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 <<>> 104.21.16.253
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63680
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.253.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:14:32 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 253.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 253.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.45.122.9 attackspambots
Apr 28 10:52:57 itv-usvr-01 sshd[23967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.45.122.9  user=root
Apr 28 10:53:00 itv-usvr-01 sshd[23967]: Failed password for root from 112.45.122.9 port 50399 ssh2
2020-04-28 13:49:20
93.74.162.49 attackbots
Apr 28 05:55:35 vmd48417 sshd[32310]: Failed password for root from 93.74.162.49 port 33838 ssh2
2020-04-28 14:16:27
104.47.45.33 attackbotsspam
ATTEMPT TO EXTORT 2000
2020-04-28 13:43:53
112.85.42.174 attackbots
Apr 28 13:00:21 webhost01 sshd[9735]: Failed password for root from 112.85.42.174 port 23339 ssh2
Apr 28 13:00:31 webhost01 sshd[9735]: Failed password for root from 112.85.42.174 port 23339 ssh2
...
2020-04-28 14:04:59
184.105.247.196 attack
Port 445 (MS DS) access denied
2020-04-28 13:31:40
125.91.32.157 attack
Apr 28 10:46:15 webhost01 sshd[6424]: Failed password for root from 125.91.32.157 port 42280 ssh2
Apr 28 10:52:42 webhost01 sshd[6587]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.32.157
...
2020-04-28 14:00:01
182.61.138.203 attack
2020-04-28T05:53:10.131967  sshd[10910]: Invalid user wr from 182.61.138.203 port 33750
2020-04-28T05:53:10.147294  sshd[10910]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.138.203
2020-04-28T05:53:10.131967  sshd[10910]: Invalid user wr from 182.61.138.203 port 33750
2020-04-28T05:53:12.434920  sshd[10910]: Failed password for invalid user wr from 182.61.138.203 port 33750 ssh2
...
2020-04-28 13:39:18
189.18.243.210 attack
$f2bV_matches
2020-04-28 13:41:34
51.158.30.15 attackbots
[2020-04-28 01:07:57] NOTICE[1170][C-0000754b] chan_sip.c: Call from '' (51.158.30.15:53503) to extension '9173011972592277524' rejected because extension not found in context 'public'.
[2020-04-28 01:07:57] SECURITY[1184] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-28T01:07:57.890-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9173011972592277524",SessionID="0x7f6c08545828",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/51.158.30.15/53503",ACLName="no_extension_match"
[2020-04-28 01:16:44] NOTICE[1170][C-0000755c] chan_sip.c: Call from '' (51.158.30.15:65226) to extension '9174011972592277524' rejected because extension not found in context 'public'.
[2020-04-28 01:16:44] SECURITY[1184] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-28T01:16:44.300-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9174011972592277524",SessionID="0x7f6c087c6998",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddre
...
2020-04-28 13:33:05
211.159.153.62 attackbots
sshd jail - ssh hack attempt
2020-04-28 14:07:41
120.79.217.10 attack
trying to access non-authorized port
2020-04-28 14:04:18
106.75.15.142 attack
prod8
...
2020-04-28 14:14:17
218.92.0.208 attack
Apr 28 05:51:26 Ubuntu-1404-trusty-64-minimal sshd\[15560\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.208  user=root
Apr 28 05:51:28 Ubuntu-1404-trusty-64-minimal sshd\[15560\]: Failed password for root from 218.92.0.208 port 54254 ssh2
Apr 28 05:51:35 Ubuntu-1404-trusty-64-minimal sshd\[15586\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.208  user=root
Apr 28 05:51:38 Ubuntu-1404-trusty-64-minimal sshd\[15586\]: Failed password for root from 218.92.0.208 port 18377 ssh2
Apr 28 05:53:05 Ubuntu-1404-trusty-64-minimal sshd\[16073\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.208  user=root
2020-04-28 13:42:48
35.198.9.111 attackspambots
10 attempts against mh-misc-ban on cedar
2020-04-28 13:43:03
157.245.104.96 attackbots
Port 22 (SSH) access denied
2020-04-28 13:36:20

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