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 <<>> 104.16.21.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52497
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.16.21.19.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 01:36:14 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 19.21.16.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.21.16.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
146.88.240.4 attackspambots
Excessive Port-Scanning
2020-02-15 14:58:42
106.12.94.5 attackspam
sshd jail - ssh hack attempt
2020-02-15 14:52:19
222.186.30.35 attackspambots
2020-02-15T07:18:55.843738scmdmz1 sshd[25333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-02-15T07:18:57.622218scmdmz1 sshd[25333]: Failed password for root from 222.186.30.35 port 58939 ssh2
2020-02-15T07:19:01.968106scmdmz1 sshd[25333]: Failed password for root from 222.186.30.35 port 58939 ssh2
2020-02-15T07:18:55.843738scmdmz1 sshd[25333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-02-15T07:18:57.622218scmdmz1 sshd[25333]: Failed password for root from 222.186.30.35 port 58939 ssh2
2020-02-15T07:19:01.968106scmdmz1 sshd[25333]: Failed password for root from 222.186.30.35 port 58939 ssh2
2020-02-15T07:18:55.843738scmdmz1 sshd[25333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
2020-02-15T07:18:57.622218scmdmz1 sshd[25333]: Failed password for root from 222.186.30.35 port 58939 ssh2
2020-02-1
2020-02-15 14:53:49
1.4.180.93 attackspambots
Portscan detected
2020-02-15 14:46:52
117.50.126.4 attack
Port probing on unauthorized port 1433
2020-02-15 14:51:14
222.186.15.91 attackspam
Feb 15 07:03:06 dev0-dcde-rnet sshd[470]: Failed password for root from 222.186.15.91 port 49828 ssh2
Feb 15 07:22:13 dev0-dcde-rnet sshd[556]: Failed password for root from 222.186.15.91 port 39828 ssh2
2020-02-15 14:41:58
198.245.63.94 attackbots
$f2bV_matches
2020-02-15 15:14:52
80.211.53.246 attackbotsspam
Feb 14 20:25:02 auw2 sshd\[3034\]: Invalid user factorio from 80.211.53.246
Feb 14 20:25:02 auw2 sshd\[3034\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.53.246
Feb 14 20:25:04 auw2 sshd\[3034\]: Failed password for invalid user factorio from 80.211.53.246 port 58940 ssh2
Feb 14 20:27:39 auw2 sshd\[3266\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.53.246  user=root
Feb 14 20:27:41 auw2 sshd\[3266\]: Failed password for root from 80.211.53.246 port 53438 ssh2
2020-02-15 15:14:03
87.27.199.200 attack
Feb 15 05:54:03 localhost kernel: [1526397.963721] [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3d:86:ee:00:08:e3:ff:fd:90:08:00 SRC=87.27.199.200 DST=91.205.173.180 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=25865 DF PROTO=TCP SPT=65126 DPT=8291 WINDOW=8192 RES=0x00 SYN URGP=0 
Feb 15 05:54:04 localhost kernel: [1526398.514672] [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3d:86:ee:00:08:e3:ff:fd:90:08:00 SRC=87.27.199.200 DST=91.205.173.180 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=30816 DF PROTO=TCP SPT=65126 DPT=8291 WINDOW=8192 RES=0x00 SYN URGP=0 
Feb 15 05:54:08 localhost kernel: [1526402.248964] [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3d:86:ee:00:08:e3:ff:fd:90:08:00 SRC=87.27.199.200 DST=91.205.173.180 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=19443 DF PROTO=TCP SPT=65126 DPT=8291 WINDOW=8192 RES=0x00 SYN URGP=0
2020-02-15 14:47:52
111.254.39.8 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-15 14:57:21
111.254.59.19 attack
unauthorized connection attempt
2020-02-15 14:49:41
111.255.162.17 attackspam
unauthorized connection attempt
2020-02-15 14:32:16
66.206.0.173 attack
[portscan] Port scan
2020-02-15 14:45:25
79.137.73.253 attackspambots
Feb 14 20:09:58 sachi sshd\[27337\]: Invalid user liskeila from 79.137.73.253
Feb 14 20:09:58 sachi sshd\[27337\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=253.ip-79-137-73.eu
Feb 14 20:10:00 sachi sshd\[27337\]: Failed password for invalid user liskeila from 79.137.73.253 port 49678 ssh2
Feb 14 20:12:45 sachi sshd\[27605\]: Invalid user vss from 79.137.73.253
Feb 14 20:12:45 sachi sshd\[27605\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=253.ip-79-137-73.eu
2020-02-15 14:38:01
134.209.63.140 attackbots
Invalid user admin from 134.209.63.140 port 33170
2020-02-15 14:31:24

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