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: None

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.18.21.161
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43953
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.161.			IN	A

;; AUTHORITY SECTION:
.			27	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:22:33 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 161.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 161.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.85.42.174 attackbots
$f2bV_matches
2019-12-25 23:02:47
218.92.0.168 attackspam
$f2bV_matches
2019-12-25 23:26:50
121.201.33.222 attack
Dec 25 15:56:26 debian-2gb-nbg1-2 kernel: \[938520.821677\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=121.201.33.222 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=238 ID=26118 PROTO=TCP SPT=43241 DPT=1433 WINDOW=1024 RES=0x00 SYN URGP=0
2019-12-25 23:42:57
109.201.155.16 attackbots
Fail2Ban Ban Triggered (2)
2019-12-25 23:24:29
112.170.118.171 attackbotsspam
SSH/22 MH Probe, BF, Hack -
2019-12-25 23:04:06
138.197.98.251 attack
Dec 25 20:25:23 vibhu-HP-Z238-Microtower-Workstation sshd\[11963\]: Invalid user mikihiko from 138.197.98.251
Dec 25 20:25:23 vibhu-HP-Z238-Microtower-Workstation sshd\[11963\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.98.251
Dec 25 20:25:25 vibhu-HP-Z238-Microtower-Workstation sshd\[11963\]: Failed password for invalid user mikihiko from 138.197.98.251 port 38438 ssh2
Dec 25 20:27:11 vibhu-HP-Z238-Microtower-Workstation sshd\[12031\]: Invalid user hung from 138.197.98.251
Dec 25 20:27:11 vibhu-HP-Z238-Microtower-Workstation sshd\[12031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.98.251
...
2019-12-25 23:10:04
46.38.144.117 attackbots
Dec 25 16:08:27 webserver postfix/smtpd\[8650\]: warning: unknown\[46.38.144.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Dec 25 16:10:05 webserver postfix/smtpd\[8990\]: warning: unknown\[46.38.144.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Dec 25 16:11:46 webserver postfix/smtpd\[8990\]: warning: unknown\[46.38.144.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Dec 25 16:13:26 webserver postfix/smtpd\[8990\]: warning: unknown\[46.38.144.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Dec 25 16:15:07 webserver postfix/smtpd\[8990\]: warning: unknown\[46.38.144.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-12-25 23:18:11
37.187.12.126 attackbotsspam
Dec 25 16:18:13 localhost sshd\[12812\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.12.126  user=root
Dec 25 16:18:16 localhost sshd\[12812\]: Failed password for root from 37.187.12.126 port 60872 ssh2
Dec 25 16:20:53 localhost sshd\[13012\]: Invalid user tonea from 37.187.12.126 port 59534
2019-12-25 23:32:30
222.186.175.169 attack
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.169  user=root
Failed password for root from 222.186.175.169 port 62784 ssh2
Failed password for root from 222.186.175.169 port 62784 ssh2
Failed password for root from 222.186.175.169 port 62784 ssh2
Failed password for root from 222.186.175.169 port 62784 ssh2
2019-12-25 23:07:43
123.207.94.252 attackbots
Dec 25 15:50:24 DAAP sshd[23899]: Invalid user bradford from 123.207.94.252 port 2794
Dec 25 15:50:24 DAAP sshd[23899]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.207.94.252
Dec 25 15:50:24 DAAP sshd[23899]: Invalid user bradford from 123.207.94.252 port 2794
Dec 25 15:50:25 DAAP sshd[23899]: Failed password for invalid user bradford from 123.207.94.252 port 2794 ssh2
Dec 25 15:56:45 DAAP sshd[23945]: Invalid user yoshitani from 123.207.94.252 port 43384
...
2019-12-25 23:31:58
51.38.98.23 attackbots
Dec 25 15:50:20 ns3110291 sshd\[21687\]: Invalid user mlab from 51.38.98.23
Dec 25 15:50:22 ns3110291 sshd\[21687\]: Failed password for invalid user mlab from 51.38.98.23 port 38776 ssh2
Dec 25 15:55:46 ns3110291 sshd\[21779\]: Invalid user amunugama from 51.38.98.23
Dec 25 15:55:49 ns3110291 sshd\[21779\]: Failed password for invalid user amunugama from 51.38.98.23 port 40066 ssh2
Dec 25 15:56:40 ns3110291 sshd\[21795\]: Failed password for mysql from 51.38.98.23 port 46832 ssh2
...
2019-12-25 23:11:00
218.92.0.171 attack
2019-12-25T15:06:28.913817+00:00 suse sshd[12371]: User root from 218.92.0.171 not allowed because not listed in AllowUsers
2019-12-25T15:06:36.114827+00:00 suse sshd[12371]: error: PAM: Authentication failure for illegal user root from 218.92.0.171
2019-12-25T15:06:28.913817+00:00 suse sshd[12371]: User root from 218.92.0.171 not allowed because not listed in AllowUsers
2019-12-25T15:06:36.114827+00:00 suse sshd[12371]: error: PAM: Authentication failure for illegal user root from 218.92.0.171
2019-12-25T15:06:28.913817+00:00 suse sshd[12371]: User root from 218.92.0.171 not allowed because not listed in AllowUsers
2019-12-25T15:06:36.114827+00:00 suse sshd[12371]: error: PAM: Authentication failure for illegal user root from 218.92.0.171
2019-12-25T15:06:36.118844+00:00 suse sshd[12371]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.171 port 63289 ssh2
...
2019-12-25 23:08:10
112.166.141.161 attack
SSH/22 MH Probe, BF, Hack -
2019-12-25 23:06:05
103.51.139.97 attack
Web Probe / Attack
2019-12-25 23:38:51
188.165.28.7 attackbotsspam
188.165.28.7 was recorded 5 times by 5 hosts attempting to connect to the following ports: 5060. Incident counter (4h, 24h, all-time): 5, 8, 39
2019-12-25 23:21:03

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