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 <<>> 54.30.21.187
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41703
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;54.30.21.187.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025062800 1800 900 604800 86400

;; Query time: 35 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Jun 28 14:36:55 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 187.21.30.54.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 187.21.30.54.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.75.207.61 attack
Aug 23 22:57:30 meumeu sshd[12822]: Failed password for invalid user www from 51.75.207.61 port 45694 ssh2
Aug 23 23:01:19 meumeu sshd[13299]: Failed password for invalid user sharp from 51.75.207.61 port 33338 ssh2
Aug 23 23:05:03 meumeu sshd[13727]: Failed password for invalid user sikha from 51.75.207.61 port 49218 ssh2
...
2019-08-24 05:51:02
181.97.71.201 attack
2019-08-23 17:07:39 H=(host201.181-97-71.telecom.net.ar) [181.97.71.201]:22818 I=[10.100.18.25]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=181.97.71.201)
2019-08-23 17:07:40 unexpected disconnection while reading SMTP command from (host201.181-97-71.telecom.net.ar) [181.97.71.201]:22818 I=[10.100.18.25]:25 (error: Connection reset by peer)
2019-08-23 17:26:53 H=(host201.181-97-71.telecom.net.ar) [181.97.71.201]:22527 I=[10.100.18.25]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=181.97.71.201)


........
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https://www.blocklist.de/en/view.html?ip=181.97.71.201
2019-08-24 05:32:53
43.226.69.132 attackbotsspam
2019-08-23T18:38:02.386009abusebot-3.cloudsearch.cf sshd\[32479\]: Invalid user git from 43.226.69.132 port 43868
2019-08-23T18:38:02.390751abusebot-3.cloudsearch.cf sshd\[32479\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.226.69.132
2019-08-24 05:21:38
36.249.147.223 attackspam
Autoban   36.249.147.223 AUTH/CONNECT
2019-08-24 05:14:41
146.185.25.174 attackspam
8002/tcp 7548/tcp 9060/tcp...
[2019-07-03/08-23]12pkt,6pt.(tcp)
2019-08-24 05:52:10
49.88.112.66 attackbots
Aug 23 11:44:46 tdfoods sshd\[26739\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.66  user=root
Aug 23 11:44:48 tdfoods sshd\[26739\]: Failed password for root from 49.88.112.66 port 59044 ssh2
Aug 23 11:44:51 tdfoods sshd\[26739\]: Failed password for root from 49.88.112.66 port 59044 ssh2
Aug 23 11:44:53 tdfoods sshd\[26739\]: Failed password for root from 49.88.112.66 port 59044 ssh2
Aug 23 11:45:48 tdfoods sshd\[26830\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.66  user=root
2019-08-24 05:46:02
124.6.153.2 attack
Aug 23 21:55:58 mail sshd\[13769\]: Failed password for invalid user wood from 124.6.153.2 port 49346 ssh2
Aug 23 22:14:09 mail sshd\[14109\]: Invalid user helpdesk from 124.6.153.2 port 54988
Aug 23 22:14:09 mail sshd\[14109\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.6.153.2
...
2019-08-24 05:25:29
66.7.148.40 attackspam
Aug 23 23:23:35 mail postfix/smtpd\[29425\]: warning: unknown\[66.7.148.40\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 23 23:26:58 mail postfix/smtpd\[2694\]: warning: unknown\[66.7.148.40\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 23 23:28:04 mail postfix/smtpd\[2655\]: warning: unknown\[66.7.148.40\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-08-24 05:38:11
185.255.96.99 attackbotsspam
Name: Kathrynwes
Email: kathrynneugszadubina@yandex.com
Phone: 85128251733
Street: Moscow
City: Moscow
Zip: 133134
2019-08-24 05:15:42
71.6.233.16 attackbotsspam
7100/tcp 9043/tcp 65535/tcp...
[2019-07-03/08-23]4pkt,3pt.(tcp),1pt.(udp)
2019-08-24 05:49:02
77.93.33.36 attack
2222/tcp 22/tcp...
[2019-06-25/08-23]4pkt,2pt.(tcp)
2019-08-24 05:20:13
164.132.74.78 attackbotsspam
Aug 23 11:19:13 php1 sshd\[21125\]: Invalid user raw from 164.132.74.78
Aug 23 11:19:13 php1 sshd\[21125\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.74.78
Aug 23 11:19:14 php1 sshd\[21125\]: Failed password for invalid user raw from 164.132.74.78 port 52724 ssh2
Aug 23 11:24:39 php1 sshd\[21589\]: Invalid user xavier from 164.132.74.78
Aug 23 11:24:39 php1 sshd\[21589\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.74.78
2019-08-24 05:34:04
51.89.19.147 attack
Automatic report - Banned IP Access
2019-08-24 05:43:59
2.38.186.191 attackspambots
37215/tcp 23/tcp 60001/tcp...
[2019-08-03/23]6pkt,3pt.(tcp)
2019-08-24 05:40:38
121.181.239.71 attack
Reported by AbuseIPDB proxy server.
2019-08-24 05:37:44

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