments:
Type Details Datetime
attackspam
Oct 28 01:34:45 mxgate1 sshd[32544]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4  user=r.r
Oct 28 01:34:48 mxgate1 sshd[32544]: Failed password for r.r from 146.164.32.4 port 44454 ssh2
Oct 28 01:34:48 mxgate1 sshd[32544]: Received disconnect from 146.164.32.4 port 44454:11: Bye Bye [preauth]
Oct 28 01:34:48 mxgate1 sshd[32544]: Disconnected from 146.164.32.4 port 44454 [preauth]
Oct 28 01:49:10 mxgate1 sshd[361]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4  user=r.r
Oct 28 01:49:12 mxgate1 sshd[361]: Failed password for r.r from 146.164.32.4 port 49842 ssh2
Oct 28 01:49:12 mxgate1 sshd[361]: Received disconnect from 146.164.32.4 port 49842:11: Bye Bye [preauth]
Oct 28 01:49:12 mxgate1 sshd[361]: Disconnected from 146.164.32.4 port 49842 [preauth]
Oct 28 01:53:36 mxgate1 sshd[442]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ru........
-------------------------------
2019-10-31 16:08:46
attack
Oct 29 04:54:26 ns381471 sshd[28074]: Failed password for root from 146.164.32.4 port 53936 ssh2
2019-10-29 12:05:09
attackspambots
Oct 28 06:35:03 vtv3 sshd\[15162\]: Invalid user zimbra from 146.164.32.4 port 54940
Oct 28 06:35:03 vtv3 sshd\[15162\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4
Oct 28 06:35:04 vtv3 sshd\[15162\]: Failed password for invalid user zimbra from 146.164.32.4 port 54940 ssh2
Oct 28 06:40:39 vtv3 sshd\[18240\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4  user=root
Oct 28 06:40:41 vtv3 sshd\[18240\]: Failed password for root from 146.164.32.4 port 38136 ssh2
Oct 28 06:54:21 vtv3 sshd\[24950\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4  user=root
Oct 28 06:54:24 vtv3 sshd\[24950\]: Failed password for root from 146.164.32.4 port 44190 ssh2
Oct 28 06:58:56 vtv3 sshd\[27451\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=146.164.32.4  user=root
Oct 28 06:58:58 vtv3 sshd\[27451\]: Failed pas
2019-10-28 13:27:12
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 146.164.32.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46901
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			577	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019102701 1800 900 604800 86400

;; Query time: 119 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Oct 28 13:27:08 CST 2019
;; MSG SIZE  rcvd: 116
Host info
4.32.164.146.in-addr.arpa domain name pointer lotus.cos.ufrj.br.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
4.32.164.146.in-addr.arpa	name = lotus.cos.ufrj.br.

Authoritative answers can be found from:
Related IP info:
Related comments:
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2020-03-05 04:30:52
196.218.42.52 attack
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2020-03-05 04:18:38
196.1.196.166 attackspambots
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2020-03-05 04:16:17
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2020-03-05 04:25:10
148.247.102.102 attack
DATE:2020-03-04 20:47:07, IP:148.247.102.102, PORT:ssh SSH brute force auth (docker-dc)
2020-03-05 04:44:05
218.92.0.174 attack
$f2bV_matches
2020-03-05 04:24:00
218.92.0.165 attack
$f2bV_matches
2020-03-05 04:32:28
61.91.53.2 attack
Unauthorized access or intrusion attempt detected from Thor banned IP
2020-03-05 04:47:31
168.0.219.86 attackbots
Unauthorized connection attempt from IP address 168.0.219.86 on Port 445(SMB)
2020-03-05 04:34:40
118.70.186.177 attackspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-03-05 04:47:57
158.222.90.2 attackbotsspam
Unauthorized connection attempt from IP address 158.222.90.2 on Port 445(SMB)
2020-03-05 04:19:18
79.159.51.3 attackbotsspam
Honeypot attack, port: 81, PTR: 3.red-79-159-51.dynamicip.rima-tde.net.
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