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: Boardman

Region: Oregon

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 <<>> 100.21.4.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52252
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;100.21.4.81.			IN	A

;; AUTHORITY SECTION:
.			575	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022031400 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Mar 14 16:29:42 CST 2022
;; MSG SIZE  rcvd: 104
Host info
81.4.21.100.in-addr.arpa domain name pointer ec2-100-21-4-81.us-west-2.compute.amazonaws.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
81.4.21.100.in-addr.arpa	name = ec2-100-21-4-81.us-west-2.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
160.16.121.9 attackbotsspam
Jul 25 22:51:15 OPSO sshd\[5103\]: Invalid user king from 160.16.121.9 port 35014
Jul 25 22:51:15 OPSO sshd\[5103\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=160.16.121.9
Jul 25 22:51:17 OPSO sshd\[5103\]: Failed password for invalid user king from 160.16.121.9 port 35014 ssh2
Jul 25 22:56:19 OPSO sshd\[6285\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=160.16.121.9  user=root
Jul 25 22:56:21 OPSO sshd\[6285\]: Failed password for root from 160.16.121.9 port 60506 ssh2
2019-07-26 05:04:35
5.188.87.19 attack
Scanning (more than 2 packets) random ports - tries to find possible vulnerable services
2019-07-26 04:38:54
185.99.157.176 attackspam
firewall-block, port(s): 23/tcp
2019-07-26 04:35:56
45.172.248.1 attackbots
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-25 17:02:44,483 INFO [amun_request_handler] PortScan Detected on Port: 445 (45.172.248.1)
2019-07-26 04:47:01
125.64.94.221 attackbots
" "
2019-07-26 04:39:42
141.135.75.130 attack
Unauthorized connection attempt from IP address 141.135.75.130 on Port 445(SMB)
2019-07-26 04:31:13
68.183.65.165 attack
2019-07-25T18:08:20.978052abusebot-8.cloudsearch.cf sshd\[11900\]: Invalid user shop from 68.183.65.165 port 52490
2019-07-26 05:10:04
177.126.116.86 attackspambots
proto=tcp  .  spt=33349  .  dpt=25  .     (listed on Blocklist de  Jul 24)     (451)
2019-07-26 04:45:36
200.77.186.199 attackspam
proto=tcp  .  spt=45717  .  dpt=25  .     (listed on Blocklist de  Jul 24)     (446)
2019-07-26 04:58:30
190.104.183.77 attackspambots
Unauthorized connection attempt from IP address 190.104.183.77 on Port 445(SMB)
2019-07-26 04:31:42
110.50.85.162 attackbotsspam
proto=tcp  .  spt=59145  .  dpt=25  .     (listed on Blocklist de  Jul 24)     (437)
2019-07-26 05:13:02
212.66.61.205 attackbots
ssh failed login
2019-07-26 05:14:12
101.51.204.12 attackspam
Unauthorized connection attempt from IP address 101.51.204.12 on Port 445(SMB)
2019-07-26 04:34:31
79.171.13.166 attackbotsspam
SpamReport
2019-07-26 04:51:08
177.68.143.100 attack
proto=tcp  .  spt=50832  .  dpt=25  .     (listed on     Github Combined on 3 lists )     (448)
2019-07-26 04:55:54

Recently Reported IPs

100.21.4.205 106.126.99.78 100.21.5.76 100.21.91.31
100.21.93.220 100.24.100.138 100.24.101.201 100.24.101.215
100.24.102.148 100.24.128.99 100.24.130.68 100.24.136.122
100.24.137.97 100.24.138.34 100.24.139.159 100.24.141.123
100.24.148.135 100.24.148.69 100.24.157.108 100.24.162.7