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: DigitalOcean LLC

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspambots
Fail2Ban Ban Triggered
2020-09-23 01:16:10
attack
Listed on    zen-spamhaus also abuseat.org   / proto=6  .  srcport=58199  .  dstport=22702  .     (326)
2020-09-22 17:19:13
attackbotsspam
detected by Fail2Ban
2020-09-16 23:21:12
attackbotsspam
(sshd) Failed SSH login from 192.81.208.44 (US/United States/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep 16 02:45:46 server sshd[13592]: Invalid user ts3srv from 192.81.208.44 port 57700
Sep 16 02:45:48 server sshd[13592]: Failed password for invalid user ts3srv from 192.81.208.44 port 57700 ssh2
Sep 16 02:54:00 server sshd[15890]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
Sep 16 02:54:02 server sshd[15890]: Failed password for root from 192.81.208.44 port 59165 ssh2
Sep 16 02:58:15 server sshd[17039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
2020-09-16 15:38:11
attackspambots
srv02 Mass scanning activity detected Target: 13565  ..
2020-09-16 07:36:59
attackbotsspam
Port scan: Attack repeated for 24 hours
2020-09-15 02:56:58
attackspam
Sep 14 12:38:58 electroncash sshd[49671]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44 
Sep 14 12:38:58 electroncash sshd[49671]: Invalid user yang from 192.81.208.44 port 41964
Sep 14 12:39:00 electroncash sshd[49671]: Failed password for invalid user yang from 192.81.208.44 port 41964 ssh2
Sep 14 12:42:34 electroncash sshd[50998]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
Sep 14 12:42:36 electroncash sshd[50998]: Failed password for root from 192.81.208.44 port 44211 ssh2
...
2020-09-14 18:47:39
attackspambots
19046/tcp 2756/tcp 21091/tcp...
[2020-07-08/09-07]188pkt,70pt.(tcp)
2020-09-08 20:41:44
attackbots
2020-09-08T05:08:14+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)
2020-09-08 12:34:52
attackbotsspam
Sep  7 23:00:07 lnxded64 sshd[16417]: Failed password for root from 192.81.208.44 port 54622 ssh2
Sep  7 23:00:07 lnxded64 sshd[16417]: Failed password for root from 192.81.208.44 port 54622 ssh2
2020-09-08 05:12:08
attack
Invalid user steam from 192.81.208.44 port 44930
2020-09-04 21:08:47
attackbots
 TCP (SYN) 192.81.208.44:57129 -> port 328, len 44
2020-09-04 12:48:23
attackspam
$lgm
2020-09-04 05:18:57
attackspambots
" "
2020-08-31 16:11:39
attackspam
Aug 24 05:49:10 vserver sshd\[30502\]: Invalid user ansible from 192.81.208.44Aug 24 05:49:13 vserver sshd\[30502\]: Failed password for invalid user ansible from 192.81.208.44 port 57726 ssh2Aug 24 05:53:13 vserver sshd\[30590\]: Failed password for root from 192.81.208.44 port 34396 ssh2Aug 24 05:57:09 vserver sshd\[30691\]: Invalid user wrf from 192.81.208.44
...
2020-08-24 12:09:19
attack
Aug 18 01:56:11 dhoomketu sshd[2438062]: Invalid user dowon from 192.81.208.44 port 40504
Aug 18 01:56:11 dhoomketu sshd[2438062]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44 
Aug 18 01:56:11 dhoomketu sshd[2438062]: Invalid user dowon from 192.81.208.44 port 40504
Aug 18 01:56:13 dhoomketu sshd[2438062]: Failed password for invalid user dowon from 192.81.208.44 port 40504 ssh2
Aug 18 01:58:53 dhoomketu sshd[2438119]: Invalid user ls from 192.81.208.44 port 35166
...
