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

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.42.103
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32680
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.103.			IN	A

;; AUTHORITY SECTION:
.			118	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 22:08:28 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 103.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 103.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
201.69.109.213 attack
Lines containing failures of 201.69.109.213
Aug 19 09:23:08 srv02 sshd[17013]: Invalid user rh from 201.69.109.213 port 58774
Aug 19 09:23:08 srv02 sshd[17013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.69.109.213
Aug 19 09:23:10 srv02 sshd[17013]: Failed password for invalid user rh from 201.69.109.213 port 58774 ssh2
Aug 19 09:23:10 srv02 sshd[17013]: Received disconnect from 201.69.109.213 port 58774:11: Bye Bye [preauth]
Aug 19 09:23:10 srv02 sshd[17013]: Disconnected from invalid user rh 201.69.109.213 port 58774 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=201.69.109.213
2019-08-19 21:14:25
149.129.224.137 attack
Aug 19 16:01:03 srv-4 sshd\[6594\]: Invalid user computerdienst from 149.129.224.137
Aug 19 16:01:03 srv-4 sshd\[6594\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.129.224.137
Aug 19 16:01:06 srv-4 sshd\[6594\]: Failed password for invalid user computerdienst from 149.129.224.137 port 58124 ssh2
...
2019-08-19 21:26:40
177.67.164.101 attack
$f2bV_matches
2019-08-19 20:47:55
80.211.116.102 attackspambots
Aug 19 14:26:31 legacy sshd[30268]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.116.102
Aug 19 14:26:33 legacy sshd[30268]: Failed password for invalid user flume123 from 80.211.116.102 port 51114 ssh2
Aug 19 14:30:58 legacy sshd[30368]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.116.102
...
2019-08-19 20:36:00
193.201.224.12 attackspam
Aug 19 10:54:27 novum-srv2 sshd[32283]: Invalid user 0 from 193.201.224.12 port 58055
Aug 19 10:54:27 novum-srv2 sshd[32283]: Disconnecting invalid user 0 193.201.224.12 port 58055: Change of username or service not allowed: (0,ssh-connection) -> (22,ssh-connection) [preauth]
Aug 19 10:54:27 novum-srv2 sshd[32283]: Invalid user 0 from 193.201.224.12 port 58055
Aug 19 10:54:27 novum-srv2 sshd[32283]: Disconnecting invalid user 0 193.201.224.12 port 58055: Change of username or service not allowed: (0,ssh-connection) -> (22,ssh-connection) [preauth]
Aug 19 10:54:52 novum-srv2 sshd[32285]: Invalid user 22 from 193.201.224.12 port 63866
Aug 19 10:54:52 novum-srv2 sshd[32285]: Invalid user 22 from 193.201.224.12 port 63866
Aug 19 10:54:52 novum-srv2 sshd[32285]: Disconnecting invalid user 22 193.201.224.12 port 63866: Change of username or service not allowed: (22,ssh-connection) -> (101,ssh-connection) [preauth]
...
2019-08-19 20:40:43
92.188.124.228 attackbots
Aug 19 13:10:51 hcbbdb sshd\[29384\]: Invalid user fm from 92.188.124.228
Aug 19 13:10:51 hcbbdb sshd\[29384\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.188.124.228
Aug 19 13:10:53 hcbbdb sshd\[29384\]: Failed password for invalid user fm from 92.188.124.228 port 51168 ssh2
Aug 19 13:15:28 hcbbdb sshd\[29887\]: Invalid user melanie from 92.188.124.228
Aug 19 13:15:28 hcbbdb sshd\[29887\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.188.124.228
2019-08-19 21:15:55
70.125.42.101 attackspambots
Aug 19 14:58:43 MK-Soft-Root2 sshd\[17367\]: Invalid user ricca from 70.125.42.101 port 39470
Aug 19 14:58:43 MK-Soft-Root2 sshd\[17367\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=70.125.42.101
Aug 19 14:58:45 MK-Soft-Root2 sshd\[17367\]: Failed password for invalid user ricca from 70.125.42.101 port 39470 ssh2
...
2019-08-19 21:19:42
