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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.12.127
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 1510
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.12.127.			IN	A

;; AUTHORITY SECTION:
.			288	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 08:30:12 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 127.12.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 127.12.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.173.238 attackspambots
2020-06-18T11:24:35.665733xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-06-18T11:24:28.816737xentho-1 sshd[426594]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.238  user=root
2020-06-18T11:24:30.620640xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-06-18T11:24:35.665733xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-06-18T11:24:40.111036xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-06-18T11:24:28.816737xentho-1 sshd[426594]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.238  user=root
2020-06-18T11:24:30.620640xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-06-18T11:24:35.665733xentho-1 sshd[426594]: Failed password for root from 222.186.173.238 port 64154 ssh2
2020-0
...
2020-06-18 23:29:29
91.240.118.24 attackspam
Port scan on 6 port(s): 53279 53413 53535 53633 53689 53740
2020-06-18 23:31:22
118.89.237.111 attackspam
$f2bV_matches
2020-06-18 23:40:18
115.159.153.180 attackspam
SSH Brute-Force reported by Fail2Ban
2020-06-18 23:09:09
197.34.152.117 attackbotsspam
Jun 18 13:56:37 seraph sshd[17208]: Invalid user admin from 197.34.152.117
Jun 18 13:56:37 seraph sshd[17208]: pam_unix(sshd:auth): authentication fai=
lure; logname=3D uid=3D0 euid=3D0 tty=3Dssh ruser=3D rhost=3D197.34.152.117
Jun 18 13:56:38 seraph sshd[17208]: Failed password for invalid user admin =
from 197.34.152.117 port 45774 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=197.34.152.117
2020-06-18 23:50:49
150.109.120.253 attackbotsspam
Jun 18 14:07:24 [host] sshd[31366]: Invalid user s
Jun 18 14:07:24 [host] sshd[31366]: pam_unix(sshd:
Jun 18 14:07:25 [host] sshd[31366]: Failed passwor
2020-06-18 23:07:17
158.69.58.43 attackspambots
Port scan on 1 port(s): 53
2020-06-18 23:51:25
180.76.156.150 attack
prod6
...
2020-06-18 23:06:33
163.172.127.251 attackspam
web-1 [ssh_2] SSH Attack
2020-06-18 23:45:11
191.102.148.103 attackspambots
(mod_security) mod_security (id:210740) triggered by 191.102.148.103 (US/United States/-): 5 in the last 3600 secs
2020-06-18 23:43:03
222.186.175.215 attackbotsspam
Jun 18 17:27:10 santamaria sshd\[31190\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.215  user=root
Jun 18 17:27:13 santamaria sshd\[31190\]: Failed password for root from 222.186.175.215 port 5204 ssh2
Jun 18 17:27:16 santamaria sshd\[31190\]: Failed password for root from 222.186.175.215 port 5204 ssh2
...
2020-06-18 23:42:19
103.253.42.59 attack
[2020-06-18 09:16:32] NOTICE[1273][C-00002b91] chan_sip.c: Call from '' (103.253.42.59:55176) to extension '0001546213724649' rejected because extension not found in context 'public'.
[2020-06-18 09:16:32] SECURITY[1288] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-18T09:16:32.342-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0001546213724649",SessionID="0x7f31c018ea98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.253.42.59/55176",ACLName="no_extension_match"
[2020-06-18 09:17:29] NOTICE[1273][C-00002b93] chan_sip.c: Call from '' (103.253.42.59:52700) to extension '0002146213724649' rejected because extension not found in context 'public'.
[2020-06-18 09:17:29] SECURITY[1288] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-18T09:17:29.916-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0002146213724649",SessionID="0x7f31c02f97a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/
...
2020-06-18 23:23:30
74.101.130.157 attackspam
Jun 18 11:43:44 NPSTNNYC01T sshd[30553]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.101.130.157
Jun 18 11:43:46 NPSTNNYC01T sshd[30553]: Failed password for invalid user tjj from 74.101.130.157 port 58192 ssh2
Jun 18 11:47:39 NPSTNNYC01T sshd[30891]: Failed password for root from 74.101.130.157 port 35446 ssh2
...
2020-06-18 23:49:56
185.39.11.32 attack
06/18/2020-11:45:49.820066 185.39.11.32 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-06-18 23:54:31
49.235.120.203 attackbots
bruteforce detected
2020-06-18 23:36:23

Recently Reported IPs

104.21.12.142 104.21.12.132 104.21.12.190 104.21.12.197
125.63.35.90 104.21.12.20 104.21.12.201 104.21.12.199
104.21.12.204 104.21.12.217 104.21.12.224 104.21.12.241
104.21.12.205 104.21.12.196 104.21.12.31 104.21.12.27
104.21.12.252 104.21.12.50 104.21.13.104 104.21.12.68