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 <<>> 21.42.218.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7769
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.42.218.66.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020901 1800 900 604800 86400

;; Query time: 11 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 10 04:03:33 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 66.218.42.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.218.42.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
49.235.18.9 attackspambots
Invalid user cron from 49.235.18.9 port 45870
2020-04-19 15:06:22
92.63.194.104 attackbots
$f2bV_matches
2020-04-19 15:34:51
62.210.206.78 attackspambots
Apr 19 05:23:46 powerpi2 sshd[15155]: Invalid user la from 62.210.206.78 port 53364
Apr 19 05:23:49 powerpi2 sshd[15155]: Failed password for invalid user la from 62.210.206.78 port 53364 ssh2
Apr 19 05:29:15 powerpi2 sshd[15426]: Invalid user au from 62.210.206.78 port 38918
...
2020-04-19 15:26:39
210.186.122.28 attackbots
Apr 19 05:51:51 vps647732 sshd[10771]: Failed password for root from 210.186.122.28 port 59029 ssh2
Apr 19 05:53:13 vps647732 sshd[10849]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.186.122.28
...
2020-04-19 15:19:08
110.172.174.239 attackbots
"fail2ban match"
2020-04-19 15:20:18
157.245.98.160 attackbotsspam
$f2bV_matches
2020-04-19 15:04:37
122.51.73.73 attackspam
Apr 19 10:25:53 gw1 sshd[1725]: Failed password for root from 122.51.73.73 port 33112 ssh2
Apr 19 10:32:16 gw1 sshd[2053]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.73.73
...
2020-04-19 15:21:19
106.13.73.210 attackbots
(sshd) Failed SSH login from 106.13.73.210 (CN/China/-): 5 in the last 3600 secs
2020-04-19 15:32:49
182.61.182.29 attackspam
SSH Bruteforce attack
2020-04-19 15:38:46
92.63.194.106 attack
Apr 19 08:27:52 jane sshd[12554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.63.194.106 
Apr 19 08:27:54 jane sshd[12554]: Failed password for invalid user user from 92.63.194.106 port 32967 ssh2
...
2020-04-19 15:07:23
181.57.153.190 attackspambots
2020-04-19T05:39:10.768108abusebot-6.cloudsearch.cf sshd[8738]: Invalid user test from 181.57.153.190 port 50696
2020-04-19T05:39:10.776713abusebot-6.cloudsearch.cf sshd[8738]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.57.153.190
2020-04-19T05:39:10.768108abusebot-6.cloudsearch.cf sshd[8738]: Invalid user test from 181.57.153.190 port 50696
2020-04-19T05:39:12.576615abusebot-6.cloudsearch.cf sshd[8738]: Failed password for invalid user test from 181.57.153.190 port 50696 ssh2
2020-04-19T05:41:18.849905abusebot-6.cloudsearch.cf sshd[8843]: Invalid user ci from 181.57.153.190 port 43912
2020-04-19T05:41:18.857125abusebot-6.cloudsearch.cf sshd[8843]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.57.153.190
2020-04-19T05:41:18.849905abusebot-6.cloudsearch.cf sshd[8843]: Invalid user ci from 181.57.153.190 port 43912
2020-04-19T05:41:20.897638abusebot-6.cloudsearch.cf sshd[8843]: Failed password 
...
2020-04-19 15:31:21
103.108.87.133 attackbotsspam
Invalid user asakura from 103.108.87.133 port 57478
2020-04-19 15:25:07
212.123.95.131 attack
Apr 19 08:16:57 dev0-dcde-rnet sshd[31718]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.123.95.131
Apr 19 08:16:59 dev0-dcde-rnet sshd[31718]: Failed password for invalid user admin from 212.123.95.131 port 52430 ssh2
Apr 19 08:21:18 dev0-dcde-rnet sshd[31765]: Failed password for root from 212.123.95.131 port 42476 ssh2
2020-04-19 15:43:49
222.186.180.223 attackbotsspam
2020-04-19T07:40:51.475358abusebot-4.cloudsearch.cf sshd[23175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.223  user=root
2020-04-19T07:40:52.908176abusebot-4.cloudsearch.cf sshd[23175]: Failed password for root from 222.186.180.223 port 25736 ssh2
2020-04-19T07:40:56.032488abusebot-4.cloudsearch.cf sshd[23175]: Failed password for root from 222.186.180.223 port 25736 ssh2
2020-04-19T07:40:51.475358abusebot-4.cloudsearch.cf sshd[23175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.223  user=root
2020-04-19T07:40:52.908176abusebot-4.cloudsearch.cf sshd[23175]: Failed password for root from 222.186.180.223 port 25736 ssh2
2020-04-19T07:40:56.032488abusebot-4.cloudsearch.cf sshd[23175]: Failed password for root from 222.186.180.223 port 25736 ssh2
2020-04-19T07:40:51.475358abusebot-4.cloudsearch.cf sshd[23175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 
...
2020-04-19 15:48:09
193.112.102.95 attackbotsspam
Brute force SMTP login attempted.
...
2020-04-19 15:21:34

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