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: Sprint

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 <<>> 208.21.99.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 48368
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;208.21.99.81.			IN	A

;; AUTHORITY SECTION:
.			534	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020051302 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu May 14 10:31:38 CST 2020
;; MSG SIZE  rcvd: 116
Host info
Host 81.99.21.208.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.99.21.208.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.216.140.43 attack
Automatic report - Port Scan
2020-10-03 12:30:18
51.38.85.146 attack
[portscan] Port scan
2020-10-03 12:32:28
45.67.234.168 attackspambots
From retorno-leonir.tsi=toptec.net.br@praticoerapido.live Fri Oct 02 13:41:00 2020
Received: from [45.67.234.168] (port=58989 helo=01host234168.praticoerapido.live)
2020-10-03 12:42:33
157.230.245.91 attackspambots
Failed password for invalid user kost from 157.230.245.91 port 46704 ssh2
2020-10-03 12:27:20
129.28.187.169 attackbotsspam
Oct 3 04:07:56 *hidden* sshd[13397]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.187.169 Oct 3 04:07:58 *hidden* sshd[13397]: Failed password for invalid user user from 129.28.187.169 port 49240 ssh2 Oct 3 04:11:20 *hidden* sshd[14596]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.187.169 user=root Oct 3 04:11:22 *hidden* sshd[14596]: Failed password for *hidden* from 129.28.187.169 port 37242 ssh2 Oct 3 04:14:30 *hidden* sshd[15763]: Invalid user scaner from 129.28.187.169 port 53468
2020-10-03 12:30:43
157.7.223.22 attack
Oct  2 21:52:20 r.ca sshd[32369]: Failed password for invalid user roy from 157.7.223.22 port 40154 ssh2
2020-10-03 12:57:54
46.101.5.144 attackbotsspam
20 attempts against mh-ssh on soil
2020-10-03 12:37:52
191.23.113.164 attackbots
Oct  2 22:34:06 mx01 sshd[15750]: reveeclipse mapping checking getaddrinfo for 191-23-113-164.user.vivozap.com.br [191.23.113.164] failed - POSSIBLE BREAK-IN ATTEMPT!
Oct  2 22:34:06 mx01 sshd[15750]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.23.113.164  user=r.r
Oct  2 22:34:08 mx01 sshd[15750]: Failed password for r.r from 191.23.113.164 port 53720 ssh2
Oct  2 22:34:08 mx01 sshd[15750]: Received disconnect from 191.23.113.164: 11: Bye Bye [preauth]
Oct  2 22:34:10 mx01 sshd[15754]: reveeclipse mapping checking getaddrinfo for 191-23-113-164.user.vivozap.com.br [191.23.113.164] failed - POSSIBLE BREAK-IN ATTEMPT!
Oct  2 22:34:11 mx01 sshd[15754]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.23.113.164  user=r.r
Oct  2 22:34:12 mx01 sshd[15754]: Failed password for r.r from 191.23.113.164 port 53804 ssh2
Oct  2 22:34:12 mx01 sshd[15754]: Received disconnect from 191.23.113.1........
-------------------------------
2020-10-03 12:34:28
146.185.215.204 attack
Oct  2 22:29:59 tux postfix/smtpd[10847]: warning: hostname bilaterale1.perkjcep.example.com does not resolve to address 146.185.215.204: Name or service not known
Oct  2 22:29:59 tux postfix/smtpd[10847]: connect from unknown[146.185.215.204]
Oct x@x
Oct  2 22:29:59 tux postfix/smtpd[10847]: disconnect from unknown[146.185.215.204]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=146.185.215.204
2020-10-03 12:26:18
72.180.73.137 attackspambots
Oct  2 20:39:03 staging sshd[181430]: Invalid user cliente from 72.180.73.137 port 41824
Oct  2 20:39:05 staging sshd[181430]: Failed password for invalid user cliente from 72.180.73.137 port 41824 ssh2
Oct  2 20:41:11 staging sshd[181435]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=72.180.73.137  user=root
Oct  2 20:41:12 staging sshd[181435]: Failed password for root from 72.180.73.137 port 49692 ssh2
...
2020-10-03 12:33:57
165.22.98.186 attackspambots
DATE:2020-10-03 00:44:05, IP:165.22.98.186, PORT:ssh SSH brute force auth (docker-dc)
2020-10-03 12:19:25
101.79.167.142 attack
Brute-force attempt banned
2020-10-03 12:58:13
115.58.199.151 attackbotsspam
SSH BruteForce Attack
2020-10-03 12:50:39
111.229.12.69 attack
Oct  3 04:05:21 ns308116 sshd[10464]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.12.69  user=root
Oct  3 04:05:23 ns308116 sshd[10464]: Failed password for root from 111.229.12.69 port 46480 ssh2
Oct  3 04:09:24 ns308116 sshd[19823]: Invalid user hath from 111.229.12.69 port 59874
Oct  3 04:09:24 ns308116 sshd[19823]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.12.69
Oct  3 04:09:26 ns308116 sshd[19823]: Failed password for invalid user hath from 111.229.12.69 port 59874 ssh2
...
2020-10-03 12:49:34
119.137.1.71 attackbotsspam
Oct  2 16:27:28 r.ca sshd[26894]: Failed password for invalid user edward from 119.137.1.71 port 11650 ssh2
2020-10-03 12:49:00

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