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 of America (the)

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 <<>> 21.208.209.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35987
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.208.209.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012700 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Jan 28 01:59:50 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 81.209.208.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.209.208.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
77.123.20.173 attackbots
Jun 19 17:16:39 debian-2gb-nbg1-2 kernel: \[14838487.859818\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=77.123.20.173 DST=195.201.40.59 LEN=40 TOS=0x08 PREC=0x20 TTL=240 ID=4742 PROTO=TCP SPT=42733 DPT=3366 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-19 23:25:44
201.39.70.186 attackbots
Jun 19 14:54:02 vps639187 sshd\[30053\]: Invalid user apache from 201.39.70.186 port 54914
Jun 19 14:54:02 vps639187 sshd\[30053\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.39.70.186
Jun 19 14:54:04 vps639187 sshd\[30053\]: Failed password for invalid user apache from 201.39.70.186 port 54914 ssh2
...
2020-06-19 23:34:57
220.125.230.193 attackspam
Port probing on unauthorized port 1433
2020-06-19 23:43:44
190.58.170.58 attackbotsspam
Unauthorized connection attempt from IP address 190.58.170.58 on Port 445(SMB)
2020-06-19 23:58:40
178.60.197.1 attackspam
SSH Bruteforce attack
2020-06-19 23:24:25
77.236.240.21 attackspam
1592568930 - 06/19/2020 14:15:30 Host: 77.236.240.21/77.236.240.21 Port: 445 TCP Blocked
2020-06-19 23:43:13
46.101.43.224 attack
Jun 19 16:42:27 ArkNodeAT sshd\[7410\]: Invalid user carolina from 46.101.43.224
Jun 19 16:42:27 ArkNodeAT sshd\[7410\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.101.43.224
Jun 19 16:42:29 ArkNodeAT sshd\[7410\]: Failed password for invalid user carolina from 46.101.43.224 port 55763 ssh2
2020-06-19 23:29:04
218.92.0.172 attack
2020-06-19T15:32:30.616312abusebot-8.cloudsearch.cf sshd[15202]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.172  user=root
2020-06-19T15:32:32.468757abusebot-8.cloudsearch.cf sshd[15202]: Failed password for root from 218.92.0.172 port 50314 ssh2
2020-06-19T15:32:36.001627abusebot-8.cloudsearch.cf sshd[15202]: Failed password for root from 218.92.0.172 port 50314 ssh2
2020-06-19T15:32:30.616312abusebot-8.cloudsearch.cf sshd[15202]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.172  user=root
2020-06-19T15:32:32.468757abusebot-8.cloudsearch.cf sshd[15202]: Failed password for root from 218.92.0.172 port 50314 ssh2
2020-06-19T15:32:36.001627abusebot-8.cloudsearch.cf sshd[15202]: Failed password for root from 218.92.0.172 port 50314 ssh2
2020-06-19T15:32:30.616312abusebot-8.cloudsearch.cf sshd[15202]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rho
...
2020-06-19 23:47:09
187.188.159.231 attackbots
20/6/19@08:15:21: FAIL: Alarm-Network address from=187.188.159.231
...
2020-06-19 23:58:52
78.128.113.42 attack
Jun 19 17:01:29 debian-2gb-nbg1-2 kernel: \[14837577.966937\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=78.128.113.42 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=2485 PROTO=TCP SPT=40385 DPT=2955 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-19 23:42:46
92.56.67.94 attack
Unauthorized connection attempt from IP address 92.56.67.94 on Port 445(SMB)
2020-06-19 23:19:27
201.31.167.50 attackspam
Jun 19 06:07:42 mockhub sshd[23443]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.31.167.50
Jun 19 06:07:44 mockhub sshd[23443]: Failed password for invalid user xk from 201.31.167.50 port 35441 ssh2
...
2020-06-19 23:26:43
116.1.201.123 attackspam
2020-06-19T16:12:55.837583lavrinenko.info sshd[9156]: Failed password for invalid user fer from 116.1.201.123 port 18123 ssh2
2020-06-19T16:16:29.500808lavrinenko.info sshd[9480]: Invalid user jasper from 116.1.201.123 port 29829
2020-06-19T16:16:29.510986lavrinenko.info sshd[9480]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.1.201.123
2020-06-19T16:16:29.500808lavrinenko.info sshd[9480]: Invalid user jasper from 116.1.201.123 port 29829
2020-06-19T16:16:31.334301lavrinenko.info sshd[9480]: Failed password for invalid user jasper from 116.1.201.123 port 29829 ssh2
...
2020-06-19 23:27:35
104.131.249.57 attack
Jun 19 15:49:17 PorscheCustomer sshd[8266]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.249.57
Jun 19 15:49:18 PorscheCustomer sshd[8266]: Failed password for invalid user gerente from 104.131.249.57 port 55560 ssh2
Jun 19 15:53:42 PorscheCustomer sshd[8448]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.249.57
...
2020-06-19 23:36:26
95.27.53.231 attack
1592579112 - 06/19/2020 17:05:12 Host: 95.27.53.231/95.27.53.231 Port: 445 TCP Blocked
2020-06-19 23:37:41

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