2020-08-18 04:34:42
attackbotsspam
firewall-block, port(s): 18360/tcp
2020-08-13 22:35:29
attack
firewall-block, port(s): 1390/tcp
2020-08-02 23:31:19
attackbots
Aug  1 19:34:48 sachi sshd\[4707\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
Aug  1 19:34:50 sachi sshd\[4707\]: Failed password for root from 192.81.208.44 port 37655 ssh2
Aug  1 19:38:40 sachi sshd\[4963\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
Aug  1 19:38:42 sachi sshd\[4963\]: Failed password for root from 192.81.208.44 port 42234 ssh2
Aug  1 19:42:31 sachi sshd\[5374\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44  user=root
2020-08-02 13:46:48
attack
Invalid user mazen from 192.81.208.44 port 43167
2020-07-18 20:01:36
attackspambots
Jul 16 05:23:07 hcbbdb sshd\[27321\]: Invalid user esuser from 192.81.208.44
Jul 16 05:23:07 hcbbdb sshd\[27321\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44
Jul 16 05:23:09 hcbbdb sshd\[27321\]: Failed password for invalid user esuser from 192.81.208.44 port 49669 ssh2
Jul 16 05:26:18 hcbbdb sshd\[27645\]: Invalid user mmm from 192.81.208.44
Jul 16 05:26:18 hcbbdb sshd\[27645\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44
2020-07-16 14:32:31
attack
Jul  8 05:10:45 debian-2gb-nbg1-2 kernel: \[16436446.351422\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=192.81.208.44 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=242 ID=58554 PROTO=TCP SPT=54620 DPT=13880 WINDOW=1024 RES=0x00 SYN URGP=0
2020-07-08 11:41:50
attackbots
Multiple SSH authentication failures from 192.81.208.44
2020-07-01 09:25:26
attack
Jun 30 14:46:47 gw1 sshd[27674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44
Jun 30 14:46:49 gw1 sshd[27674]: Failed password for invalid user zpw from 192.81.208.44 port 34431 ssh2
...
2020-06-30 17:51:01
attackspambots
2020-06-26T09:16:11.303987morrigan.ad5gb.com sshd[461789]: Failed password for root from 192.81.208.44 port 38065 ssh2
2020-06-26T09:16:11.497582morrigan.ad5gb.com sshd[461789]: Disconnected from authenticating user root 192.81.208.44 port 38065 [preauth]
2020-06-26 22:22:30
attackbots
Jun 24 00:54:47 firewall sshd[3532]: Invalid user fraga from 192.81.208.44
Jun 24 00:54:49 firewall sshd[3532]: Failed password for invalid user fraga from 192.81.208.44 port 43843 ssh2
Jun 24 00:57:49 firewall sshd[3650]: Invalid user lxk from 192.81.208.44
...
2020-06-24 12:30:39
attack
$f2bV_matches
2020-06-21 15:11:39
attackbotsspam
Jun 15 16:57:01 ny01 sshd[2277]: Failed password for root from 192.81.208.44 port 44601 ssh2
Jun 15 17:00:20 ny01 sshd[2943]: Failed password for root from 192.81.208.44 port 45561 ssh2
Jun 15 17:03:34 ny01 sshd[3434]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44
2020-06-16 05:18:14
attackbots
Invalid user cygzw from 192.81.208.44 port 38555
2020-06-14 12:41:15
attackspambots
Jun 11 12:27:54 gestao sshd[5847]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44 
Jun 11 12:27:57 gestao sshd[5847]: Failed password for invalid user admin from 192.81.208.44 port 39575 ssh2
Jun 11 12:30:57 gestao sshd[5996]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.81.208.44 
...
2020-06-11 19:42:04
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 192.81.208.44
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22952
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			469	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020060200 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Jun 02 16:09:31 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 44.208.81.192.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 44.208.81.192.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.52.124 attackbots
SSH scan ::
2019-08-11 07:15:57
223.16.234.150 attackspam
Jun  3 23:06:03 motanud sshd\[9147\]: Invalid user pi from 223.16.234.150 port 45362
Jun  3 23:06:03 motanud sshd\[9148\]: Invalid user pi from 223.16.234.150 port 45368
Jun  3 23:06:03 motanud sshd\[9147\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.16.234.150
Jun  3 23:06:03 motanud sshd\[9148\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.16.234.150
2019-08-11 07:17:43
222.99.52.246 attackbots
Dec 20 22:48:19 motanud sshd\[29207\]: Invalid user web3 from 222.99.52.246 port 47276
