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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.90.16
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 58913
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.90.16.			IN	A

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

;; Query time: 122 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:22:01 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 16.90.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 16.90.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.181.108.187 attackspambots
Bad bot/spoofed identity
2019-10-16 11:45:37
163.172.207.104 attackspambots
\[2019-10-15 22:50:24\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-15T22:50:24.656-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="999999999999999011972592277524",SessionID="0x7fc3ac686538",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.207.104/51960",ACLName="no_extension_match"
\[2019-10-15 22:52:21\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-15T22:52:21.879-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9999999999999999011972592277524",SessionID="0x7fc3aca71d48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.207.104/57406",ACLName="no_extension_match"
\[2019-10-15 22:54:16\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-15T22:54:16.226-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="99999999999999999011972592277524",SessionID="0x7fc3ac5927f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAd
2019-10-16 11:09:56
188.166.54.199 attackspambots
Oct 15 12:28:26 hpm sshd\[3483\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.54.199  user=root
Oct 15 12:28:28 hpm sshd\[3483\]: Failed password for root from 188.166.54.199 port 47013 ssh2
Oct 15 12:33:02 hpm sshd\[3851\]: Invalid user configure from 188.166.54.199
Oct 15 12:33:02 hpm sshd\[3851\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.54.199
Oct 15 12:33:04 hpm sshd\[3851\]: Failed password for invalid user configure from 188.166.54.199 port 37537 ssh2
2019-10-16 11:11:07
192.160.102.169 attackbots
Automatic report - Banned IP Access
2019-10-16 11:43:01
111.231.239.143 attackbots
SSH-BruteForce
2019-10-16 11:17:03
132.247.172.26 attack
vps1:pam-generic
2019-10-16 11:10:55
222.127.101.155 attackbotsspam
Invalid user administrator from 222.127.101.155 port 23819
2019-10-16 11:24:16
91.235.7.2 attackspam
[portscan] Port scan
2019-10-16 11:44:17
94.140.219.113 attack
[portscan] Port scan
2019-10-16 11:27:51
124.65.152.14 attackspam
Automatic report - Banned IP Access
2019-10-16 11:09:22
108.215.218.255 attackspambots
this ip belongs to someone who leaks ips and emails
2019-10-16 11:22:01
112.85.42.227 attackbots
Oct 15 23:04:32 TORMINT sshd\[28942\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.227  user=root
Oct 15 23:04:33 TORMINT sshd\[28942\]: Failed password for root from 112.85.42.227 port 44290 ssh2
Oct 15 23:05:51 TORMINT sshd\[29088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.227  user=root
...
2019-10-16 11:14:21
222.186.173.183 attack
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.183  user=root
Failed password for root from 222.186.173.183 port 59274 ssh2
Failed password for root from 222.186.173.183 port 59274 ssh2
Failed password for root from 222.186.173.183 port 59274 ssh2
Failed password for root from 222.186.173.183 port 59274 ssh2
2019-10-16 11:37:35
183.2.202.42 attackspam
SIPVicious Scanner Detection, PTR: PTR record not found
2019-10-16 11:25:27
194.187.110.38 attackspambots
2019-10-15 14:46:34 SMTP protocol synchronization error (input sent without waiting for greeting): rejected connection from H=[194.187.110.38]:56986 I=[192.147.25.65]:25 input="\004\001\001\273^\231\245\005"
2019-10-15 14:46:35 SMTP protocol synchronization error (input sent without waiting for greeting): rejected connection from H=[194.187.110.38]:57027 I=[192.147.25.65]:25 input="\005\001"
2019-10-15 14:46:35 SMTP protocol synchronization error (input sent without waiting for greeting): rejected connection from H=[194.187.110.38]:57031 I=[192.147.25.65]:25 input="\004\001"
...
2019-10-16 11:20:16

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