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 <<>> 21.42.166.64
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62590
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.42.166.64.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021300 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 13 17:35:24 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 64.166.42.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 64.166.42.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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138.197.5.191 attackbots
'Fail2Ban'
2019-06-24 23:54:39
165.227.214.174 attackspam
WP Authentication failure
2019-06-25 00:31:14
218.92.0.158 attackbots
Jun 24 08:29:24 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:28 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:24 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:28 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:24 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:28 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
Jun 24 08:29:31 ast sshd[30158]: error: PAM: Authentication failure for root from 218.92.0.158
...
2019-06-24 23:55:35
191.53.106.21 attack
SMTP-sasl brute force
...
2019-06-24 23:17:13
1.192.193.15 attack
3389BruteforceFW23
2019-06-25 00:33:11
141.98.10.52 attackbotsspam
Rude login attack (5 tries in 1d)
2019-06-25 00:39:04
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Automatic report - Web App Attack
2019-06-25 00:23:44
115.110.204.197 attackspam
20 attempts against mh-ssh on mist.magehost.pro
2019-06-24 23:22:34
37.49.227.49 attackbots
Jun 24 14:03:41 localhost postfix/smtpd\[29217\]: warning: unknown\[37.49.227.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:03:47 localhost postfix/smtpd\[28446\]: warning: unknown\[37.49.227.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:03:57 localhost postfix/smtpd\[29217\]: warning: unknown\[37.49.227.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:04:20 localhost postfix/smtpd\[28446\]: warning: unknown\[37.49.227.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:04:26 localhost postfix/smtpd\[28446\]: warning: unknown\[37.49.227.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-06-25 00:01:50
140.227.174.50 attackspam
20 attempts against mh-ssh on mist.magehost.pro
2019-06-24 23:39:38
68.57.86.37 attack
$f2bV_matches
2019-06-25 00:35:02
176.9.73.130 attack
SSH invalid-user multiple login try
2019-06-24 23:58:32
159.89.38.114 attack
20 attempts against mh-ssh on oak.magehost.pro
2019-06-25 00:28:22
117.86.76.120 attack
2019-06-24T13:57:00.198305 X postfix/smtpd[60116]: warning: unknown[117.86.76.120]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24T14:24:43.100961 X postfix/smtpd[64266]: warning: unknown[117.86.76.120]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24T14:52:53.392825 X postfix/smtpd[3394]: warning: unknown[117.86.76.120]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24 23:41:20
185.189.113.243 attack
Attempts spam post to comment form - stupid bot.
2019-06-25 00:18:53

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