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: Microsoft Corporation

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
Jul 17 23:51:37 IngegnereFirenze sshd[30386]: Failed password for invalid user admin from 52.255.206.134 port 5628 ssh2
...
2020-07-18 07:56:04
attack
2020-07-16 UTC: (2x) - root(2x)
2020-07-17 19:28:53
attackbotsspam
Jul 14 12:51:02 dax sshd[20292]: Invalid user crevis.com from 52.255.206.134
Jul 14 12:51:02 dax sshd[20289]: Invalid user crevis.com from 52.255.206.134
Jul 14 12:51:02 dax sshd[20293]: Invalid user admin from 52.255.206.134
Jul 14 12:51:02 dax sshd[20294]: Invalid user admin from 52.255.206.134
Jul 14 12:51:02 dax sshd[20289]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.255.206.134 
Jul 14 12:51:02 dax sshd[20293]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.255.206.134 
Jul 14 12:51:02 dax sshd[20290]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.255.206.134  user=r.r
Jul 14 12:51:02 dax sshd[20291]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.255.206.134  user=r.r
Jul 14 12:51:02 dax sshd[20294]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost........
-------------------------------
2020-07-16 00:52:22
attackspambots
Jul 14 20:27:39 h2427292 sshd\[15888\]: Invalid user 123 from 52.255.206.134
Jul 14 20:27:39 h2427292 sshd\[15888\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.255.206.134 
Jul 14 20:27:41 h2427292 sshd\[15888\]: Failed password for invalid user 123 from 52.255.206.134 port 45747 ssh2
...
2020-07-15 04:11:31
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 52.255.206.134
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49162
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			474	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020071402 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jul 15 04:11:28 CST 2020
;; MSG SIZE  rcvd: 118
Host info
Host 134.206.255.52.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 134.206.255.52.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.178.86.49 attackspambots
T: f2b ssh aggressive 3x
2020-04-21 00:51:42
51.77.140.111 attack
Apr 20 16:22:25 localhost sshd[60616]: Invalid user rb from 51.77.140.111 port 40776
Apr 20 16:22:25 localhost sshd[60616]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.ip-51-77-140.eu
Apr 20 16:22:25 localhost sshd[60616]: Invalid user rb from 51.77.140.111 port 40776
Apr 20 16:22:28 localhost sshd[60616]: Failed password for invalid user rb from 51.77.140.111 port 40776 ssh2
Apr 20 16:27:19 localhost sshd[60997]: Invalid user po from 51.77.140.111 port 59044
...
2020-04-21 00:53:44
85.14.46.41 attackspam
Invalid user wt from 85.14.46.41 port 58489
2020-04-21 00:42:14
51.83.75.56 attackbots
2020-04-20T10:39:36.298197mail.thespaminator.com sshd[9754]: Invalid user git from 51.83.75.56 port 58874
2020-04-20T10:39:40.239481mail.thespaminator.com sshd[9754]: Failed password for invalid user git from 51.83.75.56 port 58874 ssh2
...
2020-04-21 00:52:58
45.134.144.131 attack
SSH Brute-Force Attack
2020-04-21 01:01:49
116.247.81.99 attack
Apr 20 18:03:05 ns3164893 sshd[9740]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.247.81.99
Apr 20 18:03:07 ns3164893 sshd[9740]: Failed password for invalid user ld from 116.247.81.99 port 38209 ssh2
...
2020-04-21 00:23:19
59.63.200.97 attackbots
SSH login attempts.
2020-04-21 00:48:59
101.255.36.146 attack
This may have been caught with my Internet Security Suit although Malewarebytes managed to find it - says was blocked. and was found in a MS update
2020-04-21 00:59:24
51.68.226.159 attackbotsspam
Invalid user pk from 51.68.226.159 port 56744
2020-04-21 00:54:17
62.234.178.25 attack
Apr 20 09:34:22 server1 sshd\[707\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.178.25  user=root
Apr 20 09:34:24 server1 sshd\[707\]: Failed password for root from 62.234.178.25 port 46380 ssh2
Apr 20 09:37:00 server1 sshd\[1476\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.178.25  user=root
Apr 20 09:37:02 server1 sshd\[1476\]: Failed password for root from 62.234.178.25 port 46312 ssh2
Apr 20 09:39:47 server1 sshd\[2481\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.178.25  user=ubuntu
...
2020-04-21 00:47:39
104.248.71.7 attack
Apr 20 16:14:05 localhost sshd\[8400\]: Invalid user yz from 104.248.71.7 port 59562
Apr 20 16:14:05 localhost sshd\[8400\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.71.7
Apr 20 16:14:07 localhost sshd\[8400\]: Failed password for invalid user yz from 104.248.71.7 port 59562 ssh2
...
2020-04-21 00:34:00
82.208.133.133 attack
SSH Login Bruteforce
2020-04-21 00:42:34
81.169.248.234 attackbots
Apr 20 10:37:21 debian sshd[25351]: Unable to negotiate with 81.169.248.234 port 60937: no matching key exchange method found. Their offer: diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1 [preauth]
Apr 20 11:34:00 debian sshd[28085]: Unable to negotiate with 81.169.248.234 port 60937: no matching key exchange method found. Their offer: diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1 [preauth]
...
2020-04-21 00:44:17
67.207.88.180 attackspam
Apr 20 16:18:20 localhost sshd\[8491\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.207.88.180  user=root
Apr 20 16:18:22 localhost sshd\[8491\]: Failed password for root from 67.207.88.180 port 42296 ssh2
Apr 20 16:20:36 localhost sshd\[8545\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.207.88.180  user=root
...
2020-04-21 00:46:37
42.200.66.164 attackbots
Apr 20 16:24:43 localhost sshd\[8628\]: Invalid user developer from 42.200.66.164 port 57342
Apr 20 16:24:43 localhost sshd\[8628\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.200.66.164
Apr 20 16:24:45 localhost sshd\[8628\]: Failed password for invalid user developer from 42.200.66.164 port 57342 ssh2
...
2020-04-21 01:02:06

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