Dec 20 22:48:19 motanud sshd\[29207\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.99.52.246
Dec 20 22:48:21 motanud sshd\[29207\]: Failed password for invalid user web3 from 222.99.52.246 port 47276 ssh2
2019-08-11 07:27:10
201.174.182.159 attackspam
Aug 11 01:17:28 localhost sshd\[28240\]: Invalid user fy from 201.174.182.159 port 37842
Aug 11 01:17:28 localhost sshd\[28240\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.174.182.159
Aug 11 01:17:30 localhost sshd\[28240\]: Failed password for invalid user fy from 201.174.182.159 port 37842 ssh2
2019-08-11 07:27:29
222.81.23.44 attackbots
May  4 04:21:47 motanud sshd\[24119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.81.23.44  user=root
May  4 04:21:49 motanud sshd\[24119\]: Failed password for root from 222.81.23.44 port 53125 ssh2
May  4 04:21:51 motanud sshd\[24121\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.81.23.44  user=root
May  4 04:21:53 motanud sshd\[24121\]: Failed password for root from 222.81.23.44 port 51475 ssh2
May  4 04:21:55 motanud sshd\[24127\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.81.23.44  user=root
May  4 04:21:57 motanud sshd\[24127\]: Failed password for root from 222.81.23.44 port 56653 ssh2
May  4 04:22:00 motanud sshd\[24129\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.81.23.44  user=root
May  4 04:22:02 motanud sshd\[24129\]: Failed password for root from 222.81.23.44 port 53018 ssh2
2019-08-11 07:30:40
185.132.53.13 attack
port scan/probe/communication attempt
2019-08-11 07:40:16
222.96.89.148 attackspam
Mar  1 16:03:47 motanud sshd\[21891\]: Invalid user user from 222.96.89.148 port 38950
Mar  1 16:03:47 motanud sshd\[21891\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.96.89.148
Mar  1 16:03:49 motanud sshd\[21891\]: Failed password for invalid user user from 222.96.89.148 port 38950 ssh2
2019-08-11 07:29:15
223.171.46.146 attack
Dec 20 20:10:51 motanud sshd\[21087\]: Invalid user git from 223.171.46.146 port 32869
Dec 20 20:10:51 motanud sshd\[21087\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.171.46.146
Dec 20 20:10:53 motanud sshd\[21087\]: Failed password for invalid user git from 223.171.46.146 port 32869 ssh2
2019-08-11 07:13:11
51.91.248.153 attackbotsspam
Aug 11 01:35:12 lnxweb62 sshd[12635]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.248.153
Aug 11 01:35:12 lnxweb62 sshd[12635]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.248.153
2019-08-11 07:43:15
197.253.6.249 attack
SSH-BruteForce
2019-08-11 07:12:53
89.248.168.107 attackbots
Aug1101:01:40server2kernel:Firewall:\*TCP_INBlocked\*IN=eth0OUT=MAC=00:16:3e:3f:7a:43:52:54:00:a2:7f:43:08:00SRC=89.248.168.107DST=136.243.224.51LEN=40TOS=0x00PREC=0x00TTL=249ID=20945PROTO=TCPSPT=45771DPT=3481WINDOW=1024RES=0x00SYNURGP=0Aug1101:01:42server2kernel:Firewall:\*TCP_INBlocked\*IN=eth0OUT=MAC=00:16:3e:3f:7a:43:52:54:00:a2:7f:43:08:00SRC=89.248.168.107DST=136.243.224.51LEN=40TOS=0x00PREC=0x00TTL=249ID=23994PROTO=TCPSPT=45703DPT=3373WINDOW=1024RES=0x00SYNURGP=0Aug1101:01:51server2kernel:Firewall:\*TCP_INBlocked\*IN=eth0OUT=MAC=00:16:3e:3f:7a:43:52:54:00:a2:7f:43:08:00SRC=89.248.168.107DST=136.243.224.54LEN=40TOS=0x00PREC=0x00TTL=249ID=45284PROTO=TCPSPT=45718DPT=3381WINDOW=1024RES=0x00SYNURGP=0Aug1101:01:51server2kernel:Firewall:\*TCP_INBlocked\*IN=eth0OUT=MAC=00:16:3e:3f:7a:43:52:54:00:a2:7f:43:08:00SRC=89.248.168.107DST=136.243.224.55LEN=40TOS=0x00PREC=0x00TTL=249ID=51587PROTO=TCPSPT=45690DPT=3341WINDOW=1024RES=0x00SYNURGP=0Aug1101:02:01server2kernel:Firewall:\*TCP_INBlocked\*IN=eth0OUT=MAC=00:16:3e
2019-08-11 07:38:47
41.232.143.123 attackspam
Telnet/23 MH Probe, BF, Hack -
2019-08-11 07:29:47
185.220.101.60 attack
SSH-BruteForce
2019-08-11 07:39:51
209.97.153.35 attackbotsspam
Aug 11 00:32:21 srv206 sshd[16541]: Invalid user wiesbaden from 209.97.153.35
Aug 11 00:32:21 srv206 sshd[16541]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.153.35
Aug 11 00:32:21 srv206 sshd[16541]: Invalid user wiesbaden from 209.97.153.35
Aug 11 00:32:23 srv206 sshd[16541]: Failed password for invalid user wiesbaden from 209.97.153.35 port 54136 ssh2
...
2019-08-11 07:47:38
59.9.31.195 attackspam
SSH invalid-user multiple login try
2019-08-11 07:21:08

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