114.5.81.67 attack
Aug 19 02:58:20 eddieflores sshd\[4839\]: Invalid user pi from 114.5.81.67
Aug 19 02:58:20 eddieflores sshd\[4841\]: Invalid user pi from 114.5.81.67
Aug 19 02:58:20 eddieflores sshd\[4839\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.5.81.67
Aug 19 02:58:20 eddieflores sshd\[4841\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.5.81.67
Aug 19 02:58:22 eddieflores sshd\[4839\]: Failed password for invalid user pi from 114.5.81.67 port 50400 ssh2
2019-08-19 21:27:39
37.59.116.10 attackbotsspam
Aug 19 14:37:09 bouncer sshd\[23530\]: Invalid user karl from 37.59.116.10 port 51394
Aug 19 14:37:09 bouncer sshd\[23530\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.59.116.10 
Aug 19 14:37:11 bouncer sshd\[23530\]: Failed password for invalid user karl from 37.59.116.10 port 51394 ssh2
...
2019-08-19 20:38:02
51.75.207.61 attack
Aug 19 13:44:06 Ubuntu-1404-trusty-64-minimal sshd\[16689\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.207.61  user=root
Aug 19 13:44:08 Ubuntu-1404-trusty-64-minimal sshd\[16689\]: Failed password for root from 51.75.207.61 port 41588 ssh2
Aug 19 13:50:28 Ubuntu-1404-trusty-64-minimal sshd\[21427\]: Invalid user topgui from 51.75.207.61
Aug 19 13:50:28 Ubuntu-1404-trusty-64-minimal sshd\[21427\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.207.61
Aug 19 13:50:30 Ubuntu-1404-trusty-64-minimal sshd\[21427\]: Failed password for invalid user topgui from 51.75.207.61 port 45466 ssh2
2019-08-19 20:52:12
129.211.117.47 attackbotsspam
Aug 19 10:46:17 [host] sshd[5014]: Invalid user redmin from 129.211.117.47
Aug 19 10:46:17 [host] sshd[5014]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.117.47
Aug 19 10:46:19 [host] sshd[5014]: Failed password for invalid user redmin from 129.211.117.47 port 60477 ssh2
2019-08-19 20:44:49
121.152.221.178 attackspam
Aug 19 13:07:25 lnxded64 sshd[25840]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.152.221.178
2019-08-19 21:18:36
60.191.38.77 attack
Unauthorised access (Aug 19) SRC=60.191.38.77 LEN=44 TTL=111 ID=3250 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 19) SRC=60.191.38.77 LEN=44 TTL=111 ID=49315 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 19) SRC=60.191.38.77 LEN=44 TTL=111 ID=27465 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 18) SRC=60.191.38.77 LEN=44 PREC=0x20 TTL=111 ID=2602 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 18) SRC=60.191.38.77 LEN=44 TTL=111 ID=20459 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 18) SRC=60.191.38.77 LEN=44 TTL=111 ID=41174 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 18) SRC=60.191.38.77 LEN=44 TTL=111 ID=57642 TCP DPT=8080 WINDOW=29200 SYN 
Unauthorised access (Aug 18) SRC=60.191.38.77 LEN=44 TTL=110 ID=15816 TCP DPT=8080 WINDOW=29200 SYN
2019-08-19 20:42:13
92.118.160.45 attack
Honeypot attack, port: 23, PTR: 92.118.160.45.netsystemsresearch.com.
2019-08-19 20:45:14
168.90.52.23 attackspam
Aug 19 02:45:33 hiderm sshd\[12428\]: Invalid user usuario from 168.90.52.23
Aug 19 02:45:33 hiderm sshd\[12428\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns23.toolsoft.com.br
Aug 19 02:45:34 hiderm sshd\[12428\]: Failed password for invalid user usuario from 168.90.52.23 port 48316 ssh2
Aug 19 02:50:57 hiderm sshd\[12929\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns23.toolsoft.com.br  user=mysql
Aug 19 02:50:59 hiderm sshd\[12929\]: Failed password for mysql from 168.90.52.23 port 38858 ssh2
2019-08-19 20:57:55

Recently Reported IPs

104.21.42.10 104.21.42.108 97.22.85.102 104.21.42.11
104.21.42.111 104.21.42.114 104.21.42.115 104.21.42.122
104.21.42.123 104.21.42.126 104.21.42.128 104.21.42.130
104.21.42.135 174.27.180.158 104.21.42.139 161.101.149.106
104.21.42.14 104.21.42.148 144.248.56.201 104.21.42.149