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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.154.38.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55343
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.154.38.66.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012100 1800 900 604800 86400

;; Query time: 37 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jan 22 00:53:01 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 66.38.154.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.38.154.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.86.96.97 attackspambots
fail2ban -- 220.86.96.97
...
2020-10-08 05:39:53
159.203.66.114 attackbotsspam
2020-10-07T16:27:54.4652451495-001 sshd[18447]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.66.114  user=root
2020-10-07T16:27:56.1837661495-001 sshd[18447]: Failed password for root from 159.203.66.114 port 50780 ssh2
2020-10-07T16:31:40.4583251495-001 sshd[18668]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.66.114  user=root
2020-10-07T16:31:42.2072881495-001 sshd[18668]: Failed password for root from 159.203.66.114 port 56236 ssh2
2020-10-07T16:35:31.5633731495-001 sshd[18854]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.66.114  user=root
2020-10-07T16:35:33.3575381495-001 sshd[18854]: Failed password for root from 159.203.66.114 port 33462 ssh2
...
2020-10-08 05:39:03
112.85.42.151 attack
Failed password for invalid user from 112.85.42.151 port 47084 ssh2
2020-10-08 05:19:54
176.31.253.204 attackbotsspam
Oct  6 22:44:09 v22018053744266470 sshd[16399]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns388423.ip-176-31-253.eu
Oct  6 22:44:11 v22018053744266470 sshd[16399]: Failed password for invalid user singha5 from 176.31.253.204 port 29363 ssh2
Oct  6 22:44:13 v22018053744266470 sshd[16399]: Failed password for invalid user singha5 from 176.31.253.204 port 29363 ssh2
Oct  6 22:44:15 v22018053744266470 sshd[16399]: Failed password for invalid user singha5 from 176.31.253.204 port 29363 ssh2
...
2020-10-08 05:28:13
200.146.196.100 attackbots
Oct  6 06:21:07 lola sshd[10274]: reveeclipse mapping checking getaddrinfo for 200-146-196-100.static.ctbctelecom.com.br [200.146.196.100] failed - POSSIBLE BREAK-IN ATTEMPT!
Oct  6 06:21:07 lola sshd[10274]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.146.196.100  user=r.r
Oct  6 06:21:09 lola sshd[10274]: Failed password for r.r from 200.146.196.100 port 35336 ssh2
Oct  6 06:21:09 lola sshd[10274]: Received disconnect from 200.146.196.100: 11: Bye Bye [preauth]
Oct  6 06:24:43 lola sshd[10351]: reveeclipse mapping checking getaddrinfo for 200-146-196-100.static.ctbctelecom.com.br [200.146.196.100] failed - POSSIBLE BREAK-IN ATTEMPT!
Oct  6 06:24:43 lola sshd[10351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.146.196.100  user=r.r
Oct  6 06:24:45 lola sshd[10351]: Failed password for r.r from 200.146.196.100 port 53922 ssh2
Oct  6 06:24:45 lola sshd[10351]: Received disconn........
-------------------------------
2020-10-08 05:36:55
107.170.20.247 attack
Banned for a week because repeated abuses, for example SSH, but not only
2020-10-08 05:18:18
91.201.246.83 attackspam
1602017035 - 10/06/2020 22:43:55 Host: 91.201.246.83/91.201.246.83 Port: 445 TCP Blocked
2020-10-08 05:43:47
125.137.236.50 attackbots
2020-10-06 03:06:41 server sshd[10485]: Failed password for invalid user root from 125.137.236.50 port 52516 ssh2
2020-10-08 05:37:08
118.40.139.200 attack
2020-10-07T15:07:04.801266abusebot.cloudsearch.cf sshd[27986]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.40.139.200  user=root
2020-10-07T15:07:06.833833abusebot.cloudsearch.cf sshd[27986]: Failed password for root from 118.40.139.200 port 45580 ssh2
2020-10-07T15:10:23.918552abusebot.cloudsearch.cf sshd[28048]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.40.139.200  user=root
2020-10-07T15:10:25.936197abusebot.cloudsearch.cf sshd[28048]: Failed password for root from 118.40.139.200 port 40440 ssh2
2020-10-07T15:13:44.323732abusebot.cloudsearch.cf sshd[28160]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.40.139.200  user=root
2020-10-07T15:13:46.270644abusebot.cloudsearch.cf sshd[28160]: Failed password for root from 118.40.139.200 port 35270 ssh2
2020-10-07T15:17:03.658094abusebot.cloudsearch.cf sshd[28234]: pam_unix(sshd:auth): authenticatio
...
2020-10-08 05:31:34
106.12.148.170 attack
Oct  7 17:54:11 dev0-dcde-rnet sshd[8763]: Failed password for root from 106.12.148.170 port 36916 ssh2
Oct  7 17:59:40 dev0-dcde-rnet sshd[8788]: Failed password for root from 106.12.148.170 port 36546 ssh2
2020-10-08 05:48:25
122.194.229.37 attackbotsspam
Failed password for invalid user from 122.194.229.37 port 27012 ssh2
2020-10-08 05:15:48
112.85.42.85 attackbotsspam
Failed password for invalid user from 112.85.42.85 port 30266 ssh2
2020-10-08 05:16:20
49.88.112.116 attackbots
Oct  8 00:10:45 ift sshd\[43723\]: Failed password for root from 49.88.112.116 port 22701 ssh2Oct  8 00:10:47 ift sshd\[43723\]: Failed password for root from 49.88.112.116 port 22701 ssh2Oct  8 00:10:49 ift sshd\[43723\]: Failed password for root from 49.88.112.116 port 22701 ssh2Oct  8 00:12:38 ift sshd\[43852\]: Failed password for root from 49.88.112.116 port 63899 ssh2Oct  8 00:14:29 ift sshd\[44151\]: Failed password for root from 49.88.112.116 port 45408 ssh2
...
2020-10-08 05:23:51
138.201.2.53 attack
2020-10-07T19:56:37.449534dmca.cloudsearch.cf sshd[3326]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.53.2.201.138.clients.your-server.de  user=root
2020-10-07T19:56:39.160941dmca.cloudsearch.cf sshd[3326]: Failed password for root from 138.201.2.53 port 37510 ssh2
2020-10-07T19:59:53.481579dmca.cloudsearch.cf sshd[3343]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.53.2.201.138.clients.your-server.de  user=root
2020-10-07T19:59:55.434143dmca.cloudsearch.cf sshd[3343]: Failed password for root from 138.201.2.53 port 44564 ssh2
2020-10-07T20:03:03.260950dmca.cloudsearch.cf sshd[3394]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.53.2.201.138.clients.your-server.de  user=root
2020-10-07T20:03:05.297706dmca.cloudsearch.cf sshd[3394]: Failed password for root from 138.201.2.53 port 51626 ssh2
2020-10-07T20:06:01.951612dmca.cloudsearch.cf ssh
...
2020-10-08 05:17:00
81.68.90.10 attack
srv02 Mass scanning activity detected Target: 3423  ..
2020-10-08 05:34:00

Recently Reported IPs

177.186.155.64 164.13.175.103 239.41.236.148 39.119.181.246
34.123.196.155 89.112.245.58 76.163.19.176 118.69.30.40
73.69.12.207 239.242.219.165 152.75.156.122 114.152.183.137
215.101.144.191 185.105.106.58 42.165.62.13 155.84.108.81
80.214.228.224 65.49.236.115 119.122.227.95 227.27.219.93