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 <<>> 104.21.0.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41412
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.0.139.			IN	A

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

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 17:17:33 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 139.0.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.0.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
134.175.32.95 attackspam
May 11 15:10:30 OPSO sshd\[8320\]: Invalid user aaaaaa from 134.175.32.95 port 59010
May 11 15:10:30 OPSO sshd\[8320\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.32.95
May 11 15:10:32 OPSO sshd\[8320\]: Failed password for invalid user aaaaaa from 134.175.32.95 port 59010 ssh2
May 11 15:15:41 OPSO sshd\[9038\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.32.95  user=admin
May 11 15:15:43 OPSO sshd\[9038\]: Failed password for admin from 134.175.32.95 port 37772 ssh2
2020-05-11 23:52:18
68.48.247.106 attack
May 11 16:53:11 rotator sshd\[5512\]: Invalid user batch from 68.48.247.106May 11 16:53:13 rotator sshd\[5512\]: Failed password for invalid user batch from 68.48.247.106 port 34949 ssh2May 11 16:57:46 rotator sshd\[6281\]: Invalid user composer from 68.48.247.106May 11 16:57:47 rotator sshd\[6281\]: Failed password for invalid user composer from 68.48.247.106 port 42973 ssh2May 11 17:01:19 rotator sshd\[7075\]: Invalid user admin from 68.48.247.106May 11 17:01:21 rotator sshd\[7075\]: Failed password for invalid user admin from 68.48.247.106 port 47545 ssh2
...
2020-05-11 23:57:41
160.153.234.75 attack
$f2bV_matches
2020-05-12 00:01:37
218.92.0.208 attackbots
May 11 17:29:34 server sshd[1746]: Failed password for root from 218.92.0.208 port 55954 ssh2
May 11 17:29:36 server sshd[1746]: Failed password for root from 218.92.0.208 port 55954 ssh2
May 11 17:29:39 server sshd[1746]: Failed password for root from 218.92.0.208 port 55954 ssh2
2020-05-11 23:52:02
102.41.61.142 attackspam
1589198729 - 05/11/2020 14:05:29 Host: 102.41.61.142/102.41.61.142 Port: 445 TCP Blocked
2020-05-12 00:13:52
87.119.192.6 attackspambots
May 11 14:14:40 vmd26974 sshd[922]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.119.192.6
May 11 14:14:42 vmd26974 sshd[922]: Failed password for invalid user user2 from 87.119.192.6 port 44714 ssh2
...
2020-05-11 23:49:01
14.229.15.104 attack
Automatic report - Port Scan Attack
2020-05-11 23:51:02
167.99.66.193 attackspambots
May 11 16:25:23 eventyay sshd[4465]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.66.193
May 11 16:25:25 eventyay sshd[4465]: Failed password for invalid user timemachine from 167.99.66.193 port 56401 ssh2
May 11 16:30:08 eventyay sshd[4632]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.66.193
...
2020-05-11 23:45:53
156.96.45.247 attackbots
[2020-05-11 11:38:57] NOTICE[1157][C-000031bf] chan_sip.c: Call from '' (156.96.45.247:65227) to extension '011441977879416' rejected because extension not found in context 'public'.
[2020-05-11 11:38:57] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-11T11:38:57.145-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="011441977879416",SessionID="0x7f5f107b3898",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.45.247/65227",ACLName="no_extension_match"
[2020-05-11 11:40:01] NOTICE[1157][C-000031c3] chan_sip.c: Call from '' (156.96.45.247:55767) to extension '9011441977879416' rejected because extension not found in context 'public'.
[2020-05-11 11:40:01] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-11T11:40:01.801-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9011441977879416",SessionID="0x7f5f100266a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UD
...
2020-05-11 23:44:22
52.141.3.228 attack
May 11 01:02:44 rudra sshd[76376]: Connection closed by 52.141.3.228 [preauth]
May 11 01:02:45 rudra sshd[76383]: Invalid user  from 52.141.3.228
May 11 01:02:46 rudra sshd[76383]: Failed none for invalid user  from 52.141.3.228 port 46896 ssh2
May 11 01:02:46 rudra sshd[76383]: Connection closed by 52.141.3.228 [preauth]
May 11 01:29:54 rudra sshd[82188]: Did not receive identification string from 52.141.3.228
May 11 01:32:13 rudra sshd[82807]: Connection closed by 52.141.3.228 [preauth]
May 11 02:46:38 rudra sshd[98431]: Did not receive identification string from 52.141.3.228
May 11 02:46:43 rudra sshd[98433]: Invalid user 888888 from 52.141.3.228
May 11 02:46:44 rudra sshd[98433]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.141.3.228 
May 11 02:46:46 rudra sshd[98433]: Failed password for invalid user 888888 from 52.141.3.228 port 39018 ssh2
May 11 02:46:46 rudra sshd[98433]: Connection closed by 52.141.3.228 [preauth]
M........
-------------------------------
2020-05-11 23:33:42
94.23.212.137 attackspam
May 11 16:45:57 legacy sshd[27785]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.23.212.137
May 11 16:45:58 legacy sshd[27785]: Failed password for invalid user mathew from 94.23.212.137 port 33114 ssh2
May 11 16:49:45 legacy sshd[27868]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.23.212.137
...
2020-05-11 23:48:35
182.148.55.93 attackspambots
" "
2020-05-11 23:51:20
185.143.75.81 attack
"fail2ban match"
2020-05-12 00:19:37
185.176.27.54 attackspam
05/11/2020-11:53:19.818257 185.176.27.54 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-05-12 00:08:04
118.24.140.69 attackbotsspam
May 11 17:23:09 home sshd[2252]: Failed password for root from 118.24.140.69 port 21872 ssh2
May 11 17:25:16 home sshd[2594]: Failed password for root from 118.24.140.69 port 44098 ssh2
May 11 17:27:31 home sshd[2941]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.140.69
...
2020-05-11 23:32:56

Recently Reported IPs

104.21.0.138 104.21.0.140 104.21.0.141 104.21.0.144
223.133.177.102 104.21.0.145 104.21.0.146 104.21.0.149
104.21.0.151 181.108.48.188 104.21.0.152 177.13.43.207
57.12.78.251 143.245.220.211 104.21.0.153 104.21.0.156
104.21.0.159 249.186.121.197 104.21.0.160 104.21.0.169