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: China

Internet Service Provider: Guangzhou Haizhiguang Communication Technology Limited

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
$f2bV_matches
2020-08-12 04:06:14
attack
2020-06-15T03:45:22.698026ionos.janbro.de sshd[114760]: Invalid user nps from 122.51.104.166 port 38884
2020-06-15T03:45:24.751203ionos.janbro.de sshd[114760]: Failed password for invalid user nps from 122.51.104.166 port 38884 ssh2
2020-06-15T03:51:04.803692ionos.janbro.de sshd[114797]: Invalid user virus from 122.51.104.166 port 41690
2020-06-15T03:51:04.852603ionos.janbro.de sshd[114797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166
2020-06-15T03:51:04.803692ionos.janbro.de sshd[114797]: Invalid user virus from 122.51.104.166 port 41690
2020-06-15T03:51:06.838503ionos.janbro.de sshd[114797]: Failed password for invalid user virus from 122.51.104.166 port 41690 ssh2
2020-06-15T03:53:43.094257ionos.janbro.de sshd[114815]: Invalid user www from 122.51.104.166 port 43092
2020-06-15T03:53:43.157169ionos.janbro.de sshd[114815]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166
20
...
2020-06-15 14:45:58
attackspambots
Jun  8 05:20:39 gestao sshd[6952]: Failed password for root from 122.51.104.166 port 55116 ssh2
Jun  8 05:22:52 gestao sshd[7008]: Failed password for root from 122.51.104.166 port 50500 ssh2
...
2020-06-08 12:52:32
attackspam
(sshd) Failed SSH login from 122.51.104.166 (CN/China/-): 5 in the last 3600 secs
2020-06-08 03:37:36
attackspam
Invalid user tig from 122.51.104.166 port 55892
2020-05-24 16:06:35
attack
SSH authentication failure x 6 reported by Fail2Ban
...
2020-05-14 22:08:00
attack
5x Failed Password
2020-05-01 15:44:52
attackspambots
$f2bV_matches
2020-04-26 17:02:09
attackspambots
Apr 24 04:40:27 124388 sshd[17333]: Invalid user cz from 122.51.104.166 port 58688
Apr 24 04:40:27 124388 sshd[17333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166
Apr 24 04:40:27 124388 sshd[17333]: Invalid user cz from 122.51.104.166 port 58688
Apr 24 04:40:29 124388 sshd[17333]: Failed password for invalid user cz from 122.51.104.166 port 58688 ssh2
Apr 24 04:43:16 124388 sshd[17341]: Invalid user admin from 122.51.104.166 port 59986
2020-04-24 15:07:23
attack
web-1 [ssh] SSH Attack
2020-04-07 17:30:35
attackspambots
Mar 28 01:43:10 Ubuntu-1404-trusty-64-minimal sshd\[7581\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166  user=mail
Mar 28 01:43:12 Ubuntu-1404-trusty-64-minimal sshd\[7581\]: Failed password for mail from 122.51.104.166 port 42102 ssh2
Mar 29 01:02:39 Ubuntu-1404-trusty-64-minimal sshd\[30189\]: Invalid user vjj from 122.51.104.166
Mar 29 01:02:39 Ubuntu-1404-trusty-64-minimal sshd\[30189\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166
Mar 29 01:02:41 Ubuntu-1404-trusty-64-minimal sshd\[30189\]: Failed password for invalid user vjj from 122.51.104.166 port 34974 ssh2
2020-03-29 08:10:40
attack
Mar 20 17:26:09 XXX sshd[53169]: Invalid user postgres from 122.51.104.166 port 41888
2020-03-21 08:09:36
attackspambots
Mar 19 14:55:32 hurricane sshd[10475]: Invalid user www-upload from 122.51.104.166 port 60078
Mar 19 14:55:32 hurricane sshd[10475]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166
Mar 19 14:55:35 hurricane sshd[10475]: Failed password for invalid user www-upload from 122.51.104.166 port 60078 ssh2
Mar 19 14:55:35 hurricane sshd[10475]: Received disconnect from 122.51.104.166 port 60078:11: Bye Bye [preauth]
Mar 19 14:55:35 hurricane sshd[10475]: Disconnected from 122.51.104.166 port 60078 [preauth]
Mar 19 14:59:38 hurricane sshd[10538]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.166  user=r.r
Mar 19 14:59:40 hurricane sshd[10538]: Failed password for r.r from 122.51.104.166 port 38952 ssh2
Mar 19 14:59:41 hurricane sshd[10538]: Received disconnect from 122.51.104.166 port 38952:11: Bye Bye [preauth]
Mar 19 14:59:41 hurricane sshd[10538]: Disconnected from 122.........
-------------------------------
2020-03-21 05:01:02
Comments on same subnet:
IP Type Details Datetime
122.51.104.100 attack
2020-08-29T00:52:30.981665vps751288.ovh.net sshd\[26018\]: Invalid user db2inst3 from 122.51.104.100 port 56726
2020-08-29T00:52:30.989176vps751288.ovh.net sshd\[26018\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.100
2020-08-29T00:52:33.165921vps751288.ovh.net sshd\[26018\]: Failed password for invalid user db2inst3 from 122.51.104.100 port 56726 ssh2
2020-08-29T00:57:46.413841vps751288.ovh.net sshd\[26076\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.100  user=root
2020-08-29T00:57:48.309134vps751288.ovh.net sshd\[26076\]: Failed password for root from 122.51.104.100 port 58900 ssh2
2020-08-29 08:08:43
122.51.104.100 attackspam
Aug 16 16:45:22 inter-technics sshd[12765]: Invalid user orange from 122.51.104.100 port 54786
Aug 16 16:45:22 inter-technics sshd[12765]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.104.100
Aug 16 16:45:22 inter-technics sshd[12765]: Invalid user orange from 122.51.104.100 port 54786
Aug 16 16:45:24 inter-technics sshd[12765]: Failed password for invalid user orange from 122.51.104.100 port 54786 ssh2
Aug 16 16:50:21 inter-technics sshd[13086]: Invalid user aml from 122.51.104.100 port 49358
...
2020-08-17 02:48:02
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 122.51.104.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51344
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			162	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020032001 1800 900 604800 86400

