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: United States of America

Internet Service Provider: Amazon Technologies Inc.

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspambots
Jun 24 22:21:56 nas sshd[1164]: Failed password for root from 52.12.4.210 port 50340 ssh2
Jun 24 22:30:42 nas sshd[1619]: Failed password for root from 52.12.4.210 port 53672 ssh2
Jun 24 22:36:37 nas sshd[1765]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.12.4.210 
...
2020-06-25 05:47:41
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 52.12.4.210
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7888
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			563	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020062401 1800 900 604800 86400

;; Query time: 106 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Jun 25 05:47:38 CST 2020
;; MSG SIZE  rcvd: 115
Host info
210.4.12.52.in-addr.arpa domain name pointer ec2-52-12-4-210.us-west-2.compute.amazonaws.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
210.4.12.52.in-addr.arpa	name = ec2-52-12-4-210.us-west-2.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
202.55.175.236 attackbots
Aug 14 22:18:23 cosmoit sshd[19388]: Failed password for root from 202.55.175.236 port 52620 ssh2
2020-08-15 04:34:42
213.160.143.146 attackbots
Aug 14 21:28:40 abendstille sshd\[18230\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.160.143.146  user=root
Aug 14 21:28:41 abendstille sshd\[18230\]: Failed password for root from 213.160.143.146 port 38612 ssh2
Aug 14 21:32:44 abendstille sshd\[21954\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.160.143.146  user=root
Aug 14 21:32:46 abendstille sshd\[21954\]: Failed password for root from 213.160.143.146 port 45572 ssh2
Aug 14 21:36:42 abendstille sshd\[25653\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.160.143.146  user=root
...
2020-08-15 04:23:05
81.40.51.123 attackbots
Lines containing failures of 81.40.51.123
Aug 12 13:29:38 nopeasti sshd[5872]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.40.51.123  user=r.r
Aug 12 13:29:40 nopeasti sshd[5872]: Failed password for r.r from 81.40.51.123 port 55388 ssh2
Aug 12 13:29:41 nopeasti sshd[5872]: Received disconnect from 81.40.51.123 port 55388:11: Bye Bye [preauth]
Aug 12 13:29:41 nopeasti sshd[5872]: Disconnected from authenticating user r.r 81.40.51.123 port 55388 [preauth]
Aug 12 13:35:01 nopeasti sshd[6997]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.40.51.123  user=r.r


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=81.40.51.123
2020-08-15 04:17:59
220.231.127.3 attack
Unauthorized connection attempt from IP address 220.231.127.3 on Port 445(SMB)
2020-08-15 04:46:17
54.38.5.221 attackspam
Brute force attempt
2020-08-15 04:22:41
106.13.231.103 attackbots
Aug 14 15:26:56 fhem-rasp sshd[16341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.231.103  user=root
Aug 14 15:26:58 fhem-rasp sshd[16341]: Failed password for root from 106.13.231.103 port 43718 ssh2
...
2020-08-15 04:26:17
51.38.129.74 attack
Aug 14 21:34:41 server sshd[25229]: Failed password for root from 51.38.129.74 port 41350 ssh2
Aug 14 21:38:13 server sshd[29968]: Failed password for root from 51.38.129.74 port 42824 ssh2
Aug 14 21:41:47 server sshd[2246]: Failed password for root from 51.38.129.74 port 44297 ssh2
2020-08-15 04:26:38
202.154.184.148 attack
Aug 14 21:17:42 sip sshd[1306992]: Failed password for root from 202.154.184.148 port 36334 ssh2
Aug 14 21:21:06 sip sshd[1307022]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.154.184.148  user=root
Aug 14 21:21:08 sip sshd[1307022]: Failed password for root from 202.154.184.148 port 59798 ssh2
...
2020-08-15 04:25:59
185.220.102.8 attackspambots
Aug 14 15:05:36 vps46666688 sshd[31126]: Failed password for root from 185.220.102.8 port 40343 ssh2
Aug 14 15:05:48 vps46666688 sshd[31126]: error: maximum authentication attempts exceeded for root from 185.220.102.8 port 40343 ssh2 [preauth]
...
2020-08-15 04:35:54
189.45.79.230 attackspam
Automatic report - Port Scan Attack
2020-08-15 04:42:01
139.59.17.238 attack
firewall-block, port(s): 17651/tcp
2020-08-15 04:42:58
222.186.175.148 attackbotsspam
Aug 14 22:32:34 PorscheCustomer sshd[28555]: Failed password for root from 222.186.175.148 port 20304 ssh2
Aug 14 22:32:48 PorscheCustomer sshd[28555]: error: maximum authentication attempts exceeded for root from 222.186.175.148 port 20304 ssh2 [preauth]
Aug 14 22:32:54 PorscheCustomer sshd[28561]: Failed password for root from 222.186.175.148 port 31746 ssh2
...
2020-08-15 04:41:49
153.101.167.242 attack
Aug 14 19:42:37 server sshd[1904]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.101.167.242  user=root
Aug 14 19:42:39 server sshd[1904]: Failed password for invalid user root from 153.101.167.242 port 60876 ssh2
Aug 14 19:56:49 server sshd[2462]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.101.167.242  user=root
Aug 14 19:56:51 server sshd[2462]: Failed password for invalid user root from 153.101.167.242 port 55668 ssh2
2020-08-15 04:37:50
104.236.151.120 attackspam
SSH invalid-user multiple login attempts
2020-08-15 04:40:29
125.19.132.51 attackspambots
Unauthorised access (Aug 14) SRC=125.19.132.51 LEN=52 TTL=113 ID=23202 DF TCP DPT=445 WINDOW=8192 SYN
2020-08-15 04:23:23

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