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: Sweden

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 <<>> 146.21.72.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9243
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;146.21.72.100.			IN	A

;; AUTHORITY SECTION:
.			491	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020092900 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Sep 29 17:53:32 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 100.72.21.146.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.72.21.146.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
1.170.39.12 attackspam
Honeypot attack, port: 23, PTR: 1-170-39-12.dynamic-ip.hinet.net.
2019-11-05 04:52:49
2.204.209.180 attackspambots
Autoban   2.204.209.180 AUTH/CONNECT
2019-11-05 04:45:00
142.93.116.168 attackbots
Nov  4 12:07:20 ny01 sshd[9604]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.116.168
Nov  4 12:07:22 ny01 sshd[9604]: Failed password for invalid user 123456 from 142.93.116.168 port 43336 ssh2
Nov  4 12:11:07 ny01 sshd[9932]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.116.168
2019-11-05 04:59:23
67.205.153.16 attackspam
Nov  4 11:04:13 lanister sshd[12255]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.205.153.16  user=root
Nov  4 11:04:15 lanister sshd[12255]: Failed password for root from 67.205.153.16 port 50052 ssh2
Nov  4 11:09:51 lanister sshd[12381]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.205.153.16  user=root
Nov  4 11:09:52 lanister sshd[12381]: Failed password for root from 67.205.153.16 port 60570 ssh2
...
2019-11-05 04:48:31
110.54.60.46 attack
SSH Brute Force, server-1 sshd[17268]: Failed password for invalid user pi from 110.54.60.46 port 39964 ssh2
2019-11-05 04:48:48
188.166.18.69 attackbotsspam
188.166.18.69 - - \[04/Nov/2019:17:53:13 +0000\] "POST /wp-login.php HTTP/1.1" 200 4358 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
188.166.18.69 - - \[04/Nov/2019:17:53:19 +0000\] "POST /xmlrpc.php HTTP/1.1" 200 403 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
...
2019-11-05 04:33:17
96.234.68.3 attackspam
Brute force attempt
2019-11-05 04:51:02
40.73.29.153 attack
Nov  4 17:36:18 MK-Soft-Root2 sshd[31138]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.29.153 
Nov  4 17:36:19 MK-Soft-Root2 sshd[31138]: Failed password for invalid user hadoop from 40.73.29.153 port 54614 ssh2
...
2019-11-05 04:24:19
222.186.42.4 attackspambots
Nov  4 20:29:48 sshgateway sshd\[32271\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.4  user=root
Nov  4 20:29:50 sshgateway sshd\[32271\]: Failed password for root from 222.186.42.4 port 9726 ssh2
Nov  4 20:30:07 sshgateway sshd\[32271\]: error: maximum authentication attempts exceeded for root from 222.186.42.4 port 9726 ssh2 \[preauth\]
2019-11-05 04:37:40
106.13.125.159 attackbots
Nov  4 15:01:39 ny01 sshd[28887]: Failed password for root from 106.13.125.159 port 49040 ssh2
Nov  4 15:05:55 ny01 sshd[29274]: Failed password for root from 106.13.125.159 port 58142 ssh2
2019-11-05 04:25:03
2.176.83.88 attackbotsspam
Nov  4 08:28:22 mailman postfix/smtpd[24307]: NOQUEUE: reject: RCPT from unknown[2.176.83.88]: 554 5.7.1 Service unavailable; Client host [2.176.83.88] blocked using sbl-xbl.spamhaus.org; https://www.spamhaus.org/query/ip/2.176.83.88; from= to= proto=ESMTP helo=<[46.224.87.179]>
Nov  4 08:28:23 mailman postfix/smtpd[24234]: NOQUEUE: reject: RCPT from unknown[2.176.83.88]: 554 5.7.1 Service unavailable; Client host [2.176.83.88] blocked using sbl-xbl.spamhaus.org; https://www.spamhaus.org/query/ip/2.176.83.88; from= to= proto=ESMTP helo=<[46.224.87.179]>
2019-11-05 05:03:26
37.9.169.11 attackbots
Automatic report - XMLRPC Attack
2019-11-05 05:01:22
58.21.206.70 attackspam
Automatic report - Port Scan Attack
2019-11-05 04:52:04
14.177.136.208 attackspambots
Autoban   14.177.136.208 AUTH/CONNECT
2019-11-05 04:46:49
106.75.123.238 attackbotsspam
Nov  4 18:11:43 *** sshd[19912]: User root from 106.75.123.238 not allowed because not listed in AllowUsers
2019-11-05 04:44:30

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