;; Query time: 48 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 21 05:00:59 CST 2020
;; MSG SIZE  rcvd: 118
Host info
Host 166.104.51.122.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.104.51.122.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
77.247.108.119 attack
scans 2 times in preceeding hours on the ports (in chronological order) 8441 8443 resulting in total of 2 scans from 77.247.108.0/24 block.
2020-07-05 21:58:06
103.205.5.179 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 95 - port: 7817 proto: TCP cat: Misc Attack
2020-07-05 21:33:31
192.241.221.243 attackbots
Fail2Ban Ban Triggered
2020-07-05 21:26:27
60.251.133.73 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 53 - port: 2717 proto: TCP cat: Misc Attack
2020-07-05 22:00:51
192.241.217.227 attack
ET SCAN Zmap User-Agent (Inbound) - port: 80 proto: TCP cat: Detection of a Network Scan
2020-07-05 21:28:04
193.228.91.110 attackspam
ET COMPROMISED Known Compromised or Hostile Host Traffic group 10 - port: 22 proto: TCP cat: Misc Attack
2020-07-05 21:44:46
62.210.189.183 attackspambots
07/05/2020-09:20:23.410564 62.210.189.183 Protocol: 17 ET SCAN Sipvicious Scan
2020-07-05 21:59:24
60.246.92.145 attack
5555/tcp 5555/tcp 5555/tcp
[2020-07-02/04]3pkt
2020-07-05 22:01:27
220.163.15.100 attackbotsspam
ET SCAN Suspicious inbound to MSSQL port 1433 - port: 1433 proto: TCP cat: Potentially Bad Traffic
2020-07-05 21:41:58
192.241.227.87 attackbotsspam
Unauthorized connection attempt detected from IP address 192.241.227.87 to port 80
2020-07-05 21:45:35
104.236.136.172 attackspam
ET CINS Active Threat Intelligence Poor Reputation IP group 100 - port: 11356 proto: TCP cat: Misc Attack
2020-07-05 21:32:58
41.160.119.218 attack
SSH Brute Force
2020-07-05 21:22:20
124.193.236.144 attack
ET SCAN Suspicious inbound to MSSQL port 1433 - port: 1433 proto: TCP cat: Potentially Bad Traffic
2020-07-05 21:52:08
45.14.150.130 attackbots
SSH Brute Force
2020-07-05 21:22:05
104.131.189.4 attackbotsspam
2020-07-05T15:38:27.505240ns386461 sshd\[24274\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.189.4  user=root
2020-07-05T15:38:29.374426ns386461 sshd\[24274\]: Failed password for root from 104.131.189.4 port 40395 ssh2
2020-07-05T15:40:29.295662ns386461 sshd\[26289\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.189.4  user=root
2020-07-05T15:40:31.581794ns386461 sshd\[26289\]: Failed password for root from 104.131.189.4 port 51164 ssh2
2020-07-05T15:41:08.229829ns386461 sshd\[26949\]: Invalid user user2 from 104.131.189.4 port 55246
2020-07-05T15:41:08.234351ns386461 sshd\[26949\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.189.4
...
2020-07-05 21:53